Mobile Home Valuation Calculator

Mobile Home Valuation Calculator & Guide :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –secondary-text-color: #666; –border-color: #dee2e6; –card-background: #ffffff; –shadow: 0 4px 8px rgba(0,0,0,0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); line-height: 1.6; margin: 0; padding: 0; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: var(–shadow); } h1, h2, h3 { color: var(–primary-color); text-align: center; margin-bottom: 20px; } h1 { font-size: 2.5em; } h2 { font-size: 1.8em; border-bottom: 2px solid var(–primary-color); padding-bottom: 10px; margin-top: 40px; } h3 { font-size: 1.4em; margin-top: 30px; } .loan-calc-container { background-color: var(–card-background); padding: 30px; border-radius: 8px; box-shadow: var(–shadow); margin-bottom: 30px; border: 1px solid var(–border-color); } .input-group { margin-bottom: 20px; font-size: 1.1em; } .input-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(–primary-color); } .input-group input[type="number"], .input-group input[type="text"], .input-group select { width: calc(100% – 22px); padding: 12px; border: 1px solid var(–border-color); border-radius: 5px; box-sizing: border-box; font-size: 1em; } .input-group select { appearance: none; background-image: url('data:image/svg+xml;charset=US-ASCII,'); background-repeat: no-repeat; background-position: right 10px center; background-size: 12px auto; } .input-group .helper-text { font-size: 0.85em; color: var(–secondary-text-color); margin-top: 5px; display: block; } .input-group .error-message { color: red; font-size: 0.9em; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { display: flex; justify-content: space-between; margin-top: 25px; } button { padding: 12px 25px; border: none; border-radius: 5px; cursor: pointer; font-size: 1.05em; font-weight: 600; transition: background-color 0.3s ease; } .btn-primary { background-color: var(–primary-color); color: white; } .btn-primary:hover { background-color: #003366; } .btn-secondary { background-color: #6c757d; color: white; } .btn-secondary:hover { background-color: #5a6268; } .results-container { margin-top: 30px; border-top: 1px solid var(–border-color); padding-top: 20px; } #result { background-color: var(–primary-color); color: white; padding: 20px; border-radius: 5px; text-align: center; font-size: 1.8em; font-weight: bold; margin-bottom: 20px; box-shadow: var(–shadow); } .intermediate-results div, .formula-explanation div { background-color: #e9ecef; padding: 15px; border-radius: 5px; margin-bottom: 15px; border-left: 5px solid var(–primary-color); } .intermediate-results span, .formula-explanation span { font-weight: bold; color: var(–primary-color); } .chart-container { margin-top: 30px; background-color: var(–card-background); padding: 20px; border-radius: 8px; box-shadow: var(–shadow); text-align: center; } caption { font-size: 1.1em; font-weight: bold; color: var(–primary-color); margin-bottom: 15px; caption-side: top; } table { width: 100%; border-collapse: collapse; margin-top: 10px; } th, td { padding: 10px; text-align: left; border-bottom: 1px solid var(–border-color); } th { background-color: var(–primary-color); color: white; } tr:nth-child(even) { background-color: #f2f2f2; } .article-content { background-color: var(–card-background); padding: 30px; border-radius: 8px; box-shadow: var(–shadow); margin-top: 30px; font-size: 1.05em; color: var(–secondary-text-color); } .article-content p { margin-bottom: 15px; } .article-content a { color: var(–primary-color); text-decoration: none; font-weight: 600; } .article-content a:hover { text-decoration: underline; } .faq-section { margin-top: 30px; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: var(–shadow); } .faq-item { margin-bottom: 15px; border-bottom: 1px dashed var(–border-color); padding-bottom: 10px; } .faq-item:last-child { border-bottom: none; } .faq-question { font-weight: bold; color: var(–primary-color); cursor: pointer; display: flex; justify-content: space-between; align-items: center; } .faq-question::after { content: '+'; font-size: 1.2em; } .faq-answer { display: none; margin-top: 10px; padding-left: 15px; font-size: 1em; color: var(–secondary-text-color); } .faq-item.open .faq-question::after { content: '-'; } .faq-item.open .faq-answer { display: block; } .related-links { margin-top: 30px; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: var(–shadow); } .related-links ul { list-style: none; padding: 0; } .related-links li { margin-bottom: 10px; } #copyButton { background-color: #ffc107; color: #212529; } #copyButton:hover { background-color: #e0a800; }

Mobile Home Valuation Calculator

Estimate the market value of your mobile home with key details.

Enter the total living area in square feet.
The year your mobile home was built.
Excellent (like new, updated) Good (well-maintained, minor wear) Fair (average wear, needs some repairs) Poor (significant wear, needs major repairs) Very Poor (structurally unsound, unsellable) Select the general condition of the home.
A multiplier for desirable locations (e.g., 1.1 for good area, 0.9 for poor).
Total spent on significant improvements (kitchen, bath, roof, etc.).
— Value —

Key Valuation Components:

Base Value:
Depreciation Adjustment:
Upgrade Value Adjustment:

How It's Calculated:

This mobile home valuation calculator uses a formula based on size, age, condition, location, and upgrades.

Formula: Estimated Value = (Base Value per Sq Ft * Home Size) – Depreciation Adjustment + Upgrade Value Adjustment

Base Value is determined by current market rates for mobile homes of similar size and condition in the region. Depreciation is calculated based on age. Upgrade value is a portion of the renovation costs. Location factor adjusts the final value based on its desirability.

Value Breakdown by Factor:

■ Base Value ■ Depreciation Adjustment ■ Upgrade Value Adjustment

Estimated Value Over Time:

■ Estimated Value

Understanding Your Mobile Home's Value: The Mobile Home Valuation Calculator Guide

What is a Mobile Home Valuation Calculator?

A Mobile Home Valuation Calculator is a specialized online tool designed to help you estimate the current market value of a mobile home. Unlike traditional site-built homes, mobile homes (also known as manufactured homes) have unique depreciation schedules and market dynamics. This calculator considers factors like the home's size, age, condition, location desirability, and any significant upgrades or renovations undertaken. It's an essential tool for homeowners looking to sell, refinance, purchase insurance, or simply understand their asset's worth. Anyone involved in the mobile home market, from individual owners to real estate agents specializing in this niche, can benefit from using a reliable mobile home valuation calculator.

Common Misconceptions:

  • Mobile homes don't appreciate: While mobile homes typically depreciate faster than site-built homes, well-maintained homes in desirable locations, especially those on permanent foundations, can hold or even increase in value over time.
  • All mobile homes are the same: There's a vast difference between single-wide, double-wide, and triple-wide homes, as well as between older HUD-code homes and newer factory-built residences.
  • Value is solely based on original price: Market demand, condition, location, and recent sales of comparable properties significantly influence current valuation.

Mobile Home Valuation Formula and Mathematical Explanation

The core of our mobile home valuation calculator relies on a multi-factor approach to provide a realistic estimate. While specific appraisal methods can vary, a common methodology combines a base value adjusted for depreciation, improvements, and location.

Step-by-Step Derivation:

  1. Calculate Base Value: This is the starting point, representing the approximate value of the home per square foot based on current market conditions for similar mobile homes in the general region. This figure is influenced by average sales prices and local inventory.
  2. Apply Age-Based Depreciation: Mobile homes depreciate significantly faster than traditional homes. A depreciation factor is applied based on the age of the home, reducing its value. Newer homes have less depreciation.
  3. Factor in Condition and Upgrades: Significant renovations or upgrades (like new kitchens, bathrooms, roofing, or HVAC systems) add value. The calculator estimates a portion of the upgrade cost that translates into increased market value. Conversely, poor condition reduces value.
  4. Adjust for Location: The desirability of the mobile home's location plays a crucial role. Homes in sought-after communities, with good amenities, or in areas with high demand will command a higher price. This is applied as a multiplier.
  5. Combine Factors for Final Estimate: The adjusted base value, minus depreciation, plus added upgrade value, and then multiplied by the location factor, yields the estimated market value.

Formula Representation:

Estimated Value = [ (Base Value per Sq Ft * Home Size) – Depreciation Adjustment + Upgrade Value Adjustment ] * Location Factor

Variable Explanations:

Variable Meaning Unit Typical Range
Home Size Total living area of the mobile home. Square Feet 200 – 3000+ sq ft
Year Manufactured The year the home was constructed. Year 1970 – Present
Condition Factor A rating from 1 (Very Poor) to 5 (Excellent) reflecting the home's state. Scale (1-5) 1 – 5
Base Value per Sq Ft Estimated market value per square foot for comparable mobile homes in the area. (Internal variable, dynamic) USD / Sq Ft $20 – $150+ / sq ft
Depreciation Adjustment Reduction in value due to age and wear. (Internal calculation) USD Variable (can be negative)
Upgrade Value Adjustment Added value from significant renovations. (Internal calculation based on input) USD Variable (can be positive)
Location Factor Multiplier reflecting the desirability of the home's location. Multiplier 0.5 – 1.5
Estimated Value The final calculated market value of the mobile home. USD Variable

Practical Examples (Real-World Use Cases)

Let's illustrate how the Mobile Home Valuation Calculator works with a couple of scenarios:

Example 1: Well-Maintained Family Home

  • Home Size: 1600 sq ft
  • Year Manufactured: 2010 (14 years old)
  • Condition: Good (Factor 4)
  • Location Factor: 1.1 (Desirable area)
  • Upgrades: $8,000 (Newer appliances, updated flooring)

Calculation Breakdown (Illustrative):

  • Assume Base Value per Sq Ft = $60
  • Base Value = 1600 sq ft * $60/sq ft = $96,000
  • Depreciation Adjustment (e.g., ~25% of base value for age/condition): -$24,000
  • Upgrade Value Adjustment (e.g., 70% of upgrade cost): $8,000 * 0.70 = $5,600
  • Subtotal before location = $96,000 – $24,000 + $5,600 = $77,600
  • Estimated Value = $77,600 * 1.1 (Location Factor) = $85,360

Interpretation: This calculator suggests a market value of approximately $85,360. The good condition and desirable location boost the value, while the age slightly reduces it. The upgrades add a tangible increase.

Example 2: Older Home Needing Some Work

  • Home Size: 1000 sq ft
  • Year Manufactured: 1990 (34 years old)
  • Condition: Fair (Factor 3)
  • Location Factor: 0.9 (Less desirable area)
  • Upgrades: $2,000 (Minor repairs, paint)

Calculation Breakdown (Illustrative):

  • Assume Base Value per Sq Ft = $40
  • Base Value = 1000 sq ft * $40/sq ft = $40,000
  • Depreciation Adjustment (e.g., ~50% of base value for age/condition): -$20,000
  • Upgrade Value Adjustment (e.g., 50% of upgrade cost): $2,000 * 0.50 = $1,000
  • Subtotal before location = $40,000 – $20,000 + $1,000 = $21,000
  • Estimated Value = $21,000 * 0.9 (Location Factor) = $18,900

Interpretation: The estimated value here is around $18,900. The significant age, fair condition, and less desirable location heavily influence the valuation downward, despite the modest upgrades.

How to Use This Mobile Home Valuation Calculator

Using our mobile home valuation calculator is straightforward. Follow these steps to get your estimated value:

  1. Input Home Size: Enter the total square footage of your mobile home in the designated field.
  2. Enter Year Manufactured: Input the year your mobile home was built. Accuracy is key here, as age is a major depreciation factor.
  3. Select Condition: Choose the option from the dropdown that best describes your mobile home's overall condition (Excellent, Good, Fair, Poor, Very Poor). Be honest for the most accurate result.
  4. Specify Location Factor: This is a multiplier. Enter '1.0' if the location is average. Enter a value above 1.0 (e.g., 1.1, 1.2) if the location is highly desirable (good school district, low crime, close to amenities). Enter a value below 1.0 (e.g., 0.9, 0.8) if the location is less desirable.
  5. Add Upgrade Costs: If you've made significant improvements (new roof, updated kitchen/bath, new flooring, HVAC replacement), enter the approximate total cost here. Minor cosmetic fixes usually don't add significant value.
  6. Calculate: Click the "Calculate Value" button.

Reading the Results:

  • Primary Result: The large, highlighted number is your estimated market value.
  • Key Valuation Components: These show how the different factors contributed:
    • Base Value: The starting point based on size and general market rates.
    • Depreciation Adjustment: How much value is lost due to age and wear.
    • Upgrade Value Adjustment: The added value from your renovations.
  • Formula Explanation: Provides insight into the calculation method.
  • Charts: Visualize the breakdown of value components and how the value might change over time.

Decision-Making Guidance: Use the estimated value as a starting point for pricing your home if selling, negotiating a purchase price, or discussing value with an insurance agent. Remember, this is an estimate; a professional appraisal provides a definitive value.

Key Factors That Affect Mobile Home Valuation Results

Several critical elements influence the estimated value of a mobile home:

  1. Age and Depreciation: Mobile homes have a shorter lifespan and depreciate more rapidly than traditional homes. A 20-year-old mobile home will typically be worth significantly less than a 5-year-old one, all other factors being equal. The calculator factors this in heavily.
  2. Condition and Maintenance: The physical state of the home is paramount. Excellent condition with regular maintenance (e.g., updated roof, plumbing, electrical, siding) commands a much higher value than a neglected home with visible wear and tear, water damage, or outdated systems.
  3. Size and Layout: Larger homes generally have higher values, but the layout and functionality are also crucial. Modern, open floor plans are often more desirable than older, compartmentalized designs. The number of bedrooms and bathrooms also plays a role.
  4. Location and Land Tenure: This is often the most significant factor. Is the mobile home in a desirable park or community with good amenities? Is it on its own land (owned or leased)? Homes on owned land or in highly sought-after parks typically hold value better. Proximity to jobs, schools, and services increases desirability. Our calculator uses a 'Location Factor' to account for this.
  5. Upgrades and Renovations: Substantial upgrades like new kitchens, bathrooms, energy-efficient windows, updated HVAC systems, or a new roof can significantly increase a mobile home's value. The calculator estimates how much of the renovation cost translates into market value.
  6. Foundation Type: Mobile homes placed on permanent foundations (concrete slab, crawl space) are often considered more valuable and are easier to finance than those on temporary or leased land with basic piers. This impacts long-term value and marketability.
  7. Market Demand and Comparables: The current real estate market conditions, specifically for mobile homes in the area, are vital. High demand and low inventory drive prices up, while the opposite can depress them. Recent sales of similar mobile homes (comparables) are the best indicator of market value.
  8. Fees and Land Lease Costs: If the mobile home is in a park, monthly land lease fees, park amenities fees, and potential capital appreciation caps within the park's rules can affect the overall perceived value and affordability for potential buyers.

Frequently Asked Questions (FAQ)

What's the difference between a mobile home and a manufactured home?
Technically, "mobile home" refers to homes built before June 15, 1976. Homes built after this date, adhering to the federal HUD code, are officially called "manufactured homes." However, the terms are often used interchangeably in conversation. Our calculator applies valuation principles relevant to most modern manufactured homes and older mobile homes.
Can a mobile home appreciate in value?
While mobile homes typically depreciate, appreciation is possible under certain circumstances. This includes homes in highly desirable locations, homes with permanent foundations, significant and well-executed upgrades, and strong market demand for manufactured housing in the area. Owning the land the home sits on also greatly increases the potential for value retention or appreciation.
Is the calculator's value the same as a professional appraisal?
No. This calculator provides an *estimate* based on common valuation factors. A professional appraisal is conducted by a licensed appraiser who performs an in-depth inspection, analyzes multiple comparable sales, and considers local market nuances. An appraisal is required for most mortgage loans and provides a more definitive value.
How accurate is the "Condition" factor?
The condition factor is subjective but crucial. "Excellent" implies near-perfect, updated condition, while "Poor" suggests significant issues needing major repairs. Be realistic when selecting this option, as it heavily influences the depreciation adjustment. Consulting recent sales of homes in similar conditions can help calibrate your assessment.
What kind of upgrades add the most value?
Major system upgrades (new roof, HVAC, plumbing, electrical), kitchen and bathroom remodels with modern finishes, energy-efficient windows, and high-quality flooring tend to add the most value. Cosmetic updates like painting can help sell a home faster but may not significantly increase its appraised value on their own.
Does the calculator account for land cost?
This calculator primarily estimates the value of the *structure* (the mobile home itself). If you own the land, its value is separate. If the home is in a park with a land lease, the calculator's "Location Factor" attempts to account for the desirability of that park, but it doesn't include the monthly lease payment itself.
What if my home is very old (pre-HUD code)?
Older mobile homes (pre-1976) generally have significantly lower values due to age, outdated construction standards, and potential financing difficulties. The depreciation factor in the calculator will be substantial for such homes. Marketability might also be limited compared to modern manufactured homes.
How often should I update my mobile home's valuation?
It's wise to re-evaluate your mobile home's value annually, especially if you're considering selling or refinancing. Market conditions, your home's condition, and local developments can all impact its worth. This calculator can be used periodically to track potential changes.
© 2023 Your Company Name. All rights reserved. This calculator provides estimates for informational purposes only.
var baseValuePerSqFt = 55; // Default base value per square foot (can be adjusted based on region/market) var depreciationRatePerYear = 0.02; // 2% annual depreciation var maxDepreciationFactor = 0.6; // Maximum depreciation is 60% of base value function getInputValue(id) { var element = document.getElementById(id); if (element) { var value = parseFloat(element.value); return isNaN(value) ? null : value; } return null; } function setErrorMessage(id, message) { var errorElement = document.getElementById(id); if (errorElement) { if (message) { errorElement.textContent = message; errorElement.style.display = 'block'; } else { errorElement.textContent = "; errorElement.style.display = 'none'; } } } function validateInputs() { var homeSize = getInputValue('homeSize'); var yearManufactured = getInputValue('yearManufactured'); var locationFactor = getInputValue('locationFactor'); var upgrades = getInputValue('upgrades'); var errors = false; if (homeSize === null || homeSize <= 0) { setErrorMessage('homeSizeError', 'Please enter a valid home size (must be greater than 0).'); errors = true; } else { setErrorMessage('homeSizeError', ''); } if (yearManufactured === null || yearManufactured new Date().getFullYear()) { setErrorMessage('yearManufacturedError', 'Please enter a valid year (e.g., 1990-2024).'); errors = true; } else { setErrorMessage('yearManufacturedError', "); } if (locationFactor === null || locationFactor 1.5) { setErrorMessage('locationFactorError', 'Location factor should be between 0.5 and 1.5.'); errors = true; } else { setErrorMessage('locationFactorError', "); } if (upgrades === null || upgrades < 0) { setErrorMessage('upgradesError', 'Upgrade cost cannot be negative.'); errors = true; } else { setErrorMessage('upgradesError', ''); } return !errors; } var valuationChartInstance = null; var valueOverTimeChartInstance = null; var canvasChart = document.getElementById('valuationChart').getContext('2d'); var canvasValueOverTimeChart = document.getElementById('valueOverTimeChart').getContext('2d'); function drawValuationChart(baseValue, depreciationAdj, upgradeAdj) { if (valuationChartInstance) { valuationChartInstance.destroy(); } valuationChartInstance = new Chart(canvasChart, { type: 'bar', data: { labels: ['Base Value', 'Depreciation Adj.', 'Upgrade Adj.'], datasets: [{ label: 'Value Component', data: [baseValue, Math.abs(depreciationAdj), upgradeAdj], // Use absolute for display if negative backgroundColor: [ 'rgba(0, 74, 153, 0.7)', 'rgba(255, 99, 132, 0.7)', // Reddish for depreciation impact 'rgba(40, 167, 69, 0.7)' ], borderColor: [ 'rgba(0, 74, 153, 1)', 'rgba(255, 99, 132, 1)', 'rgba(40, 167, 69, 1)' ], borderWidth: 1 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, ticks: { callback: function(value) { return '$' + value.toLocaleString(); } } } }, plugins: { legend: { display: false // Use external legend }, title: { display: true, text: 'Breakdown of Valuation Components' } } } }); } function drawValueOverTimeChart(estimatedValue, age) { if (valueOverTimeChartInstance) { valueOverTimeChartInstance.destroy(); } var years = []; var values = []; var currentYear = new Date().getFullYear(); for (var i = 0; i <= age + 5; i++) { // Project a few years beyond current age var year = currentYear – age + i; years.push(year); var simulatedHomeSize = getInputValue('homeSize') || 1200; var simulatedYearManufactured = currentYear – age; var simulatedCondition = parseInt(document.getElementById('condition').value) || 3; var simulatedLocationFactor = getInputValue('locationFactor') || 1.0; var simulatedUpgrades = getInputValue('upgrades') || 0; var calculatedValue = calculateEstimatedValue(simulatedHomeSize, simulatedYearManufactured, simulatedCondition, simulatedLocationFactor, simulatedUpgrades, baseValuePerSqFt); values.push(calculatedValue); } valueOverTimeChartInstance = new Chart(canvasValueOverTimeChart, { type: 'line', data: { labels: years, datasets: [{ label: 'Estimated Value ($)', data: values, borderColor: 'var(–primary-color)', backgroundColor: 'rgba(0, 74, 153, 0.2)', fill: true, tension: 0.1 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { y: { beginAtZero: true, ticks: { callback: function(value) { return '$' + value.toLocaleString(); } } }, x: { title: { display: true, text: 'Year' } } }, plugins: { title: { display: true, text: 'Estimated Value Trend' }, legend: { display: false } } } }); } function calculateEstimatedValue(homeSize, yearManufactured, condition, locationFactor, upgrades, baseSqFt) { var currentYear = new Date().getFullYear(); var age = currentYear – yearManufactured; var depreciation = 0; var baseValue = baseSqFt * homeSize; // Apply depreciation based on age and condition var ageFactor = Math.min(age / 30, 1.0); // Assume 30 years for full age depreciation impact var conditionMultiplier = (condition / 5.0); // Excellent=1.0, Good=0.8, Fair=0.6, Poor=0.4, Very Poor=0.2 depreciation = baseValue * depreciationRatePerYear * age * conditionMultiplier; depreciation = Math.max(depreciation, baseValue * maxDepreciationFactor * conditionMultiplier); // Cap depreciation depreciation = Math.min(depreciation, baseValue); // Ensure depreciation doesn't exceed base value var upgradeValue = upgrades * 0.6; // Assume 60% of upgrade cost adds value var estimatedValue = (baseValue – depreciation + upgradeValue) * locationFactor; return Math.max(0, estimatedValue); // Ensure value is not negative } function calculateValue() { if (!validateInputs()) { return; } var homeSize = getInputValue('homeSize'); var yearManufactured = getInputValue('yearManufactured'); var condition = parseInt(document.getElementById('condition').value); var locationFactor = getInputValue('locationFactor'); var upgrades = getInputValue('upgrades'); var currentYear = new Date().getFullYear(); var age = currentYear – yearManufactured; var baseValue = baseValuePerSqFt * homeSize; // Depreciation calculation var conditionMultiplier = condition / 5.0; var depreciation = baseValue * depreciationRatePerYear * age * conditionMultiplier; depreciation = Math.max(depreciation, baseValue * maxDepreciationFactor * conditionMultiplier); // Cap depreciation depreciation = Math.min(depreciation, baseValue); var upgradeValue = upgrades * 0.6; // Assume 60% of upgrade cost adds value var estimatedValue = (baseValue – depreciation + upgradeValue) * locationFactor; estimatedValue = Math.max(0, estimatedValue); // Ensure value is not negative document.getElementById('result').textContent = '$' + estimatedValue.toLocaleString(undefined, { minimumFractionDigits: 0, maximumFractionDigits: 0 }); document.getElementById('baseValue').getElementsByTagName('span')[0].textContent = '$' + baseValue.toLocaleString(undefined, { minimumFractionDigits: 0, maximumFractionDigits: 0 }); document.getElementById('depreciation').getElementsByTagName('span')[0].textContent = '-$' + depreciation.toLocaleString(undefined, { minimumFractionDigits: 0, maximumFractionDigits: 0 }); document.getElementById('upgradeValue').getElementsByTagName('span')[0].textContent = '$' + upgradeValue.toLocaleString(undefined, { minimumFractionDigits: 0, maximumFractionDigits: 0 }); // Update charts drawValuationChart(baseValue, -depreciation, upgradeValue); drawValueOverTimeChart(estimatedValue, age); } function resetForm() { document.getElementById('homeSize').value = '1200'; document.getElementById('yearManufactured').value = '2005'; document.getElementById('condition').value = '3'; document.getElementById('locationFactor').value = '1.0'; document.getElementById('upgrades').value = '5000'; // Clear errors setErrorMessage('homeSizeError', ''); setErrorMessage('yearManufacturedError', ''); setErrorMessage('locationFactorError', ''); setErrorMessage('upgradesError', ''); calculateValue(); // Recalculate with default values } function copyResults() { var result = document.getElementById('result').textContent; var baseValue = document.getElementById('baseValue').getElementsByTagName('span')[0].textContent; var depreciation = document.getElementById('depreciation').getElementsByTagName('span')[0].textContent; var upgradeValue = document.getElementById('upgradeValue').getElementsByTagName('span')[0].textContent; var assumptions = "Key Assumptions:\n"; assumptions += "- Base Value per Sq Ft: $" + baseValuePerSqFt.toLocaleString(undefined, { minimumFractionDigits: 0, maximumFractionDigits: 0 }) + "\n"; assumptions += "- Depreciation Rate: " + (depreciationRatePerYear * 100).toFixed(1) + "% per year\n"; assumptions += "- Max Depreciation: " + (maxDepreciationFactor * 100).toFixed(0) + "%\n"; assumptions += "- Upgrade Value Factor: 60%\n"; var textToCopy = "Mobile Home Valuation Results:\n"; textToCopy += "——————————–\n"; textToCopy += "Estimated Value: " + result + "\n"; textToCopy += "\n"; textToCopy += "Key Components:\n"; textToCopy += "- Base Value: " + baseValue + "\n"; textToCopy += "- Depreciation Adjustment: " + depreciation + "\n"; textToCopy += "- Upgrade Value Adjustment: " + upgradeValue + "\n"; textToCopy += "\n"; textToCopy += assumptions; // Use navigator.clipboard if available, fallback to prompt if (navigator.clipboard && navigator.clipboard.writeText) { navigator.clipboard.writeText(textToCopy).then(function() { alert('Results copied to clipboard!'); }).catch(function(err) { console.error('Failed to copy: ', err); prompt('Copy these results manually:', textToCopy); }); } else { prompt('Copy these results manually:', textToCopy); } } // Initialize charts and calculation on page load window.onload = function() { resetForm(); // Load with default values and calculate var faqItems = document.querySelectorAll('.faq-item'); faqItems.forEach(function(item) { item.querySelector('.faq-question').addEventListener('click', function() { item.classList.toggle('open'); }); }); };

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