Calculating Contract Rates

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Independent Contractor Rate Calculator

Determine your ideal hourly and daily rate based on your financial goals and business overhead.

Recommended Hourly Rate:
Recommended Daily Rate (8h):
Target Annual Gross Revenue:
Total Billable Hours Per Year:

How to Determine Your Contract Rate

Transitioning from a salaried employee to an independent contractor requires a fundamental shift in how you value your time. Unlike an employee, a contractor is responsible for their own taxes, health insurance, equipment, and non-billable administrative time.

The Contract Rate Formula

To ensure your business is profitable and sustainable, we use the following calculation logic:

  • Step 1: Determine Total Cash Need. Add your desired take-home pay to your annual business overhead (software, rent, hardware).
  • Step 2: Adjust for Taxes. Divide your total cash need by (1 – Tax Rate). If your tax rate is 25%, you divide by 0.75. This gives you your Gross Revenue target.
  • Step 3: Calculate Billable Capacity. Subtract vacation weeks and holidays from the 52-week year. Multiply the remaining weeks by your realistic billable hours per week (usually 20-30, accounting for admin and sales).
  • Step 4: The Final Rate. Divide the Gross Revenue target by your annual billable hours.

Example Calculation

If you want to net $80,000 and have $10,000 in expenses, you need $90,000 post-tax. At a 25% tax rate, your gross revenue must be $120,000. If you work 48 weeks a year at 25 billable hours per week (1,200 hours total), your hourly rate should be $100.00.

Why "Billable Hours" Matter

A common mistake for new contractors is assuming 40 billable hours per week. In reality, marketing, invoicing, and administrative tasks often consume 20-40% of your work week. If you base your rate on a 40-hour billable week but only bill 25, you will experience a significant revenue shortfall.

function calculateContractRate() { var netIncome = parseFloat(document.getElementById('desiredNetIncome').value); var expenses = parseFloat(document.getElementById('annualExpenses').value); var taxRate = parseFloat(document.getElementById('taxRate').value) / 100; var vacationWeeks = parseFloat(document.getElementById('vacationWeeks').value); var billablePerWeek = parseFloat(document.getElementById('billableHours').value); var buffer = parseFloat(document.getElementById('utilization').value) / 100; if (isNaN(netIncome) || isNaN(expenses) || isNaN(billablePerWeek)) { alert("Please enter valid numbers for income, expenses, and hours."); return; } // 1. Calculate Total Gross Revenue Needed var totalNetNeeded = netIncome + expenses; var grossRevenueNeeded = totalNetNeeded / (1 – taxRate); // 2. Add Buffer for unbillable gaps/utilization grossRevenueNeeded = grossRevenueNeeded * (1 + buffer); // 3. Calculate Billable Weeks and Hours var workingWeeks = 52 – vacationWeeks; if (workingWeeks <= 0) workingWeeks = 1; var totalAnnualHours = workingWeeks * billablePerWeek; // 4. Final Rates var hourlyRate = grossRevenueNeeded / totalAnnualHours; var dailyRate = hourlyRate * 8; // Display Results document.getElementById('contract-results').style.display = 'block'; document.getElementById('resHourly').innerText = '$' + hourlyRate.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById('resDaily').innerText = '$' + dailyRate.toLocaleString(undefined, {minimumFractionDigits: 2, maximumFractionDigits: 2}); document.getElementById('resGross').innerText = '$' + grossRevenueNeeded.toLocaleString(undefined, {minimumFractionDigits: 0, maximumFractionDigits: 0}); document.getElementById('resHoursYear').innerText = totalAnnualHours.toLocaleString() + ' hours'; }

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