Estimate your net pay based on your hourly wage, hours worked, and tax deductions.
Estimated Net Pay Per Week
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Understanding Your Hourly Paycheck Calculation
This calculator helps you estimate your take-home pay (net pay) based on common inputs for an hourly employee. It accounts for your gross earnings and subtracts federal income tax, FICA taxes, and any additional voluntary deductions.
How the Calculation Works:
The process involves several key steps:
Calculate Gross Pay: This is the total amount earned before any deductions.
Formula: Gross Pay = Hourly Wage × Hours Worked Per Week
Calculate Federal Income Tax Withholding: This is a percentage of your gross pay that is withheld for federal income taxes.
Formula: Federal Tax = Gross Pay × (Federal Income Tax Withholding Rate / 100)
Calculate FICA Taxes: This includes Social Security and Medicare taxes, which are mandated by federal law.
Formula: FICA Taxes = Gross Pay × (FICA Tax Rate / 100)
Calculate Total Deductions: Sum of all taxes and other specified deductions.
Formula: Total Deductions = Federal Tax + FICA Taxes + Other Deductions
Calculate Net Pay: This is your final take-home amount after all deductions are subtracted from your gross pay.
Formula: Net Pay = Gross Pay – Total Deductions
This means the estimated net paycheck for this individual would be $612.80.
Important Considerations:
Tax Brackets and W-4: The federal income tax percentage is a simplification. Actual withholding depends on your W-4 form selections, which consider factors like filing status, dependents, and other income sources.
State and Local Taxes: This calculator does not include state or local income taxes, which vary significantly by location and can be substantial.
Other Deductions: This category can include health insurance premiums, retirement plan contributions (like 401k), union dues, etc. These can sometimes be pre-tax deductions, affecting your taxable income, which this simplified calculator does not account for.
Overtime: Hours worked beyond a standard week (often 40 hours) may be paid at a higher rate (e.g., time-and-a-half). This calculator assumes a consistent hourly rate for all hours entered.
Pay Frequency: This calculator estimates weekly net pay. If you are paid bi-weekly, semi-monthly, or monthly, you would need to adjust the calculation or the resulting number accordingly (e.g., multiply weekly net pay by 2 for bi-weekly).
This calculator provides a helpful estimate. For precise figures, always refer to your official pay stub or consult with your HR or payroll department.
function calculatePaycheck() {
var hourlyWage = parseFloat(document.getElementById("hourlyWage").value);
var hoursWorked = parseFloat(document.getElementById("hoursWorked").value);
var taxRate = parseFloat(document.getElementById("taxRate").value);
var ficaRate = parseFloat(document.getElementById("ficaRate").value);
var otherDeductions = parseFloat(document.getElementById("otherDeductions").value);
var resultValueElement = document.getElementById("result-value");
// Input validation
if (isNaN(hourlyWage) || hourlyWage < 0 ||
isNaN(hoursWorked) || hoursWorked < 0 ||
isNaN(taxRate) || taxRate 100 ||
isNaN(ficaRate) || ficaRate 100 ||
isNaN(otherDeductions) || otherDeductions < 0) {
resultValueElement.textContent = "Invalid Input";
resultValueElement.style.color = "#dc3545"; // Red for error
return;
}
// Calculations
var grossPay = hourlyWage * hoursWorked;
var federalTax = grossPay * (taxRate / 100);
var ficaTaxes = grossPay * (ficaRate / 100);
var totalDeductions = federalTax + ficaTaxes + otherDeductions;
var netPay = grossPay – totalDeductions;
// Ensure net pay is not negative
if (netPay < 0) {
netPay = 0;
}
// Display result, formatted to two decimal places
resultValueElement.textContent = "$" + netPay.toFixed(2);
resultValueElement.style.color = "#28a745"; // Green for success
}