Free Paycheck Calculator with Overtime

The salary calculator will help you automatically calculate your annual salary, weekly salary, and also the number of hours you work per week, the frequency of payments, the taxes of the different states where you are located, in addition to showing you the salary breakdown, it will also provide you with charts to access, all you need to do is to fill out the calculator below to get your answer.

All-in-One Paycheck Calculator

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Used to calculate yearly salary if only hourly wage is given How often you receive your paycheck Used to apply state income tax (default flat rate per state) % of income contributed to retirement savings (optional) Health, dental, or other deductions

How We Ensure Your Calculations Are Accurate at HnKey

Verified Data:In order to ensure that the accuracy of our calculations is our main priority, our team frequently checks the tax information, and policies of the IRS to review our calculations in a timely manner.

Regularly Updated:It is important to note that these data, not our guesses, come from official sources such as the IRS and state tax offices.

Disclaimer: This tool is for estimation purposes only and does not constitute financial advice. Please consult a qualified professional for personalized financial guidance.

Understanding how to calculate your paycheck, especially when overtime is involved, is essential for managing your finances effectively. A paycheck calculator with overtime functionality helps you estimate your take-home pay after accounting for regular hours, overtime hours, taxes, and other deductions. This introduction explains how overtime pay is calculated, the role of taxes in your paycheck, and key considerations to ensure accurate results, with references to official guidelines.

Overtime Pay Calculation

In the United States, overtime pay is governed by the Fair Labor Standards Act (FLSA), which mandates that non-exempt employees receive at least one and a half times their regular hourly rate for hours worked beyond 40 in a workweek. For example, if your regular hourly rate is $20, your overtime rate would be $30 per hour ($20 × Some states, like California, have additional rules, such as requiring overtime pay for hours worked over 8 in a single day or double-time pay for hours exceeding 12 in a day.

To calculate overtime pay manually:

  • Determine your regular hourly rate.
  • Multiply this rate by to find the overtime rate.
  • Multiply the overtime rate by the number of overtime hours worked.
  • Add this to your regular pay (regular hourly rate × regular hours worked).

For example, an employee earning $20 per hour who works 40 regular hours and 5 overtime hours in a week would earn $800 for regular hours ($20 × 40) and $150 for overtime ($30 × 5), totaling $950 in gross pay before taxes.

Federal and State Tax Deductions

Your paycheck is subject to several tax withholdings, which reduce your gross pay to your net (take-home) pay. These include:

  • Federal Income Tax: This is calculated based on your income, filing status (e.g., single, married filing jointly), and allowances claimed on your IRS Form W-4. The IRS uses a progressive tax system, with rates ranging from 10% to 37% for 2025, depending on your taxable income. You can refer to the IRS Publication 15-T for withholding tables and methods.
  • State Income Tax: Most states impose their own income tax, with rates varying widely. For instance, states like Texas and Florida have no state income tax, while others like New York and California have progressive rates. Check your state’s revenue department website for specific tax tables.
  • FICA Taxes: These include Social Security ( on income up to $168,600 in 2025) and Medicare ( on all income, with an additional for high earners). Employers match these contributions. See the Social Security Administration for wage base limits.
  • Other Deductions: These may include local taxes, health insurance premiums, retirement contributions (e.g., 401(k)), or wage garnishments.

A paycheck calculator simplifies this process by applying the appropriate tax rates based on your income, location, and filing status. For overtime, the calculator adjusts your gross pay to include the higher overtime rate before applying tax withholdings.

Factors Affecting Accuracy

To ensure accurate paycheck calculations, consider the following:

  • Correct Inputs: Provide accurate details, such as your hourly rate, hours worked (regular and overtime), filing status, and any additional withholdings. Errors in these inputs can skew results.
  • Tax Withholding Adjustments: Your W-4 settings significantly impact federal and state tax withholdings. The IRS recommends reviewing your W-4 annually or after major life events (e.g., marriage, having a child) to avoid under- or over-withholding. Use the IRS Tax Withholding Estimator for personalized guidance.
  • State-Specific Rules: Some states have unique overtime or tax rules. For example, New York requires overtime pay for certain industries after fewer than 40 hours in specific circumstances.
  • Non-Tax Deductions: Include contributions to benefits like health insurance or retirement plans, as these reduce your taxable income and net pay.

Using a Paycheck Calculator

A reliable paycheck calculator incorporates federal and state tax rates, FICA contributions, and overtime pay rules to estimate your net pay. By entering your hourly rate, regular and overtime hours, filing status, and other deductions, you can see a breakdown of your gross pay, taxes withheld, and take-home pay. This tool is especially useful for budgeting, verifying paycheck accuracy, or planning for changes in work hours or income.

Official Resources

For authoritative information, consult the following:

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