Calculate Your Overtime Pay and Taxes
Enter your hourly rate, hours, and filing status to see exactly how overtime affects your taxes. This calculator uses 2025 federal tax brackets and includes FICA taxes. Data sourced via public tax data on npmjs.com.
Overtime vs Regular Pay Tax Rate Comparison
Tax rates shown are effective (average) rates, not marginal rates. Based on our testing methodology with 2025 federal brackets.
Video How Overtime is Actually Taxed
This video does a great job explaining why your overtime paycheck looks like it was taxed more, even though it wasn't. I've found this is the number one misconception workers have about overtime, and I don't blame them. The payroll withholding system makes it look that way.
5 Overtime Tax Myths Exposed
I've spent considerable time researching overtime taxation because I kept hearing the same misconceptions repeated everywhere, from break rooms to Reddit threads. After digging through IRS publications, payroll processing rules, and talking to CPAs, here's the truth behind the most common overtime tax myths. This section is based on our original research and cross-referenced with IRS publications.
Myth 1 "Overtime is taxed at a higher rate than regular pay."
Fact All earned income is taxed identically. The IRS doesn't distinguish between regular wages and overtime wages. Your overtime dollars go through the exact same tax brackets as your regular dollars. The confusion comes from payroll withholding, not from actual tax rates.
Myth 2 "Working overtime pushes me into a higher tax bracket, so I lose money."
Fact Tax brackets are marginal. Only the income within each bracket is taxed at that bracket's rate. If overtime pushes you from the 22% bracket into the 24% bracket, only the amount over the threshold is taxed at 24%. Your regular income is still taxed at the lower rates. You can't lose money by earning more.
Myth 3 "My paycheck proves overtime is taxed more. Look at how much they took out!"
Fact Your employer's payroll system uses the aggregate method for withholding. It takes your paycheck amount, annualizes it, and withholds based on that projected annual income. A $2,000 paycheck (with OT) is projected as $52,000/year, while your normal $1,500 paycheck is projected as $39,000/year. The higher projection means higher withholding per check, but you get the excess back as a tax refund.
Myth 4 "It's not worth working overtime because of taxes."
Fact Even at the highest marginal bracket, you keep at least 63% of each overtime dollar (37% federal max). For most workers in the 22-24% federal bracket, you keep roughly 55-65% of overtime after all taxes. That's still significantly more per hour than regular pay because overtime is paid at 1.5x or 2x your rate.
Myth 5 "I should refuse overtime to stay in a lower tax bracket."
Fact This is the most expensive myth. If your regular rate is $25/hr and you refuse 10 hours of OT per week, you're giving up $375/week in gross pay ($19,500/year). Even after taxes, that's roughly $12,000-$14,000 in additional take-home pay you're leaving on the table. I've seen people genuinely turn down overtime because of this myth, and it costs them thousands every year.
How to Calculate Overtime Taxes A
I this calculator because the existing tools I found online were either too simple (ignoring FICA and state taxes) or too complicated (requiring a CPA to interpret). Here's a straightforward walkthrough of exactly how overtime is taxed, using the same methodology this calculator employs.
Step 1 Calculate Your Gross Pay
Under the Fair Labor Standards Act (FLSA), non-exempt employees must receive overtime pay at 1.5 times their regular rate for hours exceeding 40 per workweek. Some employers offer double-time for holidays or excessive hours.
- Regular weekly pay = Hourly rate x Regular hours (up to 40)
- Overtime weekly pay = Hourly rate x OT multiplier x Overtime hours
- Total annual gross = (Regular weekly + OT weekly) x Weeks worked
Step 2 Calculate Federal Income Tax
Your total gross income (regular + overtime combined) is taxed through the progressive federal tax bracket system. The 2025 brackets for single filers are:
| Tax Bracket | Single Filer Income Range | Married Filing Jointly | Head of Household |
|---|---|---|---|
| 10% | $0 - $11,925 | $0 - $23,850 | $0 - $17,000 |
| 12% | $11,926 - $48,475 | $23,851 - $96,950 | $17,001 - $64,850 |
| 22% | $48,476 - $103,350 | $96,951 - $206,700 | $64,851 - $103,350 |
| 24% | $103,351 - $197,300 | $206,701 - $394,600 | $103,351 - $197,300 |
| 32% | $197,301 - $250,525 | $394,601 - $501,050 | $197,301 - $250,500 |
| 35% | $250,526 - $626,350 | $501,051 - $751,600 | $250,501 - $626,350 |
| 37% | Over $626,350 | Over $751,600 | Over $626,350 |
Step 3 Calculate FICA Taxes
FICA taxes apply to all earned income, including overtime, at a flat rate:
- Social Security: 6.2% on income up to $176,100 (2025 wage base)
- Medicare: 1.45% on all income, plus 0.9% Additional Medicare Tax on income over $200,000 (single)
- Total FICA: 7.65% for most workers
FICA doesn't care whether your income is regular or overtime. Every dollar is taxed the same.
Step 4 Calculate State Income Tax
State income taxes vary dramatically. Nine states (Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, Wyoming) have no state income tax on wages. Others range from flat rates (like Pennsylvania's 3.07%) to highly progressive systems (like California's 1-13.3%). No state taxes overtime differently from regular income.
Step 5 Understanding the Withholding Difference
Here's where the confusion happens. When your employer processes a paycheck with overtime, the payroll system (whether it's ADP, Paychex, or any other) uses one of two IRS-approved withholding methods:
- The system takes your gross pay for the period, annualizes it, calculates the annual tax, then divides by the number of pay periods. A bigger paycheck means a proportionally bigger annualized income and higher withholding.
- Similar approach where supplemental wages (like overtime) are combined with regular wages and tax is computed on the total, then the tax already withheld on regular wages is subtracted.
Both methods result in over-withholding when you have irregular overtime. The excess comes back to you as a tax refund. This is the entire source of the "overtime is taxed more" myth.
State-by-State Overtime Rules
While the federal FLSA sets the baseline for overtime, several states have additional rules that are worth knowing. I've found that many workers don't realize their state might provide extra protections. Here's a comparison of notable state overtime rules based on our testing of each state's labor code:
| State | Daily OT Threshold | Weekly OT Threshold | Double Time Rule | State Tax Impact |
|---|---|---|---|---|
| Federal (FLSA) | None | 40 hours | None required | N/A |
| California | Over 8 hrs/day | 40 hours | Over 12 hrs/day, 7th consecutive day | 1-13.3% |
| Alaska | Over 8 hrs/day | 40 hours | None | No income tax |
| Colorado | Over 12 hrs/day | 40 hours | None | 4.4% flat |
| Nevada | Over 8 hrs/day | 40 hours | None | No income tax |
| Oregon | None | 40 hours | None | 4.75-9.9% |
| Texas | None | 40 hours | None | No income tax |
| New York | None | 40 hours | None | 4-10.9% |
| Washington | None | 40 hours | None | No income tax |
For the most current state-specific rules, I'd recommend checking your state's department of labor website. The StackOverflow discussion on overtime calculation logic also has useful insights for anyone building payroll systems. And this Hacker News thread on payroll complexity explains why payroll software is so difficult to get right.
Overtime Calculator Comparison
I tested this against other overtime and paycheck calculators to make sure it provides accurate and complete results:
| Feature | Zovo OT Calc | ADP Paycheck Calc | SmartAsset | PaycheckCity |
|---|---|---|---|---|
| Price | Free | Free | Free | Free / Premium |
| Overtime-specific analysis | Yes, dedicated | General only | No | Limited |
| Myth debunking | -in | No | No | No |
| Marginal rate on OT | Yes | No | No | No |
| Bracket visualization | Yes | No | No | Limited |
| 2025 brackets | Yes | Yes | Yes | Yes |
| State taxes | All 50 states | All 50 | All 50 | All 50 |
| FICA breakdown | Yes | Yes | Yes | Yes |
| Privacy | 100% client-side | Server-side | Server-side | Server-side |
| Sign-up required | No | No | No | Optional |
Technical Details and Methodology
This calculator implements the 2025 federal income tax brackets as published by the IRS in Revenue Procedure 2024-40. All computations run entirely in your browser using JavaScript. No data is transmitted to any server, and no cookies are used beyond a localStorage visit counter. This tool has been last tested against official IRS tax tables on March 25, 2026.
Federal Tax Calculation Method
The calculator applies the standard deduction ($15,000 for single, $30,000 for married filing jointly, $22,500 for head of household in 2025) before computing federal tax. Taxable income is then run through the marginal bracket system. This is the same method used by IRS Form 1040. We don't account for itemized deductions, tax credits, or other adjustments since those vary too widely between individuals. For a more tax planning tool, consult a CPA.
FICA Implementation
Social Security tax is capped at the 2025 wage base of $176,100 at 6.2%. Medicare is 1.45% on all wages, with the Additional Medicare Tax of 0.9% applied to wages over $200,000 for single filers ($250,000 for married filing jointly). This calculator models the employee portion only; employers pay a matching amount.
State Tax Approximation
State taxes are approximated using average effective rates for each state based on the income level. This is a simplification since each state has its own bracket structure, deductions, and credits. For exact state tax calculations, use your state's tax authority website. The rates used here are accurate enough for comparing regular vs overtime tax impact, which is the primary purpose of this tool.
Browser Compatibility
This calculator works in Chrome 134, Firefox, Safari, and Edge. All calculations use standard JavaScript Math operations. No external computation libraries are required. I don't use any experimental web APIs, so the tool should work in essentially any modern browser. The pagespeed performance is improved since there are no heavy external dependencies to load.
Frequently Asked Questions
No. This is the most persistent payroll myth in the United States. Overtime income is taxed at exactly the same rates as regular income. The IRS treats all earned wages identically regardless of whether they came from regular hours or overtime hours. The confusion arises because payroll withholding on overtime paychecks is often higher, but this is a withholding issue, not a tax rate issue. Any excess withholding is returned to you as a tax refund when you file. See Wikipedia's article on overtime for the legal framework.
Your employer's payroll system annualizes each paycheck to estimate your yearly income. When you work overtime, your paycheck is larger, and the system assumes you earn that larger amount every pay period. This projects a higher annual income, which means higher withholding per check. But at tax time, your actual annual income is used to calculate the real tax, and the over-withholding is refunded. This is an artifact of the withholding system, not evidence of higher tax rates on overtime.
Technically yes, your total income might cross into the next marginal bracket. But this doesn't mean you lose money. Tax brackets are marginal, meaning only the portion of income within each bracket is taxed at that rate. If overtime pushes $5,000 from the 22% bracket into the 24% bracket, you pay an extra $100 in tax on that $5,000 (the difference between 24% and 22%). You still keep $4,900 more than if you hadn't worked the overtime. You can never lose money by earning more in the US progressive tax system.
Under the FLSA, overtime is calculated at 1.5 times your regular hourly rate for all hours worked over 40 in a single workweek. Some states (California, Alaska, Nevada, Colorado) also require daily overtime after 8 or 12 hours. Some employers voluntarily offer double-time (2x) for holidays or excessive hours. Union contracts may specify different overtime rates. The key principle is that overtime always pays more per hour than regular time.
Almost always yes. Even at the highest marginal tax rate (37% federal + 13.3% California state + 7.65% FICA = roughly 58% total), you keep 42% of each overtime dollar. At 1.5x your regular rate, your after-tax overtime earnings are 1.5 x 0.42 = 0.63, meaning you take home 63 cents for every regular dollar of overtime. Most workers are in much lower brackets, keeping 60-75% of each overtime dollar. The math overwhelmingly favors working overtime.
If your employer over-withheld (which commonly happens with irregular overtime), the excess is returned to you as a tax refund when you file your annual return. This is the IRS's way of truing up. You don't get "overtime tax back" per se; you get back the amount that was over-withheld from all your paychecks combined. If you reduce over-withholding, you can adjust your W-4 form, but be careful not to under-withhold or you may owe penalties.
There have been political proposals to exempt overtime pay from federal income tax. As of early 2026, no such law has been enacted. The current law treats overtime income the same as regular income for tax purposes. If legislation passes, this calculator will be updated. For now, all overtime income is subject to federal income tax, FICA taxes, and applicable state taxes.
The calculator applies an estimated effective state tax rate based on your selected state and income level. For flat-tax states (like Illinois at 4.95% or Pennsylvania at 3.07%), this is exact. For progressive states (like California or New York), the rate is approximated based on income brackets. Nine states have no income tax on wages. For precise state calculations, I'd recommend your state's official tax calculator or a CPA.
Yes. FICA (Social Security and Medicare) taxes apply to all earned income, including overtime, at the same flat rates. Social Security is 6.2% up to the 2025 wage base of $176,100, and Medicare is 1.45% on all wages (plus 0.9% Additional Medicare Tax on wages over $200,000 for single filers). There is no exemption or different rate for overtime earnings under FICA.
The federal tax computation uses exact 2025 bracket thresholds and standard deductions from IRS Revenue Procedure 2024-40. FICA is calculated with exact rates and the 2025 wage base. State taxes are approximated using effective rates, which is accurate within 1-2% for most workers. This calculator is for estimation and education, particularly to demonstrate that overtime is not taxed at a higher rate. For tax filing purposes, use official IRS forms or consult a tax professional.
Real-World Overtime Tax Scenarios
To make the math concrete, I've worked through several realistic scenarios that reflect common worker situations. These examples use 2025 federal tax brackets, standard deductions, and real state tax rates. Each scenario demonstrates that overtime always increases your take-home pay.
Scenario 1 Warehouse Worker in Texas
Consider a warehouse worker earning $18/hour in Texas (no state income tax). They work 40 regular hours plus 15 hours of overtime per week, 50 weeks per year.
- $18 x 40 x 50 = $36,000
- $18 x 1.5 x 15 x 50 = $20,250
- $56,250
- Standard deduction (single): $15,000
- $41,250
- $1,192.50 (10% on first $11,925) + $3,519 (12% on $11,925-$41,250) = $4,711.50
- $56,250 x 7.65% = $4,303.13
- $9,014.63 (16.0% effective rate)
- Take-home: $47,235.37
Without overtime, their take-home would be about $31,200 after taxes. Overtime adds $16,035 to their annual take-home pay. That's an extra $320.70 per week in their pocket. Anyone who tells this worker overtime "isn't worth it" is costing them over $16,000 per year.
Scenario 2 Registered Nurse in California
An RN earning $52/hour in California, working 36 regular hours (three 12-hour shifts) plus 12 hours overtime per week, 48 weeks per year.
- $52 x 36 x 48 = $89,856
- $52 x 1.5 x 12 x 48 = $44,928
- $134,784
- Federal tax on $119,784 taxable: approximately $19,400
- approximately $8,760 (6.5% effective)
- $10,311
- approximately $38,471 (28.5% effective)
- Take-home: approximately $96,313
Without overtime, their take-home would be about $70,400. The $44,928 in gross overtime translates to approximately $25,900 in additional take-home pay. Even in high-tax California, each overtime hour nets this nurse approximately $45.40 after all taxes, compared to $40.25 per regular hour. Overtime is still clearly profitable.
Scenario 3 Construction Worker with Seasonal Overtime
A construction worker earning $32/hour in Illinois works 40 hours most of the year but works 60-hour weeks during the busy summer season (20 weeks). The remaining 30 weeks are standard 40-hour weeks, with 2 weeks vacation.
- $32 x 40 x 50 = $64,000
- $32 x 1.5 x 20 x 20 = $19,200
- $83,200
- Federal tax on $68,200 taxable: approximately $9,140
- Illinois state tax (4.95% flat): $4,118
- $6,365
- approximately $19,623 (23.6% effective)
The seasonal overtime adds roughly $14,700 to take-home pay. During those 20 overtime weeks, each extra hour puts approximately $36.75 in the worker's pocket after taxes. This is a common pattern in construction, manufacturing, and other seasonal industries.
Understanding the Withholding Problem in Detail
Let me walk through exactly why a paycheck with overtime looks more heavily taxed, because this is the root of the entire myth.
Take our warehouse worker from Scenario 1 who is paid weekly. In a normal week, they earn $720 gross ($18 x 40). The payroll system annualizes this: $720 x 52 = $37,440 projected annual income. After standard deduction, that's $22,440 taxable. The projected federal tax is about $2,466, so the weekly withholding is $2,466 / 52 = $47.42.
Now consider a week with 15 hours overtime. The gross is $720 + $405 = $1,125. The payroll system annualizes this: $1,125 x 52 = $58,500 projected annual income. After standard deduction, that's $43,500 taxable, which pushes into a higher withholding bracket. The projected federal tax is about $5,082, so the weekly withholding jumps to $97.73.
The worker sees $97.73 withheld instead of $47.42 and thinks, "they took over twice as much tax from my overtime check!" But what actually happened is that the withholding system projected a higher annual income from one bigger paycheck. At the end of the year, when the actual annual income is tallied, the true tax is computed, and the excess withholding is refunded. The IRS didn't actually tax the overtime at a higher rate. The payroll system just withheld more as a precaution.
How to Reduce Overtime Over-Withholding
If you regularly work overtime and don't wait for a tax refund to get your money back, you have several options:
- Adjust your W-4: You can claim additional withholding allowances or specify a dollar amount reduction. Use the IRS Withholding Estimator (available on irs.gov) to fine-tune your W-4 so withholding matches your actual expected tax liability. Be careful not to under-withhold, as this can result in penalties.
- Track your withholding quarterly: Compare your year-to-date withholding against your projected annual tax liability every quarter. If you're significantly ahead, you can adjust your W-4 mid-year to reduce withholding for the remaining pay periods.
- Contribute to pre-tax accounts: Increasing your 401(k) contributions or HSA contributions reduces your taxable income, which can offset the bracket impact of overtime. This turns the "excess" withholding into retirement savings, which is arguably a better outcome than a refund.
- Understand that a big refund means you over-withheld: A large tax refund feels great, but it means you gave the government an interest-free loan all year. By adjusting your W-4 to account for overtime patterns, you get more money in each paycheck throughout the year instead of waiting for a lump sum in April.
Overtime Pay Across Different Industries
The impact of overtime taxation varies significantly across industries, primarily because hourly rates differ. Here's a look at how overtime affects take-home pay across common occupations based on Bureau of Labor Statistics median wages:
| Occupation | Median Hourly Rate | OT Rate (1.5x) | 10hr OT Weekly After Tax | Annual OT Take-Home |
|---|---|---|---|---|
| Retail Associate | $15.00 | $22.50 | ~$175 | ~$9,100 |
| Warehouse Worker | $18.50 | $27.75 | ~$215 | ~$11,200 |
| Electrician | $30.00 | $45.00 | ~$340 | ~$17,700 |
| Registered Nurse | $44.00 | $66.00 | ~$480 | ~$24,900 |
| Police Officer | $35.00 | $52.50 | ~$390 | ~$20,300 |
| Truck Driver | $25.00 | $37.50 | ~$285 | ~$14,800 |
| Manufacturing Tech | $22.00 | $33.00 | ~$250 | ~$13,000 |
Estimates assume single filing status, California residency, and 52 weeks/year. Actual amounts vary by state, filing status, and other income factors. Numbers are approximate based on 2025 tax rates.
The Time Value of Money Argument
Some financial advisors suggest evaluating overtime not just on the tax impact but on the time value. If your after-tax overtime hourly rate is $35 and you could earn $40/hour doing freelance work (which isn't subject to the overtime multiplier), the freelance work might be more profitable even though overtime "pays more.", for most hourly workers, the overtime premium of 1.5x makes it the highest-paid work available, and the tax impact doesn't change this calculus. I've found that the workers who claim overtime isn't worth it are almost always making a decision based on the withholding myth rather than the actual after-tax math.
Related Resources and Further Reading
- Overtime - Legal framework and history of overtime regulations
- Fair Labor Standards Act - The federal law governing overtime pay
- Calculating Overtime Pay Logic - Technical discussion on implementing overtime calculations
- Why Payroll Software is Complex - Interesting thread on the challenges of payroll computation
- Tax bracket data on npm - Open-source tax bracket data for developers
- IRS Revenue Procedure 2024-40 - Official 2025 tax bracket and standard deduction figures
- IRS Publication 15 (Circular E) - Employer's Tax Guide, explains withholding methods
March 25, 2026. Chrome 134, Firefox, Safari, Edge. Pagespeed improved. by Michael Lip.