Every pay period
Annual gross is the anchor. Bi-weekly divides by 26, semi-monthly by 24, and monthly by 12 — they are not the same paycheck.
Annual ÷ 26 · ÷ 24 · ÷ 12US payroll · FLSA · 2026
One calculator for hourly, daily, weekly, bi-weekly, semi-monthly, and annual pay — with FLSA overtime, 24-hour shift deductions, and US take-home estimates.
Estimates only. Federal, state, and local withholding varies by filing status, deductions, and state rules.
Annual gross converted across 52 weeks. Semi-monthly pays 24 times; bi-weekly pays 26.
| Frequency | Per year | Gross | Take-home |
|---|---|---|---|
| Hourly | 2,080 hrs | $25.00 | $20.50 |
| Daily | 260 days | $200.00 | $164.00 |
| Weekly | 52 | $1,000.00 | $820.00 |
| Bi-weekly | 26 | $2,000.00 | $1,640.00 |
| Semi-monthly | 24 | $2,166.67 | $1,776.67 |
| Monthly | 12 | $4,333.33 | $3,553.33 |
| Annual | 1 | $52,000.00 | $42,640.00 |
The rules
Every figure uses a 52-week year and FLSA conventions. Change any input and the frequency table recalculates instantly.
Annual gross is the anchor. Bi-weekly divides by 26, semi-monthly by 24, and monthly by 12 — they are not the same paycheck.
Annual ÷ 26 · ÷ 24 · ÷ 12Hours past 40 in a workweek earn 1.5×. Holiday hours and California shifts past 12 can be paid at 2×.
40 × rate + OT × 1.5Up to 8 sleep hours and 3 duty-free meal hours can be excluded. Daily overtime splits at 8 and 12 payable hours.
24 − sleep − meals = payableFICA is fixed at 7.65%. Compare a standard 18% estimate, high-tax 24%, or no-income-tax 15% scenario.
FICA 6.2% + Medicare 1.45%Paycheck mechanics
A $22 hourly rate sounds simple until the stub arrives. Here is where the money goes, why bi-weekly and semi-monthly checks never match, and how unpaid weeks quietly change your real rate.
If you multiply 40 hours by $22 by 52 weeks, you get $45,760. Divide that by 12 and you expect $3,813 a month. Then the first bi-weekly check lands at $1,760, and the math feels wrong. It is not wrong. It is a timing problem.
Bi-weekly means every 14 days, which produces 26 checks. Semi-monthly means twice a month, usually the 1st and 15th, which produces 24 checks. Annual pay is identical. A semi-monthly check is $1,906.67; a bi-weekly check is $1,760. The semi-monthly check is $146.67 larger, but you get two fewer of them.
The two extra bi-weekly checks are not a bonus. They are the 25th and 26th slices of the same annual pie. Most months you get two checks; twice a year you get three. If you budget $3,813 a month and only two checks arrive, you are short. Budget on two checks, and treat the third as a buffer.
On a Friday bi-weekly schedule, the extra checks usually land in months with five Fridays. Do not plan a vacation around it until you check your employer's pay calendar. Holiday shifts can move a deposit into the prior month, and a new hire's first check may be prorated.
The same timing applies to net pay, but the gap is bigger after taxes. A bi-weekly worker who budgets on gross monthly income will feel rich in March and broke in April. Build the budget from the smaller, more frequent check. Move the third check into a separate account for car repairs, medical bills, or the weeks you lose hours.
Take a $22/hr worker with 80 hours in a bi-weekly period. Gross pay is $1,760. Here is a realistic stub, not a worst-case disaster. The assumptions: single filer, standard deduction, 5% traditional 401(k), a $75 health premium through a Section 125 plan, and no other income.
| Line | Amount |
|---|---|
| Gross pay (80 hours × $22) | $1,760.00 |
| Traditional 401(k), 5% | −$88.00 |
| Health premium | −$75.00 |
| Social Security, 6.2% of $1,685 | −$104.47 |
| Medicare, 1.45% of $1,685 | −$24.43 |
| Federal income tax withholding | −$113.24 |
| State income tax: Texas or Florida | $0.00 |
| State income tax: California, plus SDI | −$53.00 |
| State income tax: New York | −$45.00 |
| Net in Texas or Florida | ≈$1,355 |
| Net in California | ≈$1,302 |
| Net in New York | ≈$1,310 |
Rounded for illustration. State and local rates vary. Use the calculator's tax scenario selector for a faster comparison.
Social Security is 6.2% and Medicare is 1.45%, for 7.65% total. If your health premium runs through a Section 125 cafeteria plan, it comes out before FICA. A traditional 401(k) does not. That is why the FICA line is calculated on $1,685, not $1,760. A few dollars of plan design can move the line, so ask payroll for the taxable wage base if your stub looks different.
Federal income tax is not a flat 12%. A single filer's standard deduction is roughly $15,000–$16,000. The first roughly $12,000 of taxable income is taxed at 10%, and the next chunk at 12%. Annualized, this check produces about $41,522 of taxable wages. That lands in the 12% bracket, but not all of it is taxed at 12%. The withholding table gives about $113 per check. Bonuses, a second job, dependents, and credits all move that number.
State tax is where the same job feels different. Texas and Florida have no state income tax. California has a graduated income tax plus State Disability Insurance. New York has a state tax and, in New York City, a local tax. At this income, the state line is usually tens of dollars per check, not hundreds. But it is real, and it compounds across the year.
The 401(k) and health premium lower taxable income, but they also lower cash. That is the trade. A 5% contribution here is $88 per check, or $2,288 a year before any employer match. If 5% is too much, start at 1% or 3% and get the full match. Do not leave free money on the table while you build the habit.
The standard 18% shortcut subtracts $316.80 from $1,760 and leaves $1,443.20. That number is useful for comparing job offers. It is not a pay stub. A real check with a 401(k) and health premium can land near $1,300 to $1,355, depending on state and benefits.
Annual gross assumes 52 paid weeks. Most hourly workers do not get 52 paid weeks. Two weeks of unpaid sick or vacation time drops annual pay from $45,760 to $44,000. That is $1,760, or 3.85%. The hourly rate did not change, but the annual number did.
Budget on 50 weeks, not 52. If you know you take two weeks off, set aside $1,760 across the year, or $67.69 per bi-weekly check. That is the real cost of unpaid time. It is also the reason a $22/hr offer can feel like a $21.15/hr offer by the time the year ends.
True effective hourly rate is actual annual pay divided by actual hours worked. If you take two weeks unpaid and also work five unpaid hours a week on shift handoff, charting, or training, you work 2,250 hours for $44,000. That is $19.56/hr, not $22. The unpaid hours are the part people forget.
Paid vacation is different. If you are paid for 52 weeks but only work 50, your effective rate on hours actually worked is higher, about $22.88. The problem is unpaid time, not time off. Do not count your commute; do count required pre-shift meetings and off-clock work.
Add up every hour you are required to be at work or on call, including unpaid pre-shift meetings and off-clock charting. Divide actual annual pay by that number. If the result is below the rate you thought you accepted, you have a negotiation point or a boundary problem.
A salary is not automatically a raise. It is a different pay formula, and sometimes a worse one. The federal salary threshold for the white-collar exemption is $684 per week, or $35,568 per year. That is the floor, not the whole test. The job must also pass the duties test. Some states set a higher salary floor. If the offer is below the threshold, the worker is generally non-exempt and owed overtime, even if paid a salary.
Run the hours. A $58,000 salary at 50 hours a week for 52 weeks is 2,600 hours, or $22.31/hr. The same worker at $22/hr with 10 hours of overtime per week earns 40 × $22 plus 10 × $33, or $1,210 a week. That is $62,920 a year. The hourly job pays $4,920 more than the salary, and it pays for the extra 10 hours.
If the salary is $65,000, the effective rate is $25/hr, and the math changes. The point is not that salary is bad. The point is that you have to divide by the hours the job actually takes. Ask about the schedule, on-call, weekends, busy season, and whether the role is exempt. A $60,000 exempt job that averages 55 hours is $20.98/hr.
Benefits matter: health insurance, 401(k) match, paid time off, tuition help, and schedule flexibility can close the gap. Put a dollar value on them and compare total compensation. Do not let a benefits story hide a pay cut. The offer letter is not the paycheck. The paycheck is hours times rate, plus overtime, minus deductions.
Divide the salary by the hours the job really takes, not the hours on the job description. Then compare that effective rate with your current hourly rate plus the overtime you actually work. If the new number is lower, the promotion is a pay cut with a nicer title.
Questions
Bi-weekly vs. semi-monthly, FLSA sleep rules, California overtime, and FICA — answered.
Bi-weekly pay arrives every two weeks, producing 26 paychecks a year. Semi-monthly pay arrives twice a month — usually the 1st and 15th — producing 24 paychecks a year. A semi-monthly check is larger because annual pay is split 24 ways instead of 26, but there are two fewer checks each year.
FICA is the mandatory federal payroll tax for Social Security and Medicare. Employees pay 6.2% for Social Security on covered wages plus 1.45% for Medicare, for a combined 7.65% of gross pay. NetHourly applies that 7.65% inside every after-tax estimate; federal and state income tax withholding are separate.
Under FLSA rules, up to 8 hours of sleep time may be excluded only when the worker gets at least 5 hours of uninterrupted sleep. Up to 3 duty-free meal hours — typically one hour each for breakfast, lunch, and dinner — may also be excluded. With the full 8 sleep and 3 meal hours excluded, 13 of the 24 hours remain payable. If the worker is on duty or sleep is interrupted below the 5-hour threshold, the time is generally paid.
California requires daily overtime based on hours worked in a single workday. The first 8 hours are paid at 1×, hours 8 through 12 are paid at 1.5×, and hours beyond 12 are paid at 2×. A 24-hour shift with no sleep or meal deductions therefore splits into 8 regular, 4 overtime, and 12 double-time hours.
Federal FLSA overtime starts after 40 hours worked in a fixed 7-day workweek, not after 8 hours in a day. Daily overtime is a state rule; California is the best-known example. Non-exempt employees must receive at least 1.5× their regular rate for covered overtime hours.
It is a planning estimate, not tax advice. The standard scenario applies roughly 18% total — FICA at 7.65% plus about 10.35% effective federal income tax. The high-tax scenario uses 24% for states such as California, New York, New Jersey, and Oregon; the no-income-tax scenario uses 15% for states such as Texas, Florida, Washington, and Nevada. Actual withholding depends on filing status, deductions, credits, and location.
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