Does Idaho Take State Tax Out of Your Paycheck?
Yes. Idaho charges a state income tax, and lawmakers have moved the state toward a single, near-flat rate in recent years rather than the older multi-bracket system. The current rate generally sits in the mid-5% range, though the exact figure shifts from year to year, so it's worth confirming the latest number directly with the Idaho State Tax Commission before relying on it for anything official.
This calculator is built around that near-flat structure. Enter your salary, pay frequency, and filing status, and it estimates federal tax, FICA, and a general Idaho state tax on top, so the number you see is closer to what actually lands in your bank account. USACalculator built an Idaho version instead of a generic one so the state tax line reflects something real instead of guessing at a rate that might not apply here.
The figures behind this tool are checked against the IRS Publication 15-T federal withholding tables, the Idaho State Tax Commission for state guidance, and the Idaho Department of Labor for wage rules. It's built for planning, not filing. For your exact liability, check with a licensed tax preparer or your payroll department.
Using the Calculator
Idaho is already selected below, so you can move straight to your own numbers. Enter your gross pay, pick how often you're paid, and choose your filing status. The result updates as you type, showing your net pay for that period next to your total deductions for the year. If a real pay stub from your employer shows different numbers, run the same figures through our Idaho Pay Stub Generator to see where the gap comes from.
How the Math Works
Gross pay comes in first. Federal income tax comes out next, based on your filing status and the current IRS brackets. FICA takes 7.65% combined for Social Security and Medicare, the same as every state. Idaho then applies its near-flat state rate, and whatever's left after all three is your net pay.
The inputs are your gross salary, pay frequency, and filing status. The outputs are your net pay per period and your total deductions for the year. Rates are pulled from current federal brackets, FICA limits, and a general Idaho state tax estimate, so the figure tracks reasonably close to real payroll software, though your actual check can shift depending on pre-tax benefits your employer runs.
What Makes an Idaho Paycheck Different
State Income Tax: A Near-Flat Rate
Idaho has spent recent years simplifying its income tax, moving away from several brackets toward one rate that applies to most taxable income, generally landing in the mid-5% range. That's a meaningful change from the older system, and it means less guesswork about which bracket applies to you. Since the exact rate can be adjusted by the legislature, always check the Idaho State Tax Commission for the current year's figure.
Local Income Tax: None
No city or county in Idaho is allowed to layer its own income tax on top of the state rate. Work in Boise, Coeur d'Alene, or a small rural town, and your paycheck sees the same state-level treatment either way.
What Federal Tax and FICA Still Take
Federal income tax and FICA don't care which state you live in, so both still come out of every Idaho paycheck. Social Security takes 6.2% up to the annual wage base, and Medicare takes 1.45% with no ceiling at all. Earn past $200,000 and an extra 0.9% Medicare surtax kicks in. Those Social Security dollars eventually become your retirement benefit, so it's worth checking our Idaho Retirement Calculator to see how today's withholding connects to what you'll draw later.
Minimum Wage and Overtime
Idaho hasn't set its own minimum wage above the federal floor, so $7.25 an hour applies statewide. Confirm current status with the Idaho Department of Labor. Overtime generally follows the federal Fair Labor Standards Act, so eligible employees earn time-and-a-half for hours past 40 in a week.
How Often Idaho Employers Must Pay You
Idaho law requires employers to set regular paydays in advance and pay wages at least once a month. Many employers choose to pay biweekly or semi-monthly anyway, since it keeps paychecks predictable for both sides. Check current requirements with the Idaho Department of Labor if your employer's schedule looks unusual.
A Real Example: $60,000 a Year in Idaho
Take a single filer earning $60,000, paid biweekly. Subtract the 2026 standard deduction of $15,000 and taxable income drops to $45,000. Running that through the federal brackets puts the annual federal tax bill at roughly $5,160. Applying an estimated Idaho rate near 5.8% against gross pay works out to about $3,480 for the year, though your real number depends on deductions and the current official rate.
| Item | Annual Amount |
| Gross Pay | $60,000.00 |
| Federal Income Tax | ~$5,160.00 |
| Social Security (6.2%) | $3,720.00 |
| Medicare (1.45%) | $870.00 |
| Idaho State Tax (~5.8% est.) | ~$3,480.00 |
| Net Annual Pay (approx.) | ~$46,770.00 |
Spread across 26 paychecks, that's roughly $1,799 landing in the bank each time, against a gross of $2,307.69. The effective tax rate lands near 22%, a reasonable planning estimate rather than an exact bracket calculation.
Who Actually Uses This Calculator
People weighing an Idaho job offer against one in another state use it to compare real take-home numbers instead of gross salary alone. Contractors and freelancers use it to set aside the right amount for quarterly estimated payments. New residents lean on it to build a budget around actual net pay instead of guessing. Once you know your net pay, it's a natural next step to see how much car you can afford with our Idaho Car Loan Calculator, or how an Idaho mortgage payment fits your budget using the Idaho Mortgage Calculator.
Mistakes People Make With Their Idaho Paycheck
- Assuming the state rate is fixed forever. Idaho's rate has changed in recent years, so it's worth checking the current figure each year.
- Comparing job offers by gross salary instead of net pay, which hides what Idaho's near-flat tax actually takes.
- Forgetting that pre-tax benefits, like a 401(k), lower taxable income for both federal and Idaho tax at once.
- Assuming overtime hours get taxed at a special higher rate. They don't. They just add to gross pay for that period.
- Mixing up semi-monthly pay, which is 24 checks a year, with biweekly pay, which is 26. The difference throws off a budget fast.
- Carrying high-interest credit card debt on the assumption that a bigger paycheck will absorb it. Run the real payoff timeline first with our Idaho Credit Card Payoff Calculator.
Frequently Asked Questions
Does Idaho have a state income tax?
Yes. Idaho has moved toward a single, near-flat rate in recent years, generally in the mid-5% range. Check the Idaho State Tax Commission for the exact current figure.
How much are paycheck deductions in Idaho?
Most workers lose roughly 20% to 30% of gross pay to federal tax, FICA, and Idaho state tax combined, depending on income and filing status.
What is the Idaho minimum wage in 2026?
Idaho follows the federal minimum wage of $7.25 an hour and hasn't set a state rate above it.
Does Idaho have different overtime rules?
No. Idaho generally follows the federal Fair Labor Standards Act, so eligible workers earn 1.5 times their regular rate past 40 hours a week.
How often must Idaho employers pay employees?
Idaho law requires regular paydays set in advance, at least once a month, though many employers pay more often.
Did Idaho's income tax used to have multiple brackets?
Yes. Idaho previously used several brackets and has since shifted toward one near-flat rate, confirmed on the Idaho State Tax Commission site.
Do Idaho residents still pay federal income tax?
Yes. Federal income tax and FICA apply to every worker in the country regardless of which state they call home.
Can a city in Idaho charge its own income tax?
No. Idaho law doesn't allow cities or counties to collect a local income tax, so your paycheck stays the same no matter where in the state you work.
How accurate is this Idaho paycheck calculator?
It runs on current federal brackets, FICA rates, and a general Idaho state tax estimate, so it gets close to your real number. Actual pay can vary with benefits and employer setup.
Should I still contribute to a 401(k) in Idaho?
Yes. It lowers both federal and Idaho taxable income at once, since the state generally starts from your federal taxable income figure.
Related Idaho and Paycheck Tools
This page is part of a growing set of Idaho-specific tools on USACalculator. Pair it with the Idaho Pay Stub Generator for a matching stub, the Idaho Sales Tax Calculator to see the state's simple, mostly local-add-on-free rate, and the general Paycheck Calculator if you're comparing Idaho against a different state.
Sources: Idaho State Tax Commission, Idaho Department of Labor, IRS Publication 15-T, U.S. Department of Labor. Figures reviewed for 2026. This calculator gives an estimate for planning purposes and is not tax advice, so check with a licensed tax preparer for your exact liability.