Bonus Tax Calculator — North Dakota (2026)

Percentage method vs aggregate method

Under the percentage method the bonus is separated from regular pay and hit with the flat 22% federal rate (37% above $1 million of supplemental wages in a year). Under the aggregate method the employer combines the bonus with your normal check and withholds at your marginal rate — which can temporarily withhold far more than 22%.

Either way the bonus is ordinary income. If your marginal federal bracket is 24% or higher, the 22% flat withholding leaves you short at filing time; if you are in the 12% bracket, you are over-withheld and get it back as a refund.

The North Dakota layer on bonuses

North Dakota taxes bonus income at the same progressive brackets as salary — up to 2.50%. A $10,000 bonus therefore carries roughly $250 of North Dakota tax at the top rate, on top of federal and FICA.

North Dakota has no separate city or county income tax, so the state figure above is the full sub-federal income tax you pay.

Reducing the tax on a Fargo bonus

Deferring part of the bonus into a 401(k) or HSA cuts federal and North Dakota income tax immediately, though FICA still applies. Some employers allow a separate bonus deferral election — ask payroll before the payment date, not after.

Timing matters too: pushing a bonus into January shifts the tax year, useful if this year included unusually high income from oil work or an equity event.

Local and payroll taxes North Dakota adds on top

North Dakota adds no state-mandated employee payroll deduction beyond FICA, so nothing extra is taken from your gross pay at the state level.

North Dakota has no separate city or county income tax, so the state figure above is the full sub-federal income tax you pay.

Bonuses are wages, so every local layer that applies to your regular North Dakota paycheck applies to the bonus too — which is why a supplemental payment often nets a smaller share than your salary does.

Working across a state line from North Dakota

North Dakota holds income-tax reciprocity agreements with Minnesota and Montana. If you commute between them, your wages are taxed only by your state of residence — file the exemption certificate with your employer so the wrong state is not withheld from every paycheck.

Remote and hybrid work complicates this further: most states tax income where the work is physically performed, so a Fargo resident spending part of the year at a client site in South Dakota may owe a nonresident return there. Keep a day-count log if you split time between states.

The rest of your North Dakota tax bill

North Dakota charges a 5% state sales tax, homeowners pay an average effective property tax of 0.98% of market value, and the minimum wage in force during 2026 is $7.25 an hour.

Combined rates average about 7.0% with local taxes.

Income tax is only one part of a state's take. North Dakota recovers revenue through sales and property tax as well, which is why headline income tax rates alone are a poor guide to how far a salary really goes. North Dakota exempts Social Security and taxes remaining retirement income at very low bracket rates.

North Dakota vs South Dakota on the same salary

On a $75,000 salary, a single filer keeps about $61,316 a year in North Dakota against roughly $61,593 in South Dakota — a difference of $276, or $23 a month.

Effective combined rates are 18.2% in North Dakota and 17.9% in South Dakota. Set that gap against living costs: index 95 here versus 93 there, with property tax at 0.98% and 1.17% respectively.

North Dakota income tax brackets 2026 (single filer)

Frequently Asked Questions

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