North Dakota Income Tax Calculator
North Dakota's top marginal state income tax rate is 2.50%. This calculator combines federal and state brackets to estimate your total liability.
North Dakota Income Tax in 2026
North Dakota uses a low income tax with a top marginal rate of 2.50%. That rate kicks in at higher income levels; most filers fall into a lower effective bracket. Lower-income households often pay an effective state rate of 2–4%.
Combined with federal tax (10%–37%), Social Security (6.2% up to the wage base) and Medicare (1.45%), the all-in federal+state tax bite for North Dakota residents at $100k gross typically lands in the 25%–32% effective range, depending on deductions.
Federal + State Tax at Common Income Levels (North Dakota, single filer)
| إجمالي الدخل | الضريبة الفيدرالية | ضريبة الولاية | الصافي |
|---|---|---|---|
| $40,000 | $2,816 | $413 | $36,771 |
| $60,000 | $5,216 | $738 | $54,046 |
| $80,000 | $9,441 | $1,063 | $69,496 |
| $100,000 | $13,841 | $1,388 | $84,771 |
| $150,000 | $25,539 | $2,200 | $122,261 |
| $200,000 | $37,539 | $3,013 | $159,449 |
| $300,000 | $70,265 | $4,638 | $225,098 |
Estimates only — assumes standard deduction, no credits, no FICA. Consult a CPA for filing decisions.