South Dakota: state income tax
Whether your state taxes wages, whether the rate is flat or graduated, and where the top rate starts.
Single detailed source| Tax structure | No income tax |
|---|---|
| Rates (single filers) | None |
| Top rate starts at | — |
Rates are for single filers as of January 1, 2026. Brackets for married couples are often wider. Local income taxes are not included.
General information only, not legal, insurance or financial advice. Not affiliated with any government agency. Exceptions can apply. Confirm with the state agency, the court or a licensed professional in South Dakota.
How South Dakota compares
South Dakota has no set figure for this measure.
- 2.5% – 3.9% (9)
- 3.99% – 4.7% (8)
- 4.82% – 5.75% (9)
- 5.9% – 8.75% (8)
- 9% – 13.3% (8)
- No tax on wages (9)
Also for South Dakota: Discrimination deadlines in South Dakota · Paid leave programs in South Dakota · Minimum wage in South Dakota · Final paycheck rules in South Dakota · Paid sick leave in South Dakota · Right-to-work laws in South Dakota · Tipped minimum wage in South Dakota · Payday frequency in South Dakota · Rest break laws in South Dakota · State EITC in South Dakota · All South Dakota rules on one page
How we checked this
Rates and brackets come from the Tax Foundation's 2026 table of state individual income taxes, compiled from state statutes, forms and instructions as of January 1, 2026. Last checked: November 12, 2026. Laws change; confirm with the state agency or a licensed professional before acting.
Cross-checked sources agree Checked on official source confirmed on a government, court or legislature site Single detailed source one detailed table built from statutes or official data Under review sources disagree; read the note and the law.