South Dakota Income Tax Calculator
South Dakota has no state income tax. Use this calculator to see your federal tax liability and compare with other states.
Last updated: · Tax Foundation (2025 state brackets) + IRS Rev. Proc. 2025-32 (2026 federal)
South Dakota has no state income tax. On a $75,000 salary, you would owe $0 in South Dakota state tax. Your only income tax liability is $7,670.00 in federal income tax (2026, single filer). South Dakota is one of 9 states with no income tax.
No state income tax. Revenue comes primarily from sales tax (4.5%) and excise taxes.
Federal estimates use 2026 IRS brackets. State estimates use 2025 state rate data.
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Compare South Dakota with Other States
How This Is Calculated
South Dakota does not levy a state income tax. This calculator shows your federal income tax only, using 2026 IRS brackets (Rev. Proc. 2025-32).
Data source
State bracket data from the Tax Foundation (2025 State Individual Income Tax Rates and Brackets). Cross-referenced with the South Dakota revenue department. Federal brackets from IRS Rev. Proc. 2025-32 (2026).
Frequently Asked Questions
- How much is South Dakota income tax on $75,000?
- South Dakota has no state income tax, so you would owe $0 in state income tax on a $75,000 salary. You would still owe $7,670.00 in federal income tax (2026 brackets, single filer), for a total income tax of $7,670.00.
- What is the South Dakota income tax rate for 2025?
- South Dakota does not levy a state income tax. No state income tax. Revenue comes primarily from sales tax (4.5%) and excise taxes.
- Does South Dakota have any taxes on income?
- South Dakota has no state income tax on earned income (wages, salaries, self-employment income). No state income tax. Revenue comes primarily from sales tax (4.5%) and excise taxes. You are still subject to federal income tax and FICA taxes (Social Security and Medicare).