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.
Results
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) and 2025 state data.
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).