South Dakota Income Tax Calculator (2026)
Estimate your South Dakota income tax — federal plus FICA taxes (no state income tax in South Dakota). Uses 2026 tax brackets and standard deductions.
South Dakota Tax Note: South Dakota has no state income tax. Only federal income tax, Social Security, and Medicare apply.
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401(k), HSA, Traditional IRA, health insurance
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South Dakota Tax Estimate
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$75,000 single filer in South Dakota (2026)
South Dakota has no state income tax. A $75,000 single filer pays only federal income tax plus Social Security (6.2%) and Medicare (1.45%).
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