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South Dakota State Income Tax Calculator 2026

South Dakota state income tax calculator for 2026. South Dakota has no state income tax on wage income.

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Written by PennyCompass Team

South Dakota has no state income tax on wage income.

No state income tax in South Dakota.

Wages earned in South Dakota are not subject to state income tax. You still owe federal income tax, FICA, and any local taxes that apply.

Frequently asked questions

What is the state income tax rate in South Dakota?
South Dakota has no state income tax on wage income.
How does this compare to the full paycheck calculator?
This page focuses on state income tax only. For a complete paycheck breakdown including federal income tax, FICA, and SDI, use our state paycheck calculator linked below.
¿Cuál es la diferencia entre el tipo impositivo marginal y el tipo efectivo en South Dakota?
El tipo marginal es el porcentaje que se aplica al último dólar de ingresos imponibles. El tipo efectivo es el impuesto total dividido entre los ingresos totales, y siempre es menor que el marginal en sistemas progresivos. Por ejemplo, si el tipo marginal es el 6% pero los primeros tramos tributan menos, el tipo efectivo puede quedar por debajo del 4%.

Related calculators

South Dakota paycheck calculator

Full paycheck math including federal and FICA.

South Dakota sales tax

Sales tax on purchases.

South Dakota property tax

Annual property tax.

Sources

  1. IRS Publication 15-T (2026) — Federal Income Tax Withholding Methods, Internal Revenue Service
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