South Dakota has no state income tax. Use the cost of living calculator with South Dakota tax rates to see your exact after-tax numbers.
Open Cost of Living Calculator →South Dakota's cost of living index is 92 (national average = 100), and the absence of state income tax gives your earnings extra purchasing power. Combined with below-average living costs, South Dakota is one of the most financially favorable states for workers and retirees alike. This calculator adjusts your income for both South Dakota's tax rates and cost of living, showing your true purchasing power.
South Dakota is one of nine states with no personal income tax. Residents keep every dollar of earnings from state-level taxation, though the state generates revenue through other means such as sales taxes, property taxes, and in some cases severance taxes on natural resources. The zero-income-tax policy makes South Dakota particularly attractive for high earners, remote workers, and retirees seeking to maximize their after-tax income.
The table below shows what you actually keep at five salary levels in South Dakota, accounting for federal tax, FICA, and zero state income tax.
See how South Dakota compares to other Midwest states. Each link takes you to the cost of living calculator landing page for that state.
For a comprehensive breakdown of South Dakota’s tax structure, salary comparisons, cost-of-living analysis, and more, visit the full South Dakota take-home pay page.