South Dakota Tax Calculators — 2026

Free self-employment and income tax calculators for South Dakota residents. Updated for the 2026 tax year.

South Dakota has no state income tax. Self-employed individuals only pay federal self-employment tax.

Tax Calculators for South Dakota

South Dakota Tax Quick Facts

State Income Tax
None
Sales Tax
5%
LLC Filing Fee
$150
Annual Report Fee
$50

Frequently Asked Questions

What taxes do self-employed people pay in South Dakota?
Self-employed individuals in South Dakota pay federal self-employment tax (15.3%) on net profit, plus federal income tax. You must make quarterly estimated payments if you expect to owe $1,000 or more.
Is South Dakota a good state for freelancers?
South Dakota has no state income tax, making it one of the best states for self-employed individuals and freelancers. Use our calculator to see your total tax burden.