South Dakota · Sales Tax
South Dakota Sales Tax Calculator
The South Dakota state sales tax rate is 4.5%. On a $100 purchase, the tax is $4.50, for a total of $104.50.
| South Dakota Sales Tax | Rate | On $100 | On $1,000 |
|---|---|---|---|
| State base rate | 4.5% | $4.50 | $45.00 |
| Maximum combined | 6.5% | $6.50 | $65.00 |
| Pre-tax from $108.50 total | — | ÷1.0450 |
Frequently Asked Questions — South Dakota Sales Tax
What is the sales tax rate in South Dakota?
The state base sales tax rate in South Dakota is 4.5%. Most cities add 2%; Sioux Falls 6.5%; Rapid City 6.5%. The maximum combined rate (state plus highest local) reaches 6.5%.
How do I calculate sales tax in South Dakota?
Multiply the pre-tax price by 0.0450 (the decimal form of 4.5%). For example, a $250 purchase has a South Dakota state sales tax of $11.25, for a total of $261.25. To reverse-calculate: if you have the total and want the pre-tax price, divide the total by 1.0450.
Does South Dakota charge sales tax on groceries?
Food and grocery tax rules vary by state. In South Dakota, the standard rate of 4.5% applies, though some states exempt grocery staples. Check the South Dakota Department of Revenue for specific grocery exemption rules.
How does South Dakota compare to other states for sales tax?
The South Dakota state rate of 4.5% is below the national median of approximately 6.0%. Combined with local rates, the effective rate in South Dakota ranges from 4.5% to 6.5%.