South Dakota Sales Tax Calculator 2026 – Rate 6.11% (State 4.20%)
Calculate sales tax in South Dakota instantly. The South Dakota state sales tax rate is 4.20%; with the average local (city and county) rate of 1.91% added, the typical combined rate is 6.11% (2026 figures). Enter a price below to see the tax and total.
South Dakota Sales Tax Calculator
State rate 4.20% + average local 1.91% = 6.11%
Rates from Tax Foundation 2026 data. Your exact city or county rate may differ – use the custom rate box with the rate on a local receipt.
South Dakota sales tax rate in 2026
The statewide rate is 4.20%. Local governments add an average of 1.91%, for an average combined rate of 6.11%. South Dakota cut its state rate from 4.5% to 4.2% in 2023, and cities add up to 2%, so Sioux Falls and Rapid City charge 6.2%.
How to calculate South Dakota sales tax
Sales tax = price × (rate ÷ 100). On a $100 purchase at the 6.11% average combined rate, the tax is $6.11 and the total is $106.11. To find the pre-tax price from a total, divide the total by (1 + rate ÷ 100).
South Dakota sales tax examples
| Price | State tax (4.20%) | Avg. combined tax (6.11%) | Total (combined) |
|---|---|---|---|
| $10 | $0.42 | $0.61 | $10.61 |
| $25 | $1.05 | $1.53 | $26.53 |
| $50 | $2.10 | $3.06 | $53.06 |
| $100 | $4.20 | $6.11 | $106.11 |
| $250 | $10.50 | $15.28 | $265.28 |
| $500 | $21.00 | $30.55 | $530.55 |
| $1,000 | $42.00 | $61.10 | $1,061.10 |
| $5,000 | $210.00 | $305.50 | $5,305.50 |
What is exempt from sales tax in South Dakota?
South Dakota taxes groceries at the full rate, one of only a few states that do; prescription drugs are exempt. Rules change, so confirm with the South Dakota Department of Revenue before relying on an exemption.
Frequently asked questions
Do I pay South Dakota sales tax on online orders? Yes – retailers that ship to South Dakota generally must collect tax at the rate for your delivery address. Is there sales tax on cars in South Dakota? Vehicle purchases are taxed, often under separate rules and rates; use our auto loan calculator to include it in your payment. Need another state? Use the all-states sales tax calculator.
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