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South Dakota Sales Tax Calculator 2026

Calculate sales tax on any purchase in South Dakota. The state sales tax rate is 4.2%, and when combined with the average local rate of 1.9%, the total average in South Dakota comes to 6.10%. Actual rates vary by city and county.

South Dakota Sales Tax Rates

State Rate
4.2%
Avg Local Rate
1.9%
Combined Average
6.10%

Quick Reference

South Dakota has no income tax and is popular for trust formation.

State income tax: None

South Dakota Sales Tax Table

Quick reference for common purchase amounts at the 6.10% combined average rate:

Purchase Price Sales Tax Total
$10 $0.61 $10.61
$25 $1.52 $26.52
$50 $3.05 $53.05
$100 $6.10 $106.10
$250 $15.25 $265.25
$500 $30.50 $530.50
$1,000 $61.00 $1061.00
$2,500 $152.50 $2652.50
$5,000 $305.00 $5305.00

Understanding South Dakota Sales Tax

Sales tax in South Dakota is collected at the point of sale on most tangible goods and some services. The state portion of 4.2% is uniform statewide, while local jurisdictions may add their own rates, averaging 1.9% across the state. Certain items like groceries and prescription medications may be exempt or taxed at reduced rates.

When budgeting in South Dakota, remember that sales tax affects your purchasing power. With a median home value of $257,200 and a property tax rate of 1.08%, understanding all taxes helps you make informed financial decisions.

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Frequently Asked Questions

What is the sales tax rate in South Dakota? +
The South Dakota state sales tax rate is 4.2%. With the average local sales tax of 1.9%, the combined rate is approximately 6.10%. Actual rates vary by city and county โ€” some localities charge higher or lower local rates.
How do I calculate South Dakota sales tax on a purchase? +
Multiply the pre-tax price by the applicable tax rate as a decimal. For example, on a $100 purchase at the combined 6.10% rate: $100 x 0.0610 = $6.10 in tax, for a total of $106.10. Our calculator handles this automatically for any amount.
Are groceries taxed in South Dakota? +
Grocery taxation varies by state. In South Dakota, the rules depend on the type of food item. Generally, unprepared food for home consumption may be taxed at a reduced rate or exempt, while prepared meals and restaurant food are subject to the full 6.10% combined rate. Check your local jurisdiction for specific exemptions.
Does South Dakota charge sales tax on online purchases? +
Yes. Since the 2018 Supreme Court ruling in South Dakota v. Wayfair, South Dakota requires out-of-state online retailers that meet economic nexus thresholds to collect and remit South Dakota sales tax. This means most online purchases are subject to the same 4.2% state rate plus applicable local taxes.
What items are exempt from South Dakota sales tax? +
Common exemptions in most states include prescription medications, medical devices, and certain essential services. South Dakota may also exempt specific categories like clothing, agricultural supplies, or manufacturing equipment. During designated sales tax holidays, additional items may be temporarily exempt. Check South Dakota's Department of Revenue for the current exemption list.

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