South Dakota Sales Tax Rates
State Rate
4.5%
Avg Local Rate
1.9%
Avg Combined
6.4%
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Default: 6.4% (average combined rate). Adjust for your specific location.
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About South Dakota Sales Tax
The South Dakota state sales tax rate is 4.5%. Local jurisdictions may add additional sales tax, with the average combined rate being 6.4%.
Sales tax in South Dakota:
- State rate: 4.5%
- Average local rate: 1.9%
- Average combined rate: 6.4%