Trempealeau County, Wisconsin Sales Tax Rate
The combined sales tax rate in Trempealeau County, Wisconsin is 5.5% as of 2026. That includes the Wisconsin state rate of 5%.
State rate (5%) plus the county local rate from the state's SSTGB rate file.
Sales tax calculator for Trempealeau County
- Sales tax (5.5%)
- $5.50
- Total with tax
- $105.50
How this rate is composed
The Wisconsin state sales tax rate is 5%. The combined 5.5% rate for Trempealeau County comes from Streamlined Sales Tax Governing Board rate file (2026 Q3).
The City of Milwaukee imposes an additional city sales tax on top of the county rate.
Rates change on official schedules — confirm the current rate and effective date against the source above before filing. Reviewed and current as of September 14, 2026.
Managing tax for a business?
For a street-address estimate, use the sales tax calculator. If you are closing a period, managing exempt customers, or replacing spreadsheets, start with the software buyer’s guide or choose your next workflow.
Related local sales tax rates in Wisconsin
Compare the county and same-type jurisdictions with the closest combined rates.
Trempealeau County sales tax questions
What is the sales tax rate in Trempealeau County, Wisconsin?
The combined sales tax rate is 5.5%. It includes the Wisconsin state rate of 5% and applicable local rates.
How much sales tax is charged on a $100 purchase in Trempealeau County?
At the 5.5% combined rate, a $100 taxable purchase produces $5.50 in sales tax.
When was the Trempealeau County sales tax rate reviewed?
Prophit.ai reviewed this guide on 2026-09-14 using Streamlined Sales Tax Governing Board rate file. Confirm the official source before filing because rates can change.