Louisiana Sales Tax Calculator 2026
Louisiana's state sales tax rate is 5%, with an average local rate of 5.13% and an average combined rate of 10.13%. Enter a price to add tax or reverse a tax-included total.
Louisiana Sales Tax Calculator
Average combined rate in Louisiana is 10.13%; your exact rate depends on the city and county. Max local rate observed: 7%.
Louisiana sales tax rate breakdown (2026)
| Component | Rate |
|---|---|
| State rate | 5% |
| Average local rate | 5.13% |
| Average combined rate | 10.13% |
| Maximum local rate | 7% |
City, county and special-district rates vary and are population-weighted in the average. Verify the exact rate for your sale location with the Louisiana Department of Revenue.
Economic nexus for online sellers
Remote sellers establish economic nexus in Louisiana at $100,000 in sales or 200 transactions. $100,000 or 200 transactions. Highest average combined rate in the U.S.
Frequently asked questions
What is the sales tax rate in Louisiana?
The state rate is 5%. Local governments add an average of 5.13%, so the typical combined rate is about 10.13%.
Do I have to collect sales tax as an out-of-state seller?
Remote sellers establish economic nexus in Louisiana at $100,000 in sales or 200 transactions. $100,000 or 200 transactions. Highest average combined rate in the U.S. Once you cross the threshold you generally must register and begin collecting on sales delivered into Louisiana.
How is tax calculated on a sale?
Multiply the pre-tax price by the combined rate (state + local). For example, a $100 sale at the average 10.13% rate carries $10.13 of tax, for a total of $110.13.
Selling across several states?
Use the all-state calculator to add or reverse sales tax for any of the 50 states + DC, and compare marketplace fees with our other free seller tools.
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