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NEW2026 tax rates and LLC fees updated for all 50 states.
Fact-checked by Financial ExpertsLast Updated: March 2026Louisiana Department of Revenue

Louisiana County Sales Tax Rates 2026

All 8 counties · State rate: 4.45% · Avg combined: 9.54%

Louisiana Sales Tax Calculator

Total with Tax

$0.00

Highest Rate

10.2%

Ouachita Parish

Lowest Rate

8.95%

Lafayette Parish

Average Rate

9.54%

Across 8 counties

CountyCombined RateState RateLocal RatePopulation
East Baton Rouge Parish9.95%4.45%5.5%456,781
Jefferson Parish9.2%4.45%4.75%440,781
Orleans Parish9.45%4.45%5%383,997
St. Tammany Parish9.2%4.45%4.75%264,570
Lafayette Parish8.95%4.45%4.5%244,390
Caddo Parish9.95%4.45%5.5%240,204
Calcasieu Parish9.45%4.45%5%203,436
Ouachita Parish10.2%4.45%5.75%159,432

Louisiana City Tax Guides

Last Updated: March 2026. Consult a licensed tax professional.