When are property taxes due in St. Tammany Parish, Louisiana?

St. Tammany Parish property taxes are due December 31. This deadline applies to all counties in Louisiana.

What is the penalty for late property tax payment in St. Tammany Parish, Louisiana?

The late payment penalty in St. Tammany Parish is 1% per month interest.

How do I pay St. Tammany Parish, Louisiana property taxes?

You can pay St. Tammany Parish property taxes via Online, mail, in-person.

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St. Tammany Parish Property Tax Due Date

Louisiana

2026 Property Tax Due Dates

Due Date

December 31

Full payment

Penalty: 1% per month interestGrace period: None

Payment Methods

Online, Mail, In-Person

St. Tammany Parish Treasurer

How to Pay

Online

Pay using credit card or e-check

By Mail

Mail check payable to St. Tammany Parish Treasurer

In Person

Visit the Treasurer's office

Other Parishes in Louisiana

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About St. Tammany Parish

St. Tammany Parish (French: Paroisse de Saint-Tammany; Spanish: Parroquia de St. Tammany) is a parish located in the U.S. state of Louisiana named after Tamanend, the legendary Lenape Chief of Chiefs and the "Patron Saint of America." At the 2020 census, the population was 264,570, making it the fourth-most populous parish in Louisiana. The parish seat is Covington.

Source: Wikipedia — content available under CC BY-SA 4.0

Related Resources

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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.