Contact Your Assessor’s Office

We are here to answer your questions and assist you with any of your assessment questions. Please fill out the contact form below, or if you need assistance from a specific team member, check out our staff directory.


In accordance with the governor’s COVID-19 “Stay At Home” order, both St. Tammany Parish Assessor’s Office locations will be closed beginning March 24, 2020.

We currently plan to reopen on Monday, April 13, 2020. 

We are doing our best to serve our citizens during this critical time.

If you have any questions, please call us at (985) 809-8180 and leave a voicemail. Messages are being monitored and calls are being returned. You may also email us at: assessor@stpao.org with questions or concerns and we will respond accordingly.

Our website, www.STPAO.org, and our Facebook page: @StTammanyParishAssessor will be updated with important information as needed.

CLICK HERE FOR ADDITIONAL IMPORTANT DATES, DEADLINES AND CONTACT INFORMATION

Business owners: The deadline to submit LAT -5 forms has been extended to May 15, 2020.  Please click here for more details  

Covington Office
St. Tammany Parish Justice Center
701 N. Columbia Street
(985) 809-8180
fax (985) 809-8190

Office Hours:
Monday – Friday
8:30 – 4:30

Mailing Address
701 North Columbia Street
Covington, Louisiana 70433

Slidell Office
Towers Building
520 Old Spanish Trail
2nd Floor, Ste. 2F
(985) 646-1990
fax (985) 607-0222

Office Hours:
Monday – Friday
8:30 – 4:30
(Slidell location is closed 1:00 -2:00)

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