2025 STPAO Preliminary Parcel Data


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St. Tammany Parish Assessor

Welcome

Welcome to the St. Tammany Parish Assessor's Office geographic information system (GIS). Welcome to the St. Tammany Parish Assessor's Office Geographic Information System (GIS). Assessor Louis Fitzmorris is pleased to provide this valuable data to all parish taxing bodies and to the public. Creating this data and map, and maintaining it for the citizens of St. Tammany Parish is important work that ensures a more complete and accurate tax roll and benefits all in our Parish. Our progress is updated here regularly as we continue to add more parcels, update data, and further our advancements in our GIS.

Site Disclaimer

The Assessor’s Office maintains this GIS system as a public service and does not warrant the accuracy or correctness of any data or information reflected on this website. The Assessor’s Office assumes no liability for any incorrect, incomplete or outdated information. Be advised not to rely solely on the information reflected in these maps. This is not a legal document. The absence of ownership information therein does not preclude the listing, buying, or selling of property, nor does it indicate that it is not being taxed on the tax roll. Only recordation within the conveyance records of the St. Tammany Parish Clerk of Court's Office determines ownership as to third parties under the Public Records Doctrine. The information and data reflected on this website is provided as a resource to the public for informational purposes only. In some instances, the St. Tammany Parish Assessor’s Office (STPAO) may have more up-to-date information that may not yet be reflected on this website. The information and data have been collected for inventory of property per LA R.S. 61:101 D et. sec. including the creation and maintenance of the St. Tammany Parish Assessor’s Geographic Information System parcel map. This data and mapping service is provided to assist property owners in ascertaining the method, rules, and standards of value by which property has been assessed. The St. Tammany Parish Assessor’s Office uses various sources to compile this information, including field inspections, aerial photography, taxpayer applications, land records, recorded deeds, plats, map files, and other public records data and third-party sources. Users of this information are hereby notified that the aforementioned sources should be independently consulted for verification of the information reflected on this website. The STPAO assumes no legal responsibility for the content obtained from public records and other third-party sources, and makes no claim as to the accuracy of the basemaps and their associated data tables. STPAO assumes no responsibility for the positional or content accuracy reflected on any maps. The GIS map simply represents our best interpretation of all the best information available to our staff when each individual parcel was originally drawn. The STPAO assumes no obligation to assist the end user with the use of this data. However, if you have information regarding missing or inaccurate data on the parcel map, please email GIS@stpao.org. If the investigation and response to your email fails to resolve the issue satisfactorily and there remains a question or issue with any data, it is then recommended that you schedule and in-person meeting with the STPAO and we would be glad to assist you.

New Map Viewer Coming Soon

Starting January 1, 2026, The St Tammany Parish Assessor's office online map viewer will be moving to the geosync.io platform. A preview of the new map viewer is available here. Please note that the platform preview is pre-release software. The accuracy of the data displayed cannot be guaranteed and functionality/availability of the preview is subject to change.

Initializing Map Services...