Jefferson Parish, LA GIS parcel data download

Download Jefferson Parish, Louisiana GIS parcel data - 144,894 parcels with owner names, site & mailing addresses, acreage, land use, and sale values. Instant delivery in Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. $100 per county.

Data freshness: Address-points Data Last Edit Date: 2026-05-15; last loaded into LandAI on 2026-05-20.

Every purchase includes all five export formats (Shapefile, FileGDB, GeoPackage, GeoJSON & CSV), standardized to the LandAI parcel schema with WGS84 (EPSG:4326) geometry. After checkout you choose which formats to generate and download them for 45 days.

What's in the Jefferson Parish dataset

Field completeness measured across 144,894 active parcels (Address-points Data Last Edit Date: 2026-05-15; last loaded into LandAI on 2026-05-20):

FieldCoverage
Owner names100%
Site addresses96.6%
Owner mailing addresses99.8%
Calculated (GIS) acres100%
Land use80.3%
Last sale price100%
Market total value100%
Legal description99.5%

These are 8 of the 48 standardized fields in the LandAI parcel schema. Live per-field completeness for every field is shown on this page's interactive view.

Jefferson Parish parcel data FAQ

How many parcels are in Jefferson Parish, LA?

Jefferson Parish, Louisiana has 144,894 active parcels in the LandAI dataset (source data as of 2026/05/15).

What fields are included in Jefferson Parish parcel data?

Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (100%), site addresses (96.6%), owner mailing addresses (99.8%), calculated (GIS) acres (100%), land use (80.3%), last sale price (100%), market total value (100%), legal description (99.5%), and more.

What formats can I download Jefferson Parish GIS parcel data in?

Shapefile, FileGDB, GeoPackage, GeoJSON & CSV. Every $100 county purchase includes all five formats; you choose which to generate after checkout and can re-download for 45 days.

How current is the Jefferson Parish parcel data?

Address-points Data Last Edit Date: 2026-05-15; last loaded into LandAI on 2026-05-20.

Does Jefferson Parish parcel data include owner names?

Yes - 100% of Jefferson Parish parcels include a normalized owner name, along with owner mailing addresses where the county provides them.

View Jefferson Parish pricing & coverage  |  All Louisiana counties  |  Browse the LandAI Data Store