Download Nantucket County, Massachusetts GIS parcel data - 14,248 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: last loaded into LandAI on 2026-04-02.
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.
Field completeness measured across 14,248 active parcels (last loaded into LandAI on 2026-04-02):
| Field | Coverage |
|---|---|
| Owner names | 97.7% |
| Site addresses | 98.8% |
| Owner mailing addresses | 97.7% |
| Deeded acres | 98.3% |
| Calculated (GIS) acres | 98.3% |
| Land use | 98.3% |
| Last sale price | 98.2% |
| Sale / transfer date | 94.1% |
| Market total value | 98.3% |
| Building square footage | 95.2% |
| Legal description | 98.4% |
These are 11 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.
Nantucket County, Massachusetts has 14,248 active parcels in the LandAI dataset.
Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (97.7%), site addresses (98.8%), owner mailing addresses (97.7%), deeded acres (98.3%), calculated (GIS) acres (98.3%), land use (98.3%), last sale price (98.2%), sale / transfer date (94.1%), and more.
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.
last loaded into LandAI on 2026-04-02.
Yes - 97.7% of Nantucket County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.
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