Download Grafton County, New Hampshire GIS parcel data - 57,435 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: NH 2025 Parcel Mosaic (NH GRANIT); last loaded into LandAI on 2026-06-16.
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 57,435 active parcels (NH 2025 Parcel Mosaic (NH GRANIT); last loaded into LandAI on 2026-06-16):
| Field | Coverage |
|---|---|
| Owner names | 100% |
| Site addresses | 99.2% |
| Owner mailing addresses | 99.8% |
| Deeded acres | 94.9% |
| Calculated (GIS) acres | 100% |
| Land use | 100% |
| Market total value | 99.0% |
| Building square footage | 26.3% |
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.
Grafton County, New Hampshire has 57,435 active parcels in the LandAI dataset (source data as of 2025-01-01).
Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (100%), site addresses (99.2%), owner mailing addresses (99.8%), deeded acres (94.9%), calculated (GIS) acres (100%), land use (100%), market total value (99.0%), building square footage (26.3%), 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.
NH 2025 Parcel Mosaic (NH GRANIT); last loaded into LandAI on 2026-06-16.
Yes - 100% of Grafton County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.
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