Download Buchanan County, Iowa GIS parcel data - 21,201 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 2026-06-09.
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 21,201 active parcels (last loaded into LandAI on 2026-06-09):
| Field | Coverage |
|---|---|
| Owner names | 99.2% |
| Site addresses | 45.8% |
| Owner mailing addresses | 97.0% |
| Deeded acres | 0.1% |
| Calculated (GIS) acres | 100% |
| Legal description | 98.1% |
These are 6 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.
Buchanan County, Iowa has 21,201 active parcels in the LandAI dataset.
Every parcel includes the standardized LandAI schema: parcel ID and geometry plus owner names (99.2%), site addresses (45.8%), owner mailing addresses (97.0%), deeded acres (0.1%), calculated (GIS) acres (100%), legal description (98.1%), 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 2026-06-09.
Yes - 99.2% of Buchanan County parcels include a normalized owner name, along with owner mailing addresses where the county provides them.
View Buchanan County pricing & coverage | All Iowa counties | Browse the LandAI Data Store