| ParcelPoint® | TaxRoll Plus+ | Parcels Plus+ | ParcelProximate | |
| Product Summary | County parcel boundaries linked to limited attributed data | Tax roll database with quarterly updates in spreadsheet format | County parcel boundaries linked to complete, current tax roll data | County-wide parcel centroid estimates linked to tax roll data |
| County Coverage |
• 2,100+ US counties • Coverage grows each quarter |
• Near complete US coverage • 3,050+ counties minus 15 in AK |
• 2,100+ US counties • Coverage grows each quarter |
• 3,050+ US counties • Only if no ParcelPoint data |
| Delivery Formats | • ESRI shapefile • Web Map Service (WMS) |
• Excel spreadsheet or MS Access database | ESRI shapefile | ESRI point shapefile |
| License Types | • Annual | Annual | Annual | Annual |
| Product Vintage | Varies – average database age less than 2 years old | Updated daily | • Parcel boundary age varies • Attributes updated daily |
Updated daily |
| Product Updates | • Free quarterly updates (as available) | • Free quarterly updates (as available) | • Free quarterly updates (as available) | • Free quarterly updates (as available) |
| Standardization | Yes – all attribute information | Yes – all attribute information | Yes – all attribute information | Yes – all attribute information |
| Horizontal Accuracy | At least 26.9-ft RMSE | N/A | At least 26.9-ft RMSE | Geocoded |
| Parcel Attributes (as maintained by the county) |
• Parcel address • Assessor’s Parcel Number (APN) • Owner name |
• APN, parcel address, subdivision codes • Owner name, address, phone • Land values, acreage • Title, deed, previous sales • Structure info (build date, materials, # rooms/types) • Land use, zoning codes • Legal descriptions |
• APN, parcel address, subdivision codes • Owner name, address, phone • Land values, acreage • Title, deed, previous sales • Structure info (build date, materials, # rooms/types) • Land use, zoning codes • Legal descriptions |
• APN, parcel address, subdivision codes • Owner name, address, phone • Land values, acreage • Title, deed, previous sales • Structure info (build date, materials, # rooms/types) • Land use, zoning codes • Legal descriptions |
