Real Estate API Questions

Where can I find vacant land and parcel lot size data by API?

Quick Answer

Vacant land and parcel size data — including acreage, land square footage, frontage, depth, and parcel polygon boundaries — are collected from county assessor rolls and GIS shapefiles. Realie provides nationwide parcel land data across 3,100+ counties.

Summary

Land developers, site selectors, and renewable energy teams need accurate parcel acreage, lot dimensions, and land-use codes (e.g., agricultural, vacant residential, commercial land). Realie standardizes land area into both `acres` and `landArea` (sqft) joined directly to GeoJSON parcel boundary polygons for instant spatial and API lookups.

Acres vs. land area in square feet

Parcel sizes are published in acres for large tracts and square feet for urban lots. Realie populates both `acres` and `landArea` (sqft) using automated unit conversions so you can query by either unit consistently.

Identifying vacant land parcels

Vacant land is identified by land-use codes (ranges 8000–8017) and zero building square footage. Realie allows filtering for vacant residential, commercial, or agricultural land across any state or county.

Frequently asked questions

Does the API include parcel boundaries for vacant land?
Yes. MultiPolygon boundary geometry is returned for vacant land parcels as well as improved properties.
Can I search for vacant land by acreage range?
Yes. You can filter parcel search queries by state, county, land-use code, and minimum/maximum acreage.