Access 3.7 million parcels, assessments, sales, and building records across all 92 Indiana counties through a single, fast REST API.
Four core endpoints, one comprehensive dataset
Look up any parcel by 18-digit state key, address, or owner name. Returns geometry, acreage, and classification.
GET /parcels/lookup/:id
Full assessment history with land, improvement, and total assessed values. Gateway and CAMA sources merged.
GET /parcels/:id/assessments
Recorded sales with transaction dates, prices, buyer/seller, and deed types from the Indiana SDF dataset.
GET /parcels/:id/sales
Point-in-polygon lookups and radius searches. Find all parcels within a bounding box or near a coordinate.
GET /parcels/spatial
One API key, one curl command, real data in seconds
curl https://api.inpropertydata.com/v1/parcels/lookup/180580012345001 \
-H "Authorization: Bearer pd_live_abc123..."{
"parcel_id": "180580012345001",
"county": "Ohio",
"county_id": "58",
"address": "1234 Main St, Rising Sun, IN 47040",
"owner": "Smith, John R",
"acreage": 2.45,
"prop_class": "Residential",
"assessment": {
"year": 2025,
"land_av": 18200,
"improvement_av": 94800,
"total_av": 113000,
"data_source": "cama"
},
"geometry": { "type": "Polygon", "coordinates": [...] }
}Avg response time: 127ms · JSON + GeoJSON output · Full OpenAPI 3.0 spec available
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