ATTOM vs Estated
CRE Data & Property Intelligence APIs · Verified 2026-10-05 · No paid placement
Estated is now part of ATTOM. estated.com says so on its homepage and points developers to ATTOM's property data APIs, so new buyers deal with ATTOM.
Nationwide property data API — 160M+ US properties, ownership, sales, valuation, hazard data
Property data API covering 140M+ US properties, structure and parcel detail, sales history, assessments
Pricing
ATTOM
No price list. A free trial API key is available; production pricing depends on usage and is quoted by sales.
Source: api.developer.attomdata.comEstated
No longer sold separately. Estated is now part of ATTOM; estated.com points new users to ATTOM's APIs.
Source: estated.comFeatures, from each vendor's site
| ATTOM | Estated | |
|---|---|---|
| Status | Active property data provider [source] | Part of ATTOM; legacy API docs still online [source] |
| Coverage | 160+ million US properties [source] | Same ATTOM dataset [source] |
| API format | REST, JSON and XML [source] | Legacy Estated API documented; new users routed to ATTOM [source] |
| Getting started | Free trial API key [source] | Through ATTOM [source] |
Every price and feature on this page was read from the vendor's own website on the checked date. Each cell links the page it came from. Where a vendor publishes no price, the page says so instead of estimating one. Checked 2026-10-05.
Who should pick which
ATTOM
New projects should start with ATTOM's API and its free trial key.
Estated
If you have an existing Estated integration, check the legacy documentation on estated.com and plan a migration to ATTOM's endpoints.
Directory profile data
| ATTOM | Estated | |
|---|---|---|
| Asset classes | All | Residential, Commercial |
| Built for | — | — |
| Integrations | — | — |
| Status notes | None | None |
| Last verified | 2026-08-22 | 2026-08-22 |
Frequently asked questions
- ATTOM vs Estated: which should I pick?
- New projects should start with ATTOM's API and its free trial key. If you have an existing Estated integration, check the legacy documentation on estated.com and plan a migration to ATTOM's endpoints.
- How much do ATTOM and Estated cost?
- ATTOM: No price list. A free trial API key is available; production pricing depends on usage and is quoted by sales. Estated: No longer sold separately. Estated is now part of ATTOM; estated.com points new users to ATTOM's APIs. Checked on each vendor's website on 2026-10-05.