API Documentation
Everything you need to integrate UK property data into your application. From first API call to production deployment.
Getting Started
Free account, API key, first call — under 5 minutes.
Authentication
API key management, headers, rate limits, security.
API Reference
All 40+ endpoints with code examples and response schemas.
Playground Live
Run any endpoint with your own key, copy curl / Python / Node / PHP snippets.
Error Handling
Status codes, error format, rate limits, troubleshooting.
MCP Server
Use Homedata with Claude, Cursor, Windsurf — 16 tools, one config block.
Data Dictionary
Response fields documented with types and coverage notes.
Ready to start building?
Get your API key and make your first call in under 5 minutes.
Integrate into your own product
Pay as you goEvery Homedata API endpoint returns UPRN-matched, OGL-licensed structured JSON covering 29M+ UK properties — address, attributes, EPC, risks, planning, comparables, price trends, and live listings from a single authenticated API key.
Structured as JSON · queryable by UPRN or postcode · ready to embed in any application
Exact measurements
Real values — distances, concentrations, counts — not rounded ratings
29 million UK properties covered
Every address queryable by UPRN or postcode
REST API
JSON responses, OpenAPI docs, sandbox — first call in under 5 minutes
Pay as you go: 100 tokens = £1 across every endpoint, no subscription needed. Bonus tokens with an optional monthly subscription, and your first top-up matched 100%. See pricing →
Sources
Further reading