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29 million UK properties, one API call away. 29M UK properties, one API call. Get your API key →

Data catalogue 29M UK properties, 80+ fields, four tiers Address lookup Find, verify and open any UK address UPRN lookup The permanent ID behind an address Widgets Drop-in address and data widgets for your site Lead Source Find leads by area or property Use cases Conveyancing, valuation, portfolios, proptech

Pricing →

API overview Quickstart, auth and what you can build Documentation Every endpoint, parameters and examples Playground Run real requests on five sample properties MCP server New Install in Claude, Cursor, Codex and more API FAQ Costs, coverage, freshness, licensing Status Uptime and incidents

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EPC checker Energy rating for any address Flood risk checker Flood zone and surface water risk Noise pollution Defra road and rail noise zones Japanese knotweed Reported sightings nearby Postcode profile Prices, schools, broadband, crime GDV calculator Gross development value for a site

All 30 free tools →

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Data catalogue 29M UK properties, 80+ fields, four tiers Address lookup Find, verify and open any UK address UPRN lookup The permanent ID behind an address Widgets Drop-in address and data widgets for your site Lead Source Find leads by area or property Use cases Conveyancing, valuation, portfolios, proptech Pricing →

API overview Quickstart, auth and what you can build Documentation Every endpoint, parameters and examples Playground Run real requests on five sample properties MCP server New Install in Claude, Cursor, Codex and more API FAQ Costs, coverage, freshness, licensing Status Uptime and incidents Get an API key →

EPC checker Energy rating for any address Flood risk checker Flood zone and surface water risk Noise pollution Defra road and rail noise zones Japanese knotweed Reported sightings nearby Postcode profile Prices, schools, broadband, crime GDV calculator Gross development value for a site All 30 free tools →

Try API Agent MCP Pricing

Log in Get an API key

Docs / Coverage

Interactive Playground

Fast onboarding: try every endpoint in your browser.

Guide

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API Reference

OAS Interactive API Reference

Property tiers

GET Property tier overview NEW

Property Data

GET Property Intelligence GET UPRN Lookup

Address & Geo

GET Address Search GET Address by Postcode GET Boundaries

Energy & Environment

GET EPC & Energy GET Environmental Risks GET Solar Assessment

Prices & Market

GET Price Trends GET Price Distributions GET Price Growth

Planning & Legal

GET Planning Applications GET Land Registry Titles GET Listed Buildings GET Council Tax Band GET Council Tax (full)

Area Intelligence

GET Deprivation GET Crime Data GET Schools Nearby GET Broadband Speeds GET Postcode Profile GET Amenities GET Healthcare GET Fuel & EV charging GET Demographics

Calculators (free)

GET Stamp Duty GET Mortgage

Data coverage

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Our Data

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Free Tools

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Flood risk check
Radon check
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Japanese knotweed
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Postcode profile
Stamp duty
All free tools →

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Claude / Cursor MCP
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