planning.data.gov.uk

planning.data.gov.uk (MHCLG). Access: REST API / download. Formats: JSON, GeoJSON, CSV. Resolution: vector. Coverage: England. Pricing/licence: free (OGL).

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What's in it

Data offered docs-verified: planning and housing datasets with geographic location data
Coverage docs-verified: England
Resolution registry: vector
Formats llm-inferred: JSON · GeoJSON · CSV
Access llm-inferred: Free under OGL licence per catalogue metadata; bulk download and Planning Data API

Useful for

Use cases llm-inferred: Site constraints and designations screening for development appraisal using planning datasets · Bulk download of planning layers into GIS for constraints mapping · Feeding planning datasets into internal web or back-office tools via the API
Audience llm-inferred: planners · GIS analysts · development consultants

Limitations

Constraints docs-verified: Beta service, so it may change · England only

Licence: free (OGL)
Authentication: Unknown — review source docs
GitHub stars: Unknown
Last commit: Unknown
Last successful page check: 16/10/2026
Page health: page reachable
Package: Not recorded
Verification: Not independently verified

Provenance & evidence

Verified 2026-10-16 (curl HTTP 200).

Metadata observed 14/10/2026 · research sweep: sweep-2026-10-16 (named: UK)

https://www.planning.data.gov.uk/