Brownfield site data for England from MHCLG. The sites shown in green and yellow do not yet have planning permission and are potential development sites. Circle size is proportional to estimated dwellings. See discussion article. Note some authorities are missing in the dataset (e.g. Liverpool, City of London), and others lack estimated dwellings data. Public Transport Connectivity of Brownfield sites available from menu below.
Dataset: MHCLG Brownfield Site Data.
Brownfield sites by Planning Permission Status and Land Ownership.
| Not Permissioned, Public Ownership | |
| Not Permissioned, Private or Mixed Ownership | |
| Has Planning Permission or Application Submitted |
| 0 - 40 | 70 - 75 | ||
| 40 - 55 | 75 - 80 | ||
| 55 - 60 | 80 - 85 | ||
| 60 - 65 | 85 - 90 | ||
| 65 - 70 | 90 - 100 |
| Data Layer Extent | England |
| Brownfield Sites Total | 34,067 |
| BF Sites All: Min Num. Dwellings Total | 1,285,205 |
| BF Sites Not Permissioned: Min Num. Dwellings Total | 494,059 |
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Map base layers Ordnance Survey open data, Crown © and database right 2026. Open data layers from DfT, MHCLG, ONS & UCL. Retail Centres data from GeoDS.
Site is an output of the ENHANCE Project. Cartography and design D A Smith, CASA UCL. Site uses the MapLibre library.