London Borough of Hillingdon

Conservation area document

Dataset details

• Number of records: 33
• Licence: Open Government Licence
• Endpoint URL: https://pre.hillingdon.gov.uk/downloads/file/2618/conservation-area-data
• Documentation URL: https://pre.hillingdon.gov.uk/conservation-heritage-assets/conservation-area-data
• Endpoint URL last accessed: 1 April 2026 at 12:16am
• Endpoint URL last updated: 18 March 2026
• Endpoint entry date: 11 March 2026 at 12am (midnight)

Dataset actions

• How to prepare and provide your conservation area document data
• Check conservation area document dataset
• Conservation area document guidance