The Brownfield site register
The Brownfield register is a list of previously developed (brownfield) land in Brent, produced in accordance with the Town and Country Planning (Brownfield Land Register) Regulations 2017.
Below you can download the first edition of this register for Brent as a csv file. Data is released under the government's Open Data agreement.
Check the Greater London Authority map for the locations of all the brownfield sites included within Brent's Brownfield Register.