Projects · Data Centres
Hilfield Park, Elstree, Hertsmere, Hertfordshire·In developmentData Centres
Ark Hilfield Park campus (Watford/Elstree)
- StagePre-application consultation; planning application in preparation
- Value£2bn (~$2.6bn)
- Next milestonePlanning application to Hertsmere Borough Council
- Last checked1 November 2026
What has changed on this project, and when
- Next milestone: Planning application to Hertsmere Borough Council2 November 2026 · previously: Planning submission / determination
- Stage: Pre-application consultation; planning application in preparation2 November 2026 · previously: Pre-application consultation; approval targeted 2026
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