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45 Maylands Avenue, Hemel Hempstead
Hemel Hempstead, East of EnglandApproved
Outline planning permission was reported in August 2025 for the redevelopment of 45 Maylands Avenue, Hemel Hempstead, for Northtree Investment Management: the existing two-storey warehouse and office building (currently self-storage) would be replaced by a new three-storey data centre of up to about 5,100 sq m, with ancillary offices, plant and a substation. Designed by Scott Brownrigg.
Reality Score
36Speculative
How we scorePlanning18/25
Grid connection0/25
Land and funding10/20
Delivery team8/15
Momentum0/15
Not buying yet. These projects in the UK score Building or Likely:
- Pure DC LON01 B2, Brent Cross
- Era4 AI data centre, Erin Landfill, Chesterfield
- GreenScale Derry Campus (formerly Atlantic Hub), Foyle Port
Key facts
- Operator / developer
- Northtree
- Location
- 45 Maylands Avenue, Hemel Hempstead, East of England, United Kingdom
- Status
- Approved
- Facility type
- Data centre
- AI relevance
- Not stated
Planning
- Council
- Dacorum Borough Council
Benefits vs drawbacks
Timeline
Outline planning approval reported for a 5,000 sqm data centre at 45 Maylands Avenue.
Source
Sources
- Self-storage site in UK's Hemel Hempstead to be turned into data center
Secondary source · DatacenterDynamics · August 2025
- Northtree gets green light for Hemel Hempstead data centre
Secondary source · BE News · 29 August 2025
- Outline planning approved for data centre in Hemel Hempstead
Secondary source · Data Centre Review · August 2025
Last verified
12 October 2026