Data centres in United Kingdom
Map and list of the 738 data centres in United Kingdom: operator, capacity in MW, year and a linked source on every page.
Could your asset host a data centre?
Indicative grid, energy and competition screening. Two queries per account; not a grid connection study.
Sites
738
Cities
0
Substations ≥220 kV
0
Renewables ≥20 MW
0
Power and grid
Clean electricity
64.43%
Renewables
51.98%
Carbon intensity
217.41 gCO₂/kWh
Annual demand
321.38 TWh
Sources: Ember – Yearly Electricity Data (2025)
Grid congestion and connection pipeline in United Kingdom
Grid availability decides where data centres get built: lower congestion and shorter queues attract more capacity.
Grid congestion
2.5%
European average 1.5%
Years in connection queue
8
European average ~4 years
Growth 2024-2030
1.5x
European average 1.8x
Some primary markets wait seven to ten years, up to thirteen in the most congested nodes.
Congestion measured as redispatch and countertrading volumes as a share of demand (2021-2023).
Data centres in United Kingdom
The BtMData map records 712 data centres in United Kingdom (705 operational, 5 announced, 2 under construction). 14 have published capacity, totalling 477 MW; the rest are pending a verifiable source. Main operators: Equinix, Vantage Data Centers, Digital Realty, Amazon AWS, Microsoft.
- CyrusOne LON6 (Iver Heath) · CyrusOne Data Centers · 108 MW · Announced
- Global Switch London East · Global Switch · 87 MW · Operational
- VIRTUS Saunderton Campus · VIRTUS Data Centres · 78 MW · Operational
- Kao Data KLON-03 · Kao Data · 40 MW · Under construction
- Kao Data Manchester · Kao Data · 40 MW · Announced
- VIRTUS LONDON12 (Slough) · Virtus · 21 MW · Operational
- CyrusOne LON4 · CyrusOne · 18 MW · Operational
- CyrusOne LON5 · CyrusOne · 18 MW · Operational
- Global Switch London North · Global Switch · 18 MW · Operational
- CyrusOne LON2 · CyrusOne · 14 MW · Operational
Sites
| Name | Operator | City | MW | Year | Source |
|---|
Data verified by BtMData. Unpublished values appear as “—”.
Frequently asked questions
How many data centres are there in United Kingdom?
Our map lists 738 data centres in United Kingdom across 0 cities. Profiles include recorded data and sources; pending fields do not constitute verified information.
How much renewable capacity is registered in United Kingdom?
We track 0 geolocated renewable plants in United Kingdom, plus 0 substations of 220 kV or above.