Data center · England, United Kingdom
Hertfordshire Data Centre
Hertfordshire Data Centre is a data center in England, United Kingdom, owned by CapitaLand Ascendas REIT.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | England | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
| Address | Mundells, Welwyn Garden City, AL7 1GE | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
| Owner | CapitaLand Ascendas REIT | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
| Website | https://www.capitaland-ascendasreit.com/en/our-portfolio/united-kingdom---europe/data-centres.html | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
| Building footprint | 11,862 m² (building) | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
| Coordinates | 51.8079, -0.1862 | OpenStreetMap data centers · record · ODbL 1.0 · checked 24 Oct 2026 |
Research on this data center and its owner.Who owns it up to the parent company, its power supply, grid connection and planning status, and an introduction to the owner.
Request researchHow its owner compares
CapitaLand Ascendas REIT operates 5 of the 191 data centers in the United Kingdom in our data with a named owner; 5 owners have more. Counts cover the data centers in our data that name an owner, holder or operator; an asset with several owners counts for each.
| Owner in United Kingdom | Rank | Data centers | Share |
|---|---|---|---|
| Equinix, Inc. | 1st | 13 | 6.8% |
| Digital Realty | 2nd | 10 | 5.2% |
| Virtus | 2nd | 10 | 5.2% |
| Pulsant | 4th | 8 | 4.2% |
| NTT Limited | 5th | 6 | 3.1% |
| CapitaLand Ascendas REIT | 6th | 5 | 2.6% |
Nearby
Within 50 km of this data center: 416 power plants (149 operating, 1,725 MW), 84 substations, 37 grid connections (22 operating, 233 MW), 1 AI supercomputer and 1 transmission line, measured from the coordinates in the facts above. The table shows the nearest 9, up to 3 per kind.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Welwyn Power - Energy Storage Facility | Power plant | 5 MW | Permitted | 0.7 km |
| Stanborough, Hatfield - Battery Energy Storage System | Power plant | 1.5 MW | Permitted | 3.6 km |
| Stanborough, Hatfield - Solar Array | Power plant | 10 MW | Permitted | 3.6 km |
| NVIDIA Cambridge-1 | AI supercomputer | 202 H100e | Operating | 22 km |
| North London (Electricity Line) Reinforcement | Transmission line | — | Permitted | 25 km |
| Cokes Lane Primary | Substation | — | — | 30 km |
| Willesden GSP | Substation | — | — | 31 km |
| Harefield Primary | Substation | — | — | 31 km |
| Harefield Solar grid connection | Grid connection | 30 MW | Planned | 32 km |
Owner and place
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Other data centers in England
Data on this page
- Contains public sector information licensed under the Open Government Licence v3.0. DESNZ Renewable Energy Planning Database (REPD), Open Government Licence v3.0.
- Epoch AI. Epoch AI supercomputers, CC BY 4.0.
- © OpenStreetMap contributors. OpenStreetMap data centers, ODbL 1.0.
- Contains public sector information licensed under the Open Government Licence v3.0. Planning Inspectorate: National Infrastructure Projects, Open Government Licence v3.0.
- SSEN Distribution. SSEN Distribution data portal, CC BY 4.0.