iomart data centres
As of 16 October 2026, the Data Centre Register lists 12 data centres operated by iomart in 1 market, with 10 MW of live IT capacity and 1 MW in the pipeline (0 MW under construction, 1 MW committed and 0 MW at an early stage).
Markets
| Market | Sites | Live MW | Pipeline MW |
|---|---|---|---|
| United Kingdom | 12 | 10 | 1 |
Capacity by stage
| Stage | Sites | IT capacity |
|---|---|---|
| Live | 12 | 10 MW |
| Under construction | 0 | 0 MW |
| Committed | 0 | 1 MW |
| Early stage | 0 | 0 MW |
| Land banked | 0 | – |
| No capacity listed | 0 | – |
A site counts in the most advanced stage that has capacity listed. Pipeline is under construction, committed and early stage together.
Cities
| City | Sites | Live MW | Pipeline MW |
|---|---|---|---|
| London | 2 | 3 | 0 |
| Maidenhead | 1 | 3 | 0 |
| Leicester | 1 | 0 | 1 |
| Glasgow | 1 | 0 | 0 |
| Trafford | 1 | 1 | 0 |
| St Asaph | 1 | 1 | 0 |
Types of data centre
iomart has 1 colocation and 11 self-build data centres in the register. By category: Self-build Systems Integrator/Managed Service Providers (11), Retail (1). Ready-for-service years listed run from 1990 to 2016.
See every iomart site on the map
The register has a record for each of these 12 sites: operator, address, coordinates, capacity by stage, ready-for-service year and sources. Sign in with Google for a free account: 5 full site records and 100 sites in lists a day. Pro (US$49 a month) opens 300 records a day, full query lists and Ask AI.
Frequently asked questions
- How many data centres does iomart operate?
- The Data Centre Register lists 12 data centres for iomart as of 16 October 2026: 12 live, 0 under construction, 0 committed and 0 at an early stage.
- What is iomart's data centre capacity?
- iomart has 10 MW of live data centre IT capacity listed, plus 1 MW in the pipeline, for 11 MW in total.
- Where does iomart have data centres?
- iomart's largest markets by IT capacity are United Kingdom.
- Where does this data come from?
- The Data Centre Register at globaldcwiki.com is built from a register of data centre sites. Every proposed change is checked against outside sources and accepted by an admin before it appears. Figures were last updated on 16 October 2026.
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Last updated 16 October 2026. Cite as: Data Centre Register, "iomart data centres", https://www.globaldcwiki.com/operators/iomart.