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Data centres in Spain
As of 16 October 2026, the Data Centre Register lists 182 data centres in Spain with 509 MW of live IT capacity and 7,927 MW in the pipeline (199 MW under construction, 884 MW committed and 6,844 MW at an early stage).
Capacity by stage
| Stage | Sites | IT capacity |
|---|---|---|
| Live | 118 | 509 MW |
| Under construction | 13 | 199 MW |
| Committed | 13 | 884 MW |
| Early stage | 30 | 6,844 MW |
| Land banked | 4 | 120 ha |
| No capacity listed | 4 | – |
A site counts in the most advanced stage that has capacity listed. Pipeline is under construction, committed and early stage together.
Largest operators in Spain
| Operator | Sites | Live MW | Pipeline MW |
|---|---|---|---|
| Merlin Properties | 5 | 59 | 2,114 |
| Nostrum | 6 | 0 | 639 |
| Desarrollos Ecoindustriales La Cartuja / O-Green | 1 | 0 | 570 |
| XDC Properties | 1 | 0 | 480 |
| QTS Datacenters | 1 | 0 | 432 |
| Repsol | 1 | 0 | 400 |
| Amazon Web Services | 7 | 110 | 240 |
| Tillion | 1 | 0 | 300 |
Cities
| City | Sites | Live MW | Pipeline MW |
|---|---|---|---|
| Navalmoral de la Mata | 1 | 0 | 1,000 |
| Valdecaballeros | 1 | 0 | 1,000 |
| San Mateo de Gállego | 1 | 0 | 570 |
| Piélagos | 1 | 0 | 480 |
| Calatorao | 1 | 0 | 432 |
| Escatrón | 1 | 0 | 400 |
Types of data centre
Spain has 123 colocation and 59 self-build data centres. By category: Retail (68), Wholesale (50), Self-build Financial/Institutional (14), Self-build Public Cloud (12), Self-build Systems Integrator/Managed Service Providers (10), Self-build Network & Telco (8). Ready-for-service years listed run from 1990 to 2032.
See every Spain site on the map
The register has a record for each of these 182 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 are there in Spain?
- The Data Centre Register lists 182 data centres in Spain as of 16 October 2026: 118 live, 13 under construction, 13 committed and 30 at an early stage, of which 123 colocation and 59 self-build.
- What is the data centre capacity of Spain?
- Spain has 509 MW of live data centre IT capacity, with a further 7,927 MW in the pipeline (199 MW under construction, 884 MW committed and 6,844 MW at an early stage), for 8,436 MW in total.
- Which operators have the most data centre capacity in Spain?
- By total IT capacity listed, the largest operators in Spain are Merlin Properties, Nostrum and Desarrollos Ecoindustriales La Cartuja / O-Green. Merlin Properties has 5 sites with 2,173 MW.
- Where are the data centres in Spain?
- The cities with the most data centre capacity in Spain are Navalmoral de la Mata, Valdecaballeros, San Mateo de Gállego and Piélagos.
- 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, "Data centres in Spain", https://www.globaldcwiki.com/data-centres/spain.