Data centers in Spain
Datacenter Atlas tracks 97 facilities in Spain, 73 data centers and 21 network points of presence: 1% of the global inventory and #17 worldwide by facility count.
Compare with another country →
MW: megawatts of power for the computers. PUE: all the electricity a site draws divided by what reaches its computers (1.0 = nothing lost). Networks present: telecom networks recorded at each site, added up. Record quality (A to D) rates the record, not the site. Glossary →
Map
Largest hubs
A hub is a town with at least 5 facilities, with its close neighbours. Facilities in smaller towns are not listed here, so the hubs do not add up to the country total.
Top operators
All 97 facilities
Sorted by disclosed IT load, then networks present. A row opens the full, source-linked record on the map. No PUE is disclosed for any of these sites, so the column is hidden.
Disclosed IT load by state / region
| State / region | MW | Figures |
|---|---|---|
| Community of Madrid | 70 | 1 |
Disclosed values only, campus figures counted once. Regions are assigned from each facility's coordinates (Natural Earth admin-1), so the rows add up to the national total.
⚡ Electricity context
- Electricity demand
- 275.2 TWh (2025)
- Grid carbon intensity
- 154 gCO₂/kWh
- Renewables share
- 55.9 %
- Low-carbon share
- 74.7 %
Source: Ember yearly electricity data (CC BY 4.0). Method
Water & climate exposure
- Data centers at high water stress (index ≥ 60)
- 46 of the 73 scored
- Median baseline water stress (WRI Aqueduct, 0–5)
- 5
- Median riverine flood risk (0–5)
- 0.58
- Free-cooling hours ≤ 18 °C (median)
- 5,817 h/yr (66 %)
- Median cooling degree days
- 729
Derived indicators: WRI Aqueduct 4.0, GHSL, climate normals. See methodology. Method
Social friction index
Main driver: Water (88/100)
Water stress at this location today and in 2050, plus drought risk (WRI Aqueduct).
- Water
- Energy & grid
- Neighbourhood
- Concentration
- Policy context
- Observed conflict
Composite of water, grid, neighbourhood, concentration, policy and observed-conflict pressure. A derived indicator: not a measurement of public opinion. Method
Regulation
12 measures recorded
See the rules on the regulation map → · Compare with neighbouring countries →
Documented local conflicts & agreements
- Opposition to Amazon request to raise water use at Aragón data centers · 2024-12 · water dispute · unknown
- Water concerns and 'Tu Nube Seca Mi Río' campaign over Meta's Talavera de la Reina campus · 2024-04 · water dispute · ongoing
Announced large projects
- Nostrum Evergreen AI data center (Badajoz) · IREN · permitting · 500 MW announced
- QTS Calatorao campus (Project Rodes) · Blackstone / QTS · permitting · 300 MW announced
- Tillion Data Centers Villamayor de Gállego campus (Azora) · Azora (Tillion Data Centers) · permitting · 300 MW announced
- Apto Madrid campus (Fuenlabrada) · Apto · under construction · 240 MW announced
- Merlin Edged Zaragoza-Wind data center (Botorrita) · Merlin Properties · permitting · 144 MW announced
- Ferrovial Alcobendas data center campus (MAD 01) · Ferrovial · permitting · 100 MW announced
- Nabiax ADC3, Alcalá de Henares campus · Nabiax · under construction · 100 MW announced
- Meta Data Center Campus Talavera de la Reina · Meta · permitting
Questions
How many data centers are there in Spain?
Datacenter Atlas (release 26.08-c2) records 97 facilities in Spain: 73 data centers, 21 network points of presence and 3 unclassified sites. The count covers facilities documented in OpenStreetMap, PeeringDB, Wikidata and operator disclosures.
Which companies operate data centers in Spain?
The operators with the most tracked facilities in Spain are Equinix, TEMPLUS DATACENTERS, Digital Realty, MERLIN Edged, KIO.
Where are data centers concentrated in Spain?
The largest hubs by facility count are Madrid (34), Barcelona (15), Valencia (7), Murcia (6), Basauri (4).
Cite this page: Datacenter Atlas (2026). Spain, release 26.08-c2. https://www.datacenter-atlas.com/country/spain · ODbL / CC BY 4.0