Data centres in Spain
Oct 2026: 52 projects in the pipeline in Spain, 23 permitted or being built.New grid connections rationed since 17 Jul 2025. Wholesale power €67/MWh in 2025.
Pipeline movement, last 12 months
42 milestones ·
180 data centres on record in Spain
Projects by stage
Who is building in Spain
Capacity by stage
- IT load, all stages
- 505 MW
- IT load, under construction
- 235 MW
- Projects
- 52
Stated by each project, . Bases are never added together.
| Stage | IT load, MW | Facility power, MW | Grid connection, MW | Projects |
|---|---|---|---|---|
| Announced | 126 | 954 | 40 | 21 |
| In planning | 144 | · | · | 8 |
| Permitted | · | 650 | · | 5 |
| Under construction | 235 | 108 | · | 18 |
| In service | · | · | · | 0 |
Premium Premium adds the quarterly series and all 52 projects. Frankfurt is open in full with a free account.
Market economics, Madrid
PremiumPremium adds build cost, rents and power prices for Madrid. Frankfurt is open in full with a free account.
- Construction cost
- Premium figure
- EUR m per MW
- Sep 2026
- Colocation, 20 MW and more
- Premium figure
- EUR per kW a month
- Jul 2026
- Business electricity
- Premium figure
- EUR per MWh
- H1 2026
- Grid connection wait
- Premium figure
- years
- 2026
- Permitting
- Premium figure
- months
- retrieved
- Staff cost
- Premium figure
- EUR k per FTE a year
- 2024
- Guarding, 24/7
- Premium figure
- EUR k a year
- Apr 2026
Operators in Spain
Where the data centres are in Spain
What changed
14 milestones since 1 Aug 2026; the newest is from Oct 2026.
Power and grid in Spain
Rationed
New grid connections are rationed (nationwide, transmission, since 17 Jul 2025). Every country’s grid connections
Over a year, country level
- Grid carbon, latest full-year average
- 154g CO₂/kWh
- 13th cleanest of 30 countries; 75% renewable or nuclear
- Business electricity price, latest full year
- 126€/MWh
- 8th cheapest of 26; wholesale is 71% of it
- Wholesale power, 2025 average
- 67€/MWh
- 5th cheapest of 30
Climate at Madrid
- Hours a year above 27 °C dry-bulb
- 1,117h
- mean of 2016 to 2025
- Hours a year above 32 °C dry-bulb
- 441h
- worst year 508 h
- Hours a year above 20 °C wet-bulb
- 63h
- limit for evaporative cooling
Fibre latency from Madrid
| To | Round trip, minimum | Path length | Path |
|---|---|---|---|
| Lisbon | 5.2 ms | 536 km | Mapped fibre route |
| Marseille | 10 ms | 1,052 km | Mapped fibre route |
| Paris | 11 ms | 1,149 km | Mapped fibre route |
| Milan | 15 ms | 1,480 km | Mapped fibre route |
| London | 15 ms | 1,542 km | Mapped fibre route |
| Amsterdam | 16 ms | 1,600 km | Mapped fibre route |
| Frankfurt | 17 ms | 1,712 km | Mapped fibre route |
| Dublin | 20 ms | 2,057 km | Mapped fibre route |
Rules and dates
| Where | Rule | Status |
|---|---|---|
| EU | Reporting duty from 500 kW installed IT power, 7 items and 24 indicators, next report 15 May 2027 | In force |
| EU | Waste-heat use above 1 MW total rated energy input, unless a cost-benefit assessment shows it is not feasible | In force |
| EU | Common rating scheme adopted 21 Sep 2026; in Parliament and Council scrutiny, extended 6 Oct | Adopted, not in force |
| Spain | Draft Royal Decree: grid permits from 1 MW of access power tied to PUE 1.15 or lower and 80% renewable supply matched hour by hour; hearing closed 10 Sep 2026, no approval date | Proposed |
Next dates
- 14 Dec 2026the EU Commission’s minimum performance standards consultation and call for evidence closes
- 15 May 2027EU database and French reports due (every year)
- 11 Oct 2027EU deadline under Article 11 of the Energy Efficiency Directive for a certified energy management system at enterprises above 85 TJ (23.6 GWh) of annual energy consumption
Formal refusals and bans since 2025
No area-wide rule recorded for Spain.
11 decisions on single sites since 2025, not listed here.