Data centres in Ireland
Oct 2026: 21 projects in the pipeline in Ireland, 16 permitted or being built.New grid connections conditional since 12 Dec 2025. Wholesale power €114/MWh in 2025.
Pipeline movement, last 12 months
15 milestones ·
128 data centres on record in Ireland
Projects by stage
Who is building in Ireland
Capacity by stage
- Facility power, all stages
- 712 MW
- Facility power, under construction
- 9 MW
- Projects
- 21
Stated by each project, . Bases are never added together.
| Stage | IT load, MW | Facility power, MW | Grid connection, MW | Projects |
|---|---|---|---|---|
| Announced | · | · | · | 1 |
| In planning | · | 430 | · | 4 |
| Permitted | 54 | 273 | · | 9 |
| Under construction | 252 | 9 | 12 | 7 |
| In service | · | · | · | 0 |
Premium Premium adds the quarterly series and all 21 projects. Frankfurt is open in full with a free account.
Market economics, Dublin
PremiumPremium adds build cost, rents and power prices for Dublin. Frankfurt is open in full with a free account.
- Construction cost
- Premium figure
- EUR m per MW
- Sep 2026
- Business electricity
- Premium figure
- EUR per MWh
- H1 2026
- Grid connection wait
- Premium figure
- years
- May 2026
- Permitting
- Premium figure
- months
- Sep 2026
- Property tax
- Premium figure
- EUR k per MW a year
- Sep 2025
- Staff cost
- Premium figure
- EUR k per FTE a year
- 2024
- Guarding, 24/7
- Premium figure
- EUR k a year
- Apr 2026
Operators in Ireland
Where the data centres are in Ireland
What changed
3 milestones since 1 Aug 2026; the newest is from Oct 2026.
Power and grid in Ireland
Conditional
New grid connections are conditional (nationwide, distribution, since 12 Dec 2025). Every country’s grid connections
Over a year, country level
- Grid carbon, latest full-year average
- 256g CO₂/kWh
- 19th cleanest of 30 countries; 48% renewable or nuclear
- Business electricity price, latest full year
- 202€/MWh
- 21st cheapest of 26; wholesale is 73% of it
- Wholesale power, 2025 average
- 114€/MWh
- 27th cheapest of 30
Climate at Dublin
- Hours a year above 27 °C dry-bulb
- 0h
- mean of 2016 to 2025
- Hours a year above 32 °C dry-bulb
- 0h
- worst year 0 h
- Hours a year above 20 °C wet-bulb
- 1h
- limit for evaporative cooling
Fibre latency from Dublin
| To | Round trip, minimum | Path length | Path |
|---|---|---|---|
| London | 5.2 ms | 529 km | Mapped fibre route |
| Amsterdam | 8.1 ms | 831 km | Mapped fibre route |
| Brussels | 8.7 ms | 883 km | Mapped fibre route |
| Paris | 9.1 ms | 929 km | Mapped fibre route |
| Frankfurt | 12 ms | 1,221 km | Mapped fibre route |
| Zurich | 14 ms | 1,426 km | Mapped fibre route |
| Copenhagen | 14 ms | 1,471 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 |
| Ireland | New connecting data centres must match at least 80% of annual demand with additional renewable-electricity projects | In force |
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
- 12 Dec 2025Ireland, nationwide New large grid users must bring on-site or nearby dispatchable generation or storage and match demand with new Irish renewables. In force
4 decisions on single sites since 2025, not listed here.