Spain ES
warmer climate · Currency EUR
Subsidy programmes
Programa 3 (RD 1124/2021) — Aerotermia / Geotermia
RD 1124/2021up to 80% of cost · max €3,000
Issuer: IDAE / Comunidades Autónomas
Official programme page →Verified: 2026-05-07
Estimated installed cost
Fully turnkey ranges (equipment + labour + DHW where typical) for Spain. Compiled from JRC/EHPA market data and national subsidy program ceilings — not quotes for any specific model.
Air-to-water · 8–14 kW
Mediterranean market trends 10–15% below FR; IDAE 2024 sample median €14k.
Ground-source · 8–14 kW
Niche segment; AFEC reports €26–30k typical for 10 kW residential.
Source: IDAE 2024
HP water heater · all sizes
Growing segment driven by RD 1124/2021 grants.
Source: IDAE 2024
Best-case net cost after the largest available subsidy is shown where applicable in the subsidies section above. Use the payback calculator to combine these with your fuel tariff.
Electricity price history
| Period | Incl. tax €/kWh | Excl. tax €/kWh |
|---|---|---|
| 2025-07 | 0.2669 | 0.1840 |
| 2025-01 | 0.2612 | 0.1803 |
| 2024-07 | 0.2408 | 0.1882 |
| 2024-01 | 0.2436 | 0.1841 |
| 2023-07 | 0.2347 | 0.2068 |
| 2023-01 | 0.2454 | 0.2165 |
| 2022-07 | 0.3350 | 0.2966 |
| 2022-01 | 0.3071 | 0.2579 |
| 2021-07 | 0.2816 | 0.1878 |
| 2021-01 | 0.2323 | 0.1358 |
| 2020-07 | 0.2298 | 0.1260 |
| 2020-01 | 0.2239 | 0.1178 |