Skip to content
← All questions

Environment and energy

How many self-consumption solar panels are there in my town?

Self-consumption installations

Electricity self-consumption installations in the Catalan Self-Consumption Register, almost all solar panels: how many there are in each municipality, their total capacity, and how many are commissioned each year since 2018.

2025 · Generalitat de Catalunya -- Departament de Territori, Habitatge i Transició Ecològica: Registre d'Autoconsum de Catalunya

Self-consumption installations (2025)

947 municipalities with data. The median of Catalan municipalities is 43.1 installations per 1,000 inhabitants.

The most populous municipalities
MunicipalitySelf-consumption installations
Barcelona2 installations per 1,000 inhabitants
l'Hospitalet de Llobregat0.8 installations per 1,000 inhabitants
Terrassa8.8 installations per 1,000 inhabitants
Badalona3.4 installations per 1,000 inhabitants
Sabadell7.3 installations per 1,000 inhabitants
Lleida10.3 installations per 1,000 inhabitants
Tarragona10.6 installations per 1,000 inhabitants
Mataró7.2 installations per 1,000 inhabitants
Santa Coloma de Gramenet1.7 installations per 1,000 inhabitants
Reus11.6 installations per 1,000 inhabitants

Source: Generalitat de Catalunya -- Departament de Territori, Habitatge i Transició Ecològica: Registre d'Autoconsum de Catalunya. Data as of 2025. Updated 7/11/2026.

All the figures in this dataset, municipality by municipality. Sort them, see how they are spread or how they have changed over the years, pick the year or the area, and download them to work with.