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Ranking · Data 2025 · Source: BFS

The greatest solar potential per capita in canton Basel-City

National ranking

Bettingen has the greatest solar potential per capita in canton Basel-City: its roofs could generate about 4'984 kWh of electricity a year per inhabitant. Next come Riehen (3'592 kWh) and Basel (3'030 kWh). Per capita, small municipalities with lots of roof area — barns and sheds — lead, not the big cities. Source: BFE/FSO.

Ranking

BFE + BFS · 2025
RankMunicipalitySolar potential per capitaResidents
1Bettingen4'984 kWh1'286
2Riehen3'592 kWh22'774
3Basel3'030 kWh180'097
Swiss Federal Office of Energy (SFOE), retrieved 31.08.2026

How we measure this

BFE + BFS

Modelled annual rooftop electricity yield (BFE solar model, 2025 snapshot) divided by the permanent resident population (FSO STATPOP), in kilowatt-hours per year per inhabitant. For scale: an ElCom reference household (profile H4) uses 4,500 kWh a year. It is a potential, not installed capacity or actual generation. Per capita the absolute ranking inverts: small municipalities with large barn and shed roofs lead, not the cities with the most total roof area.

Frequently asked questions

Which municipality in canton Basel-City has the greatest solar potential per capita?
Bettingen: its roofs could generate about 4'984 kWh of electricity a year per inhabitant (2025) — the greatest modelled per-capita potential of any municipality in canton Basel-City.
Why do small municipalities lead rather than the cities?
Because the roof potential is divided by the number of inhabitants: few residents with large barn, shed and stable roofs produce high per-capita values. Big cities have the greatest absolute potential but little roof area per person. The figure remains modelled potential, not today's generation.