How much solar power does St. Gallen already produce?

1’567 solar installations with 57.8 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~18% of the municipality's roof potential.

Where do these numbers come from?

From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.

Can I start a LEG in St. Gallen?

Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

All municipalities in the canton of St. Gallen

Solar power · Canton of St. GallenLEG forming

Solar power in St. Gallen

1’567 solar installations with 57.8 MWp of capacity are installed in St. Gallen.

Go to the community

Solar installations: 1’567
Installed capacity: 57.8 MWp
Roof potential in use: ~18%; Estimate
Rank in the canton of St. Gallen: 42 of 75; by roof potential in use

Growth by build yearNew capacity installed per year in kWp

Roof potential

How much sun falls on the roofs of St. Gallen

The suitable roofs of St. Gallen could deliver around 323 GWh of solar power a year. An estimated ~18% of it is used today.

Roof potential per month (GWh)

A LEG is forming in St. Gallen

A local electricity community is collecting sign-ups here. The more neighbours join, the sooner it starts.

Communities in St. Gallen

St.Galler Stadtwerke - St. Gallen
Forming
St. Gallen, SG

Communities nearby

Politische Gemeinde Gaiserwald, Elektrizitätsversorgung - Gaiserwald
Forming
Gaiserwald, SG
Politische Gemeinde Wittenbach, Elektrizitätsversorgung - Wittenbach
Forming
Wittenbach, SG
St.Galler Stadtwerke - Wittenbach
Forming
Wittenbach, SG

Join the LEG in St. Gallen

Get solar power from your neighbourhood. Joining is free and you keep your electricity supplier.

Go to the community

Questions about solar power in St. Gallen

How much solar power does St. Gallen already produce?: 1’567 solar installations with 57.8 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~18% of the municipality's roof potential.
Where do these numbers come from?: From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.
Can I start a LEG in St. Gallen?: Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

Sources: Swiss Federal Office of Energy (SFOE), swisstopo, opendata.swiss. As of October 2026. Totals per municipality only, no individual installations.

Build year	Installations	Capacity (kWp)
before 2012	34	1’284
2012	35	1’297
2013	28	2’092
2014	27	1’033
2015	38	1’802
2016	39	1’236
2017	35	1’019
2018	35	1’566
2019	56	2’034
2020	94	3’930
2021	141	4’831
2022	155	3’472
2023	274	9’047
2024	300	13’302
2025	242	8’679
2026	34	1’134

Month	GWh
Jan	9.4
Feb	15.4
Mar	27.1
Apr	36
May	41.2
Jun	43.9
Jul	45.6
Aug	39.2
Sept	29
Oct	18.5
Nov	10
Dec	7.8

Solar power in St. Gallen

How much sun falls on the roofs of St. Gallen

A LEG is forming in St. Gallen

Communities in St. Gallen

St.Galler Stadtwerke - St. Gallen

Communities nearby

Politische Gemeinde Gaiserwald, Elektrizitätsversorgung - Gaiserwald

Politische Gemeinde Wittenbach, Elektrizitätsversorgung - Wittenbach

St.Galler Stadtwerke - Wittenbach

Join the LEG in St. Gallen

Questions about solar power in St. Gallen