How much solar power does Wangen (SZ) already produce?

282 solar installations with 8.1 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~21% 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 Wangen (SZ)?

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 Schwyz

Solar power · Canton of SchwyzLEG forming

Solar power in Wangen (SZ)

282 solar installations with 8.1 MWp of capacity are installed in Wangen (SZ).

Go to the community

Solar installations: 282
Installed capacity: 8.1 MWp
Roof potential in use: ~21%; Estimate
Rank in the canton of Schwyz: 2 of 30; 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 Wangen (SZ)

The suitable roofs of Wangen (SZ) could deliver around 39 GWh of solar power a year. An estimated ~21% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Wangen (SZ)

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

Communities in Wangen (SZ)

Gemeinde Wangen SZ, Elektrizitätswerk - Wangen (SZ)
Forming
Wangen (SZ), SZ
LEG Wangen
Forming
Wangen, SZ

Communities nearby

EW Lachen AG - Lachen
Forming
Lachen, SZ
Gemeinde Galgenen, Elektrizitätsversorgung - Galgenen
Forming
Galgenen, SZ
Gemeinde Tuggen, Elektrizitätswerk - Tuggen
Forming
Tuggen, SZ

Join the LEG in Wangen (SZ)

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

Go to the community

Questions about solar power in Wangen (SZ)

How much solar power does Wangen (SZ) already produce?: 282 solar installations with 8.1 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~21% 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 Wangen (SZ)?: 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	1	6
2012	1	11
2013	1	9
2014	4	167
2015	11	92
2016	9	240
2017	10	122
2018	4	104
2019	18	353
2020	17	263
2021	13	251
2022	35	1’888
2023	76	2’603
2024	42	960
2025	36	1’017
2026	4	56

Month	GWh
Jan	1.1
Feb	1.9
Mar	3.3
Apr	4.4
May	4.9
Jun	5.3
Jul	5.4
Aug	4.9
Sept	3.6
Oct	2.3
Nov	1.2
Dec	0.9

Solar power in Wangen (SZ)

How much sun falls on the roofs of Wangen (SZ)

A LEG is forming in Wangen (SZ)

Communities in Wangen (SZ)

Gemeinde Wangen SZ, Elektrizitätswerk - Wangen (SZ)

LEG Wangen

Communities nearby

EW Lachen AG - Lachen

Gemeinde Galgenen, Elektrizitätsversorgung - Galgenen

Gemeinde Tuggen, Elektrizitätswerk - Tuggen

Join the LEG in Wangen (SZ)

Questions about solar power in Wangen (SZ)