How much solar power does Lengnau (AG) already produce?

143 solar installations with 3.7 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~14% 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 Lengnau (AG)?

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 Aargau

Solar power · Canton of AargauLEG forming

Solar power in Lengnau (AG)

143 solar installations with 3.7 MWp of capacity are installed in Lengnau (AG).

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Solar installations: 143
Installed capacity: 3.7 MWp
Roof potential in use: ~14%; Estimate
Rank in the canton of Aargau: 90 of 196; 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 Lengnau (AG)

The suitable roofs of Lengnau (AG) could deliver around 27 GWh of solar power a year. An estimated ~14% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Lengnau (AG)

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

Communities in Lengnau (AG)

AEW Energie AG - Lengnau (AG)
Forming
Lengnau (AG), AG
LEG Lengnau
Forming
Lengnau, AG

Communities nearby

AEW Energie AG - Endingen
Forming
Endingen, AG
AEW Energie AG - Schneisingen
Forming
Schneisingen, AG
Genossenschaft Elektra Ehrendingen - Freienwil
Forming
Freienwil, AG

Join the LEG in Lengnau (AG)

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

Go to the community

Questions about solar power in Lengnau (AG)

How much solar power does Lengnau (AG) already produce?: 143 solar installations with 3.7 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~14% 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 Lengnau (AG)?: 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	6	235
2012	4	137
2013	4	399
2014	4	82
2015	6	488
2016	4	73
2017	5	71
2018	5	68
2019	6	65
2020	11	173
2021	10	361
2022	9	116
2023	25	639
2024	28	523
2025	15	292
2026	1	12

Month	GWh
Jan	0.7
Feb	1.1
Mar	2.3
Apr	3
May	3.6
Jun	3.9
Jul	4
Aug	3.6
Sept	2.6
Oct	1.5
Nov	0.7
Dec	0.5

Solar power in Lengnau (AG)

How much sun falls on the roofs of Lengnau (AG)

A LEG is forming in Lengnau (AG)

Communities in Lengnau (AG)

AEW Energie AG - Lengnau (AG)

LEG Lengnau

Communities nearby

AEW Energie AG - Endingen

AEW Energie AG - Schneisingen

Genossenschaft Elektra Ehrendingen - Freienwil

Join the LEG in Lengnau (AG)

Questions about solar power in Lengnau (AG)