How many solar farms are in Wisconsin?

Wisconsin has 119 operating utility-scale solar farms with 2.6 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest solar farm in Wisconsin?

Darien Solar in Rock County, Wisconsin is the largest, at 250 MW. It came online in 2025.

How many solar farms were built in Wisconsin in 2025?

23 solar farms came online in Wisconsin in 2025, with 429 MW of capacity.

Who is developing solar farms in Wisconsin?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Solar farms in Wisconsin

Wisconsin has 119 operating solar farms with 2.6 GW of capacity. 23 came online in 2025.

Operating119

See planned solar farms in Wisconsin

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

Wisconsin had 3 solar farms online in 2016 and 119 in 2026

115

119

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Solar farms online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest solar farms in Wisconsin

Operating, by capacity

#	Solar farm	County	Year online	Capacity
1	Darien Solar	Rock County	2025	250 MW
2	Grant County	Grant County	2024	200 MW
3	Paris Solar	Racine County	2024	200 MW
4	Badger Hollow I	Iowa County	2021	150 MW
5	Two Creeks Solar	Manitowoc County	2020	150 MW
6	Badger Hollow II	Iowa County	2023	150 MW
7	Onion River	Sheboygan County	2023	150 MW
8	Wood County	Wood County	2022	150 MW
9	Point Beach Solar	Manitowoc County	2021	100 MW
10	Springfield Solar (WI)	Dodge County	2023	100 MW

Solar farms that came online most recently in Wisconsin

Newest first

#	Solar farm	County	Year online	Capacity
1	Clark Solar-Longwood	Clark County	2026	3 MW
2	McFarland Schools Customer Hosted	Dane County	2026	1 MW
3	Strawberry Creek Solar WI, LLC	Kenosha County	2026	6 MW
4	Perch Solar WI, LLC	Winnebago County	2026	6 MW
5	Apple River Solar, LLC	Polk County	2025	100 MW
6	Bristol Woods Solar WI, LLC	Kenosha County	2025	6 MW
7	Adams Road Solar	Racine County	2025	4 MW
8	Luck	Polk County	2025	3 MW
9	Viola	Burnett County	2025	3 MW
10	Antigo Solar Partners, LLC	Langlade County	2025	6 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks solar farms

Operating solar farms come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about solar farms in Wisconsin

How many solar farms are in Wisconsin?: Wisconsin has 119 operating utility-scale solar farms with 2.6 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest solar farm in Wisconsin?: Darien Solar in Rock County, Wisconsin is the largest, at 250 MW. It came online in 2025.
How many solar farms were built in Wisconsin in 2025?: 23 solar farms came online in Wisconsin in 2025, with 429 MW of capacity.
Who is developing solar farms in Wisconsin?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.