How many wind farms are planned in Wisconsin?

Developers have proposed 11 wind farms in Wisconsin with 1.7 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.

What is the largest planned wind farm in Wisconsin?

Hill Valley to Cardinal 345kV in Lafayette County, Wisconsin is the largest planned, at 300 MW. It is expected to come online in 2027.

Who is developing wind 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.

Planned wind farms in Wisconsin

Developers have proposed 11 wind farms in Wisconsin with 1.7 GW of capacity, in the grid operators' interconnection queues.

Planned11

See operating wind farms in Wisconsin

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

More planned wind farms in Wisconsin are expected online in 2027 than in any other year

2026’262027’272028’282029’292030’302031’312032’322033’33

Planned wind farms by the year they're expected online. Source: the grid operators' interconnection queues, compiled by Cleanview.

The 10 largest planned wind farms in Wisconsin

Planned, by capacity

#	Wind farm	County	Expected online	Capacity
1	Hill Valley to Cardinal 345kV	Lafayette County	2027	300 MW
2	Hill Valley 345kV	Iowa County	2027	300 MW
3	Columbia - Rockdale 345.0kV	Columbia County	2028	250 MW
4	Stone Lake - Gardner Park 345.0kV	Clark County	2025	190 MW
5	NELSON DEWEY (ATC) - GRAN GRAE (ATC) 161.0kV	Grant County	2028	180 MW
6	Lancaster - Eden 138 kV Line Tap	Grant County,Iowa County	2020	100 MW
7	Hill Valley 345 kV Substation	Iowa County	2026	99 MW
8	B-54 Wien to McMillan 115KV	Marathon County	2026	99 MW
9	ATC Ebenezer Sub on Lancaster-Eden 138kv line	Grant County	2024	95 MW
10	Whitetail Wind Farm	Grant County	2027	67 MW

Planned wind farms expected online soonest in Wisconsin

In the next 18 months, soonest first

#	Wind farm	County	Expected online	Capacity
1	Hill Valley to Cardinal 345kV	Lafayette County	2027	300 MW
2	Hill Valley 345kV	Iowa County	2027	300 MW
3	Hill Valley 345kV	Iowa County	2027	40 MW
4	Whitetail Wind Farm	Grant County	2027	67 MW
5	Columbia - Rockdale 345.0kV	Columbia County	2028	250 MW

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

How Cleanview tracks wind farms

Operating wind 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 wind farms in Wisconsin

How many wind farms are planned in Wisconsin?: Developers have proposed 11 wind farms in Wisconsin with 1.7 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.
What is the largest planned wind farm in Wisconsin?: Hill Valley to Cardinal 345kV in Lafayette County, Wisconsin is the largest planned, at 300 MW. It is expected to come online in 2027.
Who is developing wind 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.