How many wind farms are in MISO?

MISO has 366 operating utility-scale wind farms with 34 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest wind farm in MISO?

Highland Wind Project (IA) in O'Brien County, Iowa is the largest, at 502 MW. It came online in 2015.

How many wind farms were built in MISO in 2025?

6 wind farms came online in MISO in 2025, with 1,082 MW of capacity.

Who is developing wind farms in MISO?

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.

Wind farms in MISO

MISO has 366 operating wind farms with 34 GW of capacity. 6 came online in 2025.

Operating366

See planned wind farms in MISO

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

MISO had 252 wind farms online in 2016 and 366 in 2026

252

269

279

293

321

335

346

354

358

364

366

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

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

The 10 largest wind farms in MISO

Operating, by capacity

#	Wind farm	Location	Year online	Capacity
1	Highland Wind Project (IA)	O'Brien County, Iowa	2015	502 MW
2	Orient Wind Farm	Adair County, Iowa	2019	501 MW
3	Rolling Hills Wind Farm	Cass County, Iowa	2011	484 MW
4	High Prairie Wind Farm	Schuyler County, Missouri	2020	400 MW
5	Jordan Creek Wind Farm, LLC	Warren County, Indiana	2020	399 MW
6	Isabella Wind Park	Isabella County, Michigan	2021	384 MW
7	Palo Alto Wind Farm	Palo Alto County, Iowa	2020	340 MW
8	North English	Poweshiek County, Iowa	2019	340 MW
9	Beaver Creek Wind	Boone County, Iowa	2018	340 MW
10	Arbor Hill Wind Farm	Adair County, Iowa	2020	310 MW

Wind farms that came online most recently in MISO

Newest first

#	Wind farm	Location	Year online	Capacity
1	Lotus Wind	Macoupin County, Illinois	2026	200 MW
2	Badger Wind, LLC	McIntosh County, North Dakota	2026	250 MW
3	Shenandoah Hills Wind Farm	Page County, Iowa	2025	214 MW
4	Carpenter Wind Farm LLC	Jasper County, Indiana	2025	200 MW
5	Salt Creek Wind	Tama County, Iowa	2025	169 MW
6	Crossover Wind	Cross County, Arkansas	2025	144 MW
7	Panther Creek Wind Project	Pike County, Illinois	2025	54 MW
8	Prosperity Wind	Piatt County, Illinois	2025	300 MW
9	Indiana Crossroads Wind Farm II	White County, Indiana	2024	202 MW
10	Prescott Wind Farm	Adams County, Iowa	2024	39 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 MISO

How many wind farms are in MISO?: MISO has 366 operating utility-scale wind farms with 34 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest wind farm in MISO?: Highland Wind Project (IA) in O'Brien County, Iowa is the largest, at 502 MW. It came online in 2015.
How many wind farms were built in MISO in 2025?: 6 wind farms came online in MISO in 2025, with 1,082 MW of capacity.
Who is developing wind farms in MISO?: 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.