How many solar farms are in the US?

The US has 7,697 operating utility-scale solar farms with 172 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest solar farm in the US?

Gemini Solar Hybrid in Clark County, Nevada is the largest, at 690 MW. It came online in 2024.

How many solar farms were built in the US in 2025?

724 solar farms came online in the US in 2025, with 29,635 MW of capacity.

Who is developing solar farms in the US?

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 the United States

The US has 7,697 operating solar farms with 172 GW of capacity. 724 came online in 2025.

Operating7,697

See planned solar farms in the US

Updated monthly. Last updated October 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated October 2026.

The US had 1,874 solar farms online in 2016 and 7,697 in 2026

1,874

2,422

2,924

3,447

4,107

4,790

5,273

5,879

6,645

7,369

7,697

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 the US

Operating, by capacity

#	Solar farm	Location	Year online	Capacity
1	Gemini Solar Hybrid	Clark County, Nevada	2024	690 MW
2	Hecate Energy Longhorn Solar LLC	Jack County, Texas	2026	650 MW
3	Hornet Solar (TX)	Swisher County, Texas	2025	600 MW
4	Double Back Diamond	Sangamon County, Illinois	2024	593 MW
5	Topaz Solar Farm	San Luis Obispo County, California	2014	586 MW
6	Fox Squirrel Solar	Madison County, Ohio	2023	577 MW
7	Maricopa Solar	Maricopa County, Arizona	2026	550 MW
8	Faraday Solar	Utah County, Utah	2025	525 MW
9	Hecate Energy Outpost Solar LLC	Webb County, Texas	2025	515 MW
10	Centennial Flats	La Paz County, Arizona	2026	500 MW

Solar farms that came online most recently in the US

Newest first

#	Solar farm	Location	Year online	Capacity
1	Pulaski Solar	Pulaski County, Illinois	2026	417 MW
2	1000 Mile Solar	Yoakum County, Texas	2026	300 MW
3	Rockhound A	Ector County, Texas	2026	245 MW
4	Yaupon Solar Project (Hybrid)	Milam County, Texas	2026	200 MW
5	Kaufman Solar	Kaufman County, Texas	2026	200 MW
6	King Mountain Solar	Upton County, Texas	2026	175 MW
7	Centennial Flats	La Paz County, Arizona	2026	500 MW
8	Black Hollow Sun	Weld County, Colorado	2026	257 MW
9	Casey Fork Solar, LLC	Jefferson County, Illinois	2026	150 MW
10	Jackson County Solar, LLC	Jackson County, Michigan	2026	125 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 the US

How many solar farms are in the US?: The US has 7,697 operating utility-scale solar farms with 172 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest solar farm in the US?: Gemini Solar Hybrid in Clark County, Nevada is the largest, at 690 MW. It came online in 2024.
How many solar farms were built in the US in 2025?: 724 solar farms came online in the US in 2025, with 29,635 MW of capacity.
Who is developing solar farms in the US?: 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.