How many solar farms are in Colorado?

Colorado has 190 operating utility-scale solar farms with 3.4 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest solar farm in Colorado?

Neptune Energy Center Hybrid in Pueblo County, Colorado is the largest, at 325 MW. It came online in 2023.

How many solar farms were built in Colorado in 2025?

19 solar farms came online in Colorado in 2025, with 739 MW of capacity.

Who is developing solar farms in Colorado?

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 Colorado

Colorado has 190 operating solar farms with 3.4 GW of capacity. 19 came online in 2025.

Operating190

See planned solar farms in Colorado

Updated monthly. Last updated October 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated October 2026.

Colorado had 37 solar farms online in 2016 and 190 in 2026

116

133

151

164

183

190

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 Colorado

Operating, by capacity

#	Solar farm	County	Year online	Capacity
1	Neptune Energy Center Hybrid	Pueblo County	2023	325 MW
2	Rocky Mountain Solar	Pueblo County	2025	325 MW
3	Black Hollow Sun	Weld County	2026	257 MW
4	Thunder Wolf Energy Center Hybrid	Pueblo County	2023	248 MW
5	Bighorn Solar 1	Pueblo County	2021	240 MW
6	Sun Mountain Solar 1	Pueblo County	2022	200 MW
7	Pike Solar Hybrid	El Paso County	2023	175 MW
8	Axial Basin Solar	Moffat County	2025	145 MW
9	Spanish Peaks Solar	Las Animas County	2024	140 MW
10	Comanche Solar	Pueblo County	2016	120 MW

Solar farms that came online most recently in Colorado

Newest first

#	Solar farm	County	Year online	Capacity
1	Black Hollow Sun	Weld County	2026	257 MW
2	USS Tall Grass Solar LLC	Arapahoe County	2026	5 MW
3	USS Calico Solar LLC	Arapahoe County	2026	5 MW
4	USS High Plains Solar LLC	Arapahoe County	2026	5 MW
5	USS Great Plains Solar LLC	Arapahoe County	2026	5 MW
6	USS Raptor Solar LLC	Arapahoe County	2026	5 MW
7	Pivot Solar 40	Weld County	2026	3 MW
8	Rocky Mountain Solar	Pueblo County	2025	325 MW
9	Mamm Creek	Garfield County	2025	11 MW
10	USS Hampden Solar LLC	Arapahoe County	2025	5 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 Colorado

How many solar farms are in Colorado?: Colorado has 190 operating utility-scale solar farms with 3.4 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest solar farm in Colorado?: Neptune Energy Center Hybrid in Pueblo County, Colorado is the largest, at 325 MW. It came online in 2023.
How many solar farms were built in Colorado in 2025?: 19 solar farms came online in Colorado in 2025, with 739 MW of capacity.
Who is developing solar farms in Colorado?: 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.