How many solar farms are in Oregon?

Oregon has 152 operating utility-scale solar farms with 1.5 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest solar farm in Oregon?

Montague Solar in Gilliam County, Oregon is the largest, at 162 MW. It came online in 2023.

How many solar farms were built in Oregon in 2025?

15 solar farms came online in Oregon in 2025, with 183 MW of capacity.

Who is developing solar farms in Oregon?

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 Oregon

Oregon has 152 operating solar farms with 1.5 GW of capacity. 15 came online in 2025.

Operating152

See planned solar farms in Oregon

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

Oregon had 19 solar farms online in 2016 and 152 in 2026

105

113

117

134

149

152

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 Oregon

Operating, by capacity

#	Solar farm	County	Year online	Capacity
1	Montague Solar	Gilliam County	2023	162 MW
2	Daybreak Solar	Wasco County	2025	152 MW
3	Tower Solar, LLC	Morrow County	2026	120 MW
4	Millican Solar Energy LLC	Crook County	2021	70 MW
5	Skysol	Klamath County	2023	61 MW
6	Bakeoven Solar	Wasco County	2023	60 MW
7	Solar Star Oregon II	Crook County	2017	56 MW
8	Wheatridge Hybrid	Morrow County	2022	50 MW
9	Airport Solar	Lake County	2019	47 MW
10	Cartwright Solar I	Crook County	2026	44 MW

Solar farms that came online most recently in Oregon

Newest first

#	Solar farm	County	Year online	Capacity
1	Lincoln Solar LLC (OR)	Polk County	2026	4 MW
2	Tower Solar, LLC	Morrow County	2026	120 MW
3	Cartwright Solar I	Crook County	2026	44 MW
4	Apricus Solar LLC	Polk County	2025	3 MW
5	Kelly Creek Solar	Josephine County	2025	2 MW
6	Burlingame Solar Community Solar	Linn County	2025	2 MW
7	Rodeo Solar LLC (OR)	Clackamas County	2025	2 MW
8	Goodling Community Solar	Multnomah County	2025	1 MW
9	Pilot Rock Solar 2	Umatilla County	2025	3 MW
10	Pilot Rock Solar 1	Umatilla County	2025	2 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 Oregon

How many solar farms are in Oregon?: Oregon has 152 operating utility-scale solar farms with 1.5 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest solar farm in Oregon?: Montague Solar in Gilliam County, Oregon is the largest, at 162 MW. It came online in 2023.
How many solar farms were built in Oregon in 2025?: 15 solar farms came online in Oregon in 2025, with 183 MW of capacity.
Who is developing solar farms in Oregon?: 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.