How many solar farms are planned in Maine?

Developers have proposed 25 solar farms in Maine with 1.1 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.

What is the largest planned solar farm in Maine?

Freedom Pine Solar in York County, Maine is the largest planned, at 250 MW. It is expected to come online in 2029.

Who is developing solar farms in Maine?

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 solar farms in Maine

Developers have proposed 25 solar farms in Maine with 1.1 GW of capacity, in the grid operators' interconnection queues.

Planned25

See operating solar farms in Maine

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

More planned solar farms in Maine are expected online in 2028 than in any other year

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

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

The 10 largest planned solar farms in Maine

Planned, by capacity

#	Solar farm	County	Expected online	Capacity
1	Freedom Pine Solar	York County	2029	250 MW
2	Solar	Somerset County	2029	140 MW
3	Three Rivers Solar Power, LLC	Hancock County	2026	100 MW
4	Three Rivers Solar	Hancock County	2026	100 MW
5	Warren Meadow Solar	Knox County	2028	75 MW
6	Warren Meadow Solar Station	Knox County	2028	75 MW
7	Crooked Trail Solar	Penobscot County	2029	68 MW
8	Solar Knox	Knox County	2028	34 MW
9	Mousam River Solar	York County	2025	20 MW
10	GDC Saco Solar	York County	2027	20 MW

Planned solar farms expected online soonest in Maine

In the next 18 months, soonest first

#	Solar farm	County	Expected online	Capacity
1	Three Rivers Solar Power, LLC	Hancock County	2026	100 MW
2	Three Rivers Solar	Hancock County	2026	100 MW
3	SolarFairfield	Somerset County	2027	18 MW
4	Emery Meadow Solar	York County	2027	16 MW
5	GDC Saco Solar	York County	2027	20 MW
6	Turner Meadow Solar	Androscoggin County	2027	20 MW
7	Emery Meadow Solar Station	York County	2027	16 MW
8	Solar Knox	Knox County	2028	34 MW
9	Warren Meadow Solar	Knox County	2028	75 MW
10	Warren Meadow Solar Station	Knox County	2028	75 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 Maine

How many solar farms are planned in Maine?: Developers have proposed 25 solar farms in Maine with 1.1 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.
What is the largest planned solar farm in Maine?: Freedom Pine Solar in York County, Maine is the largest planned, at 250 MW. It is expected to come online in 2029.
Who is developing solar farms in Maine?: 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.