How many solar farms are planned in Maryland?

Developers have proposed 24 solar farms in Maryland 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 Maryland?

Mount Storm-Pruntytown 500kV in Garrett County, Maryland is the largest planned, at 200 MW. It is expected to come online in 2024.

Who is developing solar farms in Maryland?

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 Maryland

Developers have proposed 24 solar farms in Maryland with 1.1 GW of capacity, in the grid operators' interconnection queues.

Planned24

See operating solar farms in Maryland

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 Maryland are expected online in 2026 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 Maryland

Planned, by capacity

#	Solar farm	County	Expected online	Capacity
1	Mount Storm-Pruntytown 500kV	Garrett County	2024	200 MW
2	Mount Storm-Pruntytown 500kV	Garrett County	–	200 MW
3	CPV Backbone Solar	Garrett County	2026	175 MW
4	Cherrywood Solar I	Caroline County	2026	145 MW
5	Morgantown 230 kV	Charles County	2023	110 MW
6	Carlos Junction-Garrett 138 kV	Allegany County	2023	100 MW
7	Waugh Chapel 115 kV	Anne Arundel County	2023	55 MW
8	New Market Solar	Dorchester County	2029	50 MW
9	Airey - Golden Hill 69 kV	Dorchester County	2024	28 MW
10	Hagerstown-Conservit 34.5 kV	Washington County	2024	20 MW

Planned solar farms expected online soonest in Maryland

In the next 18 months, soonest first

#	Solar farm	County	Expected online	Capacity
1	City of Bowie	Prince Georges County	2026	2 MW
2	4786A George Washington, LLC	Garrett County	2026	2 MW
3	4786B George Washington, LLC	Garrett County	2026	2 MW
4	Marley Neck 3 - SLBAL005	Anne Arundel County	2026	2 MW
5	NCBP ONE, LLC	Prince Georges County	2027	3 MW
6	NCBP Seven	Prince Georges County	2027	2 MW
7	NCBP TEN, LLC	Prince Georges County	2027	1 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 Maryland

How many solar farms are planned in Maryland?: Developers have proposed 24 solar farms in Maryland 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 Maryland?: Mount Storm-Pruntytown 500kV in Garrett County, Maryland is the largest planned, at 200 MW. It is expected to come online in 2024.
Who is developing solar farms in Maryland?: 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.