How many battery storage projects are in New Jersey?

New Jersey has 12 operating utility-scale battery storage projects with 0.1 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest battery storage project in New Jersey?

Andover Energy Storage Project in Sussex County, New Jersey is the largest, at 20 MW. It came online in 2023.

How many battery storage projects were built in New Jersey in 2025?

1 battery storage project came online in New Jersey in 2025, with 10 MW of capacity.

Who is developing battery storage projects in New Jersey?

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.

Battery storage projects in New Jersey

New Jersey has 12 operating battery storage projects with 0.1 GW of capacity. 1 came online in 2025.

Operating12

See planned battery storage projects in New Jersey

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

New Jersey had 2 battery storage projects online in 2016 and 12 in 2026

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Battery storage projects online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest battery storage projects in New Jersey

Operating, by capacity

#	Battery storage project	County	Year online	Capacity
1	Andover Energy Storage Project	Sussex County	2023	20 MW
2	Justin Court Energy Storage	Hunterdon County	2024	20 MW
3	Montague Energy Storage	Sussex County	2024	20 MW
4	Stryker 22, L.L.C.	Warren County	2018	20 MW
5	Plumsted 537 LLC	Ocean County	2019	20 MW
6	South River 2	Middlesex County	2026	10 MW
7	South River BESS Phase 1	Middlesex County	2025	10 MW
8	Howell Energy Storage Project	Monmouth County	2023	7 MW
9	Hopewell Valley High School Hybrid	Mercer County	2015	1 MW
10	ACUA	Atlantic County	2018	1 MW

Battery storage projects that came online most recently in New Jersey

Newest first

#	Battery storage project	County	Year online	Capacity
1	South River 2	Middlesex County	2026	10 MW
2	South River BESS Phase 1	Middlesex County	2025	10 MW
3	Montague Energy Storage	Sussex County	2024	20 MW
4	Justin Court Energy Storage	Hunterdon County	2024	20 MW
5	Andover Energy Storage Project	Sussex County	2023	20 MW
6	Howell Energy Storage Project	Monmouth County	2023	7 MW
7	Highland Park Borough Solar	Middlesex County	2019	1 MW
8	Plumsted 537 LLC	Ocean County	2019	20 MW
9	Stryker 22, L.L.C.	Warren County	2018	20 MW
10	ACUA	Atlantic County	2018	1 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks battery storage projects

Operating battery storage projects 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 battery storage projects in New Jersey

How many battery storage projects are in New Jersey?: New Jersey has 12 operating utility-scale battery storage projects with 0.1 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest battery storage project in New Jersey?: Andover Energy Storage Project in Sussex County, New Jersey is the largest, at 20 MW. It came online in 2023.
How many battery storage projects were built in New Jersey in 2025?: 1 battery storage project came online in New Jersey in 2025, with 10 MW of capacity.
Who is developing battery storage projects in New Jersey?: 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.