Directory of Power Plants in New Jersey
| County | State Rank | Active Plants | Sep 2025 Generation |
| Atlantic County, NJ | # 14 | 23 | 167.2 GWh |
| Bergen County, NJ | # 5 | 11 | 3.0 TWh |
| Burlington County, NJ | # 10 | 41 | 326.4 GWh |
| Camden County, NJ | # 9 | 21 | 344.0 GWh |
| Cape May County, NJ | # 20 | 5 | 6.6 GWh |
| Cumberland County, NJ | # 11 | 23 | 306.6 GWh |
| Essex County, NJ | # 4 | 27 | 3.3 TWh |
| Gloucester County, NJ | # 6 | 24 | 1.2 TWh |
| Hudson County, NJ | # 7 | 27 | 1.1 TWh |
| Hunterdon County, NJ | # 15 | 19 | 158.9 GWh |
| County | State Rank | Active Plants | Sep 2025 Generation |
| Mercer County, NJ | # 12 | 27 | 228.1 GWh |
| Middlesex County, NJ | # 3 | 71 | 9.8 TWh |
| Monmouth County, NJ | # 13 | 30 | 217.8 GWh |
| Morris County, NJ | # 17 | 16 | 78.2 GWh |
| Ocean County, NJ | # 8 | 23 | 590.3 GWh |
| Passaic County, NJ | # 18 | 6 | 56.7 GWh |
| Salem County, NJ | # 1 | 8 | 27.4 TWh |
| Somerset County, NJ | # 16 | 24 | 107.4 GWh |
| Sussex County, NJ | # 19 | 11 | 33.7 GWh |
| Union County, NJ | # 2 | 21 | 11.0 TWh |