Electricity Generation Aggregated by New Jersey County
| State Rank | County | Net Generation (Past Year) | Power Plants |
|---|---|---|---|
| #2 | Union County, NJ | 10.8 TWh | 21 |
| #19 | Sussex County, NJ | 33.7 GWh | 11 |
| #16 | Somerset County, NJ | 105.4 GWh | 24 |
| #1 | Salem County, NJ | 27.9 TWh | 8 |
| #18 | Passaic County, NJ | 56.7 GWh | 6 |
| #8 | Ocean County, NJ | 589.6 GWh | 23 |
| #17 | Morris County, NJ | 78.2 GWh | 16 |
| #13 | Monmouth County, NJ | 173.9 GWh | 30 |
| #3 | Middlesex County, NJ | 10.3 TWh | 71 |
| #12 | Mercer County, NJ | 236.2 GWh | 27 |
| #15 | Hunterdon County, NJ | 159.0 GWh | 19 |
| #6 | Hudson County, NJ | 1.2 TWh | 27 |
| #7 | Gloucester County, NJ | 1.0 TWh | 24 |
| #4 | Essex County, NJ | 3.3 TWh | 27 |
| #11 | Cumberland County, NJ | 313.8 GWh | 23 |
| #20 | Cape May County, NJ | 6.6 GWh | 5 |
| #9 | Camden County, NJ | 346.2 GWh | 21 |
| #10 | Burlington County, NJ | 326.1 GWh | 41 |
| #5 | Bergen County, NJ | 3.2 TWh | 11 |
| #14 | Atlantic County, NJ | 168.4 GWh | 23 |
Net Generation data is based on the last 12 months since Dec 2025
Top 20 New Jersey Counties by Net Generation
Totals are based on the most recent 12 months net generation- Salem County, NJ27.94 TWh
- Union County, NJ10.78 TWh
- Middlesex County, NJ10.29 TWh
- Essex County, NJ3.25 TWh
- Bergen County, NJ3.22 TWh
- Hudson County, NJ1.15 TWh
- Gloucester County, NJ1.05 TWh
- Ocean County, NJ589.63 GWh
- Camden County, NJ346.16 GWh
- Burlington County, NJ326.07 GWh
- Cumberland County, NJ313.83 GWh
- Mercer County, NJ236.16 GWh
- Monmouth County, NJ173.91 GWh
- Atlantic County, NJ168.41 GWh
- Hunterdon County, NJ158.99 GWh
- Somerset County, NJ105.44 GWh
- Morris County, NJ78.19 GWh
- Passaic County, NJ56.74 GWh
- Sussex County, NJ33.74 GWh
- Cape May County, NJ6.56 GWh