Electricity Generation Aggregated by Massachusetts County
| State Rank | County | Net Generation (Past Year) | Power Plants |
|---|---|---|---|
| #10 | Barnstable County, MA | 353.9 GWh | 21 |
| #12 | Berkshire County, MA | 63.7 GWh | 37 |
| #7 | Bristol County, MA | 674.2 GWh | 68 |
| #13 | Dukes County, MA | 7.9 GWh | 7 |
| #4 | Essex County, MA | 2.1 TWh | 37 |
| #9 | Franklin County, MA | 418.9 GWh | 31 |
| #5 | Hampden County, MA | 1.4 TWh | 84 |
| #11 | Hampshire County, MA | 139.7 GWh | 35 |
| #3 | Middlesex County, MA | 3.8 TWh | 65 |
| #1 | Norfolk County, MA | 6.4 TWh | 36 |
| #6 | Plymouth County, MA | 846.1 GWh | 73 |
| #8 | Suffolk County, MA | 454.7 GWh | 13 |
| #2 | Worcester County, MA | 3.9 TWh | 188 |
Net Generation data is based on the last 12 months since Dec 2024
Top 20 Massachusetts Counties by Net Generation
Totals are based on the most recent 12 months net generation- Norfolk County, MA6.37 TWh
- Worcester County, MA3.95 TWh
- Middlesex County, MA3.78 TWh
- Essex County, MA2.15 TWh
- Hampden County, MA1.36 TWh
- Plymouth County, MA846.06 GWh
- Bristol County, MA674.16 GWh
- Suffolk County, MA454.74 GWh
- Franklin County, MA418.88 GWh
- Barnstable County, MA353.93 GWh
- Hampshire County, MA139.69 GWh
- Berkshire County, MA63.72 GWh
- Dukes County, MA7.91 GWh