Solar installations in Hampden County, MA
8,083 recorded installations in Hampden County, Massachusetts — capacity, prices and the installers doing the work.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Most active
Top installers in Hampden County
| # | Installer | Installs here |
|---|---|---|
| 1 | Sunrun | 3,499 |
| 2 | Trinity Solar | 1,205 |
| 3 | Tesla Energy | 839 |
| 4 | Roof Diagnostics Solar | 247 |
| 5 | All Energy Solar | 161 |
| 6 | Green Earth Energy Photovoltaic | 134 |
| 7 | Bright Ops | 130 |
| 8 | Freedom Forever | 125 |
| 9 | Rgs Energy | 100 |
| 10 | Devlin Contracting Maintenance | 84 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Hampden County?
PanelCensus records 8,083 solar installations in Hampden County, Massachusetts (713.0 MW of capacity). Dataset coverage depends on Massachusetts's reporting programs, so the true total is higher.
How much does solar cost in Hampden County?
The median installed price for recorded systems in Hampden County is $4.04/W pre-incentive; the median system runs 7.6 kW.
Who installs solar in Hampden County?
The most active recorded installers in Hampden County are Sunrun, Trinity Solar, Tesla Energy.
County assignment is derived from installation ZIP codes via the Census 2020 ZCTA↔county crosswalk (primary county by land-area overlap) — approximate at county boundaries. See methodology.