Solar installations in Worcester County, MA
19,529 recorded installations in Worcester 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 Worcester County
| # | Installer | Installs here |
|---|---|---|
| 1 | Sunrun | 5,203 |
| 2 | Tesla Energy | 3,933 |
| 3 | Trinity Solar | 1,489 |
| 4 | Roof Diagnostics Solar | 703 |
| 5 | Direct Energy Solar Formerly Astrum | 592 |
| 6 | New England Clean Energy | 467 |
| 7 | Sungevity Development | 372 |
| 8 | Next Step Living | 301 |
| 9 | Boston Solar | 263 |
| 10 | Freedom Forever | 251 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Worcester County?
PanelCensus records 19,529 solar installations in Worcester County, Massachusetts (2.2 GW of capacity). Dataset coverage depends on Massachusetts's reporting programs, so the true total is higher.
How much does solar cost in Worcester County?
The median installed price for recorded systems in Worcester County is $4.23/W pre-incentive; the median system runs 8 kW.
Who installs solar in Worcester County?
The most active recorded installers in Worcester County are Sunrun, Tesla Energy, Trinity Solar.
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.