Solar installations in Rockingham County, NH
144 recorded installations in Rockingham County, New Hampshire — capacity, prices and the installers doing the work.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Search every recorded installation in Rockingham County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 2,487 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 6% of that (this county is under-reported in public program data). A yardstick, not dated records.
Most active
Top installers in Rockingham County
| # | Installer | Installs here |
|---|---|---|
| 1 | Revision Energy | 63 |
| 2 | Harmony Energy Works | 26 |
| 3 | Granite State Solar | 6 |
| 4 | Frase Electric | 6 |
| 5 | True Enterprises | 5 |
| 6 | Seacoast Energy Alternatives | 5 |
| 7 | Solar Endeavers | 3 |
| 8 | Endeavors | 3 |
| 9 | Nuwatt Energy | 2 |
| 10 | Ayer Electric | 2 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Rockingham County?
PanelCensus records 144 solar installations in Rockingham County, New Hampshire (8.4 MW of capacity) — about 0.10% of the county's 136,681 housing units (U.S. Census ACS). Dataset coverage depends on New Hampshire's reporting programs, so the true total is higher.
How much does solar cost in Rockingham County?
The median installed price for recorded systems in Rockingham County is $3.17/W pre-incentive; the median system runs 43.8 kW.
Who installs solar in Rockingham County?
The most active recorded installers in Rockingham County are Revision Energy, Harmony Energy Works, Granite State 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. Market penetration = recorded installations ÷ housing units (U.S. Census Bureau ACS 5-Year, Table B25001); it undercounts where dataset coverage is partial. See methodology.