Solar installations in Washington County, VT
274 recorded installations in Washington County, Vermont — capacity, prices and the installers doing the work.
Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.
Severe-weather exposure: solar sites here have been matched to an average of 0 hail and 2.4 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Washington County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 1,768 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 15% of that (this county is under-reported in public program data). A yardstick, not dated records.
Most active
Top installers in Washington County
| # | Installer | Installs here |
|---|---|---|
| 1 | Suncommon | 35 |
| 2 | Sunrun | 13 |
| 3 | Catamount Solar | 11 |
| 4 | Green Mountain Solar | 3 |
| 5 | Aegis Renewable Energy | 2 |
| 6 | Tesla Energy | 2 |
| 7 | Building Energy | 2 |
| 8 | Sun Dawg | 1 |
| 9 | Mountain Energy Design | 1 |
| 10 | Integrity Energy | 1 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Washington County?
PanelCensus records 274 solar installations in Washington County, Vermont (21.3 MW of capacity) — about 0.89% of the county's 30,860 housing units (U.S. Census ACS). Dataset coverage depends on Vermont's reporting programs, so the true total is higher.
How much does solar cost in Washington County?
Not enough priced records in this county to compute a reliable median.
Who installs solar in Washington County?
The most active recorded installers in Washington County are Suncommon, Sunrun, Catamount 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.