Solar installations in Sussex County, DE
2,900 recorded installations in Sussex County, Delaware — 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 4.5 hail (0.9 severe) and 5.3 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Sussex County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 2,326 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 125% of that. A yardstick, not dated records.
Most active
Top installers in Sussex County
| # | Installer | Installs here |
|---|---|---|
| 1 | Clean Energy Usa | 101 |
| 2 | Tesla | 28 |
| 3 | Flexera | 26 |
| 4 | Alutech United | 24 |
| 5 | Cnc Solar | 23 |
| 6 | Sungevity | 22 |
| 7 | Cmi Solar Electric | 14 |
| 8 | Solair | 12 |
| 9 | Liberty Services | 7 |
| 10 | Flexara | 3 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Sussex County?
PanelCensus records 2,900 solar installations in Sussex County, Delaware (71.2 MW of capacity) — about 2.0% of the county's 147,904 housing units (U.S. Census ACS). Dataset coverage depends on Delaware's reporting programs, so the true total is higher.
How much does solar cost in Sussex County?
The median installed price for recorded systems in Sussex County is $4.41/W pre-incentive; the median system runs 7.7 kW.
Who installs solar in Sussex County?
The most active recorded installers in Sussex County are Clean Energy Usa, Tesla, Flexera.
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.