Solar installations in Delaware County, PA
340 recorded installations in Delaware County, Pennsylvania — 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 2.7 hail and 3.5 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Delaware County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 2,816 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 12% of that (this county is under-reported in public program data). A yardstick, not dated records.
Most active
Top installers in Delaware County
| # | Installer | Installs here |
|---|---|---|
| 1 | Edf Renewable Energy | 16 |
| 2 | Astrum Solar | 14 |
| 3 | Open Sky Energy | 14 |
| 4 | Guerrera And Sons Electric | 12 |
| 5 | Eos Energy | 11 |
| 6 | Greenspring Energy | 11 |
| 7 | Mesa Electric | 10 |
| 8 | Standard Solar | 10 |
| 9 | Suntricity Power | 10 |
| 10 | Green Power Energy | 9 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Delaware County?
PanelCensus records 340 solar installations in Delaware County, Pennsylvania (9.7 MW of capacity) — about 0.15% of the county's 229,390 housing units (U.S. Census ACS). Dataset coverage depends on Pennsylvania's reporting programs, so the true total is higher.
How much does solar cost in Delaware County?
The median installed price for recorded systems in Delaware County is $6.21/W pre-incentive; the median system runs 8 kW.
Who installs solar in Delaware County?
The most active recorded installers in Delaware County are Edf Renewable Energy, Astrum Solar, Open Sky 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. Market penetration = recorded installations ÷ housing units (U.S. Census Bureau ACS 5-Year, Table B25001); it undercounts where dataset coverage is partial. See methodology.