Solar installations in Frederick County, MD
931 recorded installations in Frederick County, Maryland — 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 6.9 hail (0.8 severe) and 8 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).
Search every recorded installation in Frederick County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 2,464 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 38% of that (this county is under-reported in public program data). A yardstick, not dated records.
Most active
Top installers in Frederick County
| # | Installer | Installs here |
|---|---|---|
| 1 | redacted | 890 |
Growth
Installations by year
Frequently asked questions
How many homes have solar in Frederick County?
PanelCensus records 931 solar installations in Frederick County, Maryland (122.2 MW of capacity) — about 0.87% of the county's 106,480 housing units (U.S. Census ACS). Dataset coverage depends on Maryland's reporting programs, so the true total is higher.
How much does solar cost in Frederick County?
The median installed price for recorded systems in Frederick County is $3.39/W pre-incentive; the median system runs 10.6 kW.
Who installs solar in Frederick County?
The most active recorded installers in Frederick County are redacted.
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.