Solar installations in Island County, WA
134 recorded installations in Island County, Washington — 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 Island County by installer, size, date and equipment.
Search sites →Independent check:Stanford's DeepSolar detected about 774 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 17% of that (this county is under-reported in public program data). A yardstick, not dated records.
Most active
Top installers in Island County
No resolved installers recorded in this county.
Growth
Installations by year
Frequently asked questions
How many homes have solar in Island County?
PanelCensus records 134 solar installations in Island County, Washington (1.3 MW of capacity) — about 0.32% of the county's 42,398 housing units (U.S. Census ACS). Dataset coverage depends on Washington's reporting programs, so the true total is higher.
How much does solar cost in Island County?
The median installed price for recorded systems in Island County is $3.01/W pre-incentive; the median system runs 9.4 kW.
Who installs solar in Island County?
No resolved installers recorded in this county.
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.