PanelCensus

Solar installations in Washington County, OR

564 recorded installations in Washington County, Oregon — capacity, prices and the installers doing the work.

Dataset updated . Refreshed from LBNL's Tracking the Sun public releases.

Installations
564
Total capacity
5.0 MW
Median price
$4.35/W
pre-incentive
Third-party owned
18%
lease / PPA

Most active

Top installers in Washington County

Growth

Installations by year

2005
3
2006
1
2008
3
2009
3
2010
7
2011
14
2012
19
2013
15
2014
17
2015
69
2016
65
2017
81
2018
1
2021
4
2022
69
2023
118
2024
59

Frequently asked questions

How many homes have solar in Washington County?

The Tracking the Sun dataset records 564 solar installations in Washington County, Oregon (5.0 MW of capacity). Dataset coverage depends on Oregon's reporting programs, so the true total is higher.

How much does solar cost in Washington County?

The median installed price for recorded systems in Washington County is $4.35/W pre-incentive; the median system runs 6.3 kW.

Who installs solar in Washington County?

The most active recorded installers in Washington County are Tesla Energy, Blue Raven Solar, Mr Sun 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. See methodology.