PanelCensus

Solar installations in Cook County, IL

14,961 recorded installations in Cook County, Illinois — capacity, prices and the installers doing the work.

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

Installations
14,961
Total capacity
170.5 MW
Median price
$7.80/W
pre-incentive
Third-party owned
66%
lease / PPA

Most active

Top installers in Cook County

#InstallerInstalls here
1Solar Pool Heat1

Growth

Installations by year

2006
1
2009
1
2010
1
2011
1
2012
1
2013
1
2014
4
2015
106
2016
88
2017
83
2018
11
2019
671
2020
2,496
2021
2,903
2022
2,782
2023
4,855
2024
877

Frequently asked questions

How many homes have solar in Cook County?

The Tracking the Sun dataset records 14,961 solar installations in Cook County, Illinois (170.5 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in Cook County?

The median installed price for recorded systems in Cook County is $7.80/W pre-incentive; the median system runs 7.2 kW.

Who installs solar in Cook County?

The most active recorded installers in Cook County are Solar Pool Heat.

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.