PanelCensus

Solar installations in Lake County, IL

4,281 recorded installations in Lake County, Illinois — capacity, prices and the installers doing the work.

Dataset updated . Sources: LBNL Tracking the Sun + city permit records + state programs + USGS/EIA utility-scale.

Installations
4,281
Total capacity
123.1 MW
Median price
pre-incentive
Third-party owned
68%
lease / PPA

Most active

Top installers in Lake County

No resolved installers recorded in this county.

Growth

Installations by year

2011
1
2012
1
2014
2
2015
16
2016
14
2017
21
2019
305
2020
800
2021
789
2022
628
2023
1,376
2024
253
2025
24
2026
36

Frequently asked questions

How many homes have solar in Lake County?

PanelCensus records 4,281 solar installations in Lake County, Illinois (123.1 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in Lake County?

Not enough priced records in this county to compute a reliable median.

Who installs solar in Lake 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. See methodology.