PanelCensus

Solar installations in Douglas County, IL

127 recorded installations in Douglas 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
127
Total capacity
28.7 MW
Median price
pre-incentive
Third-party owned
24%
lease / PPA

Most active

Top installers in Douglas County

No resolved installers recorded in this county.

Growth

Installations by year

2015
1
2016
2
2017
1
2019
15
2020
25
2021
33
2022
12
2023
22
2024
10
2025
3
2026
2

Frequently asked questions

How many homes have solar in Douglas County?

PanelCensus records 127 solar installations in Douglas County, Illinois (28.7 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in Douglas County?

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

Who installs solar in Douglas 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.