PanelCensus

Solar installations in DeKalb County, IL

809 recorded installations in DeKalb 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
809
Total capacity
176.6 MW
Median price
pre-incentive
Third-party owned
51%
lease / PPA

Most active

Top installers in DeKalb County

No resolved installers recorded in this county.

Growth

Installations by year

2011
1
2014
1
2015
1
2016
3
2017
2
2019
26
2020
190
2021
151
2022
92
2023
231
2024
76
2025
7
2026
24

Frequently asked questions

How many homes have solar in DeKalb County?

PanelCensus records 809 solar installations in DeKalb County, Illinois (176.6 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in DeKalb County?

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

Who installs solar in DeKalb 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.