PanelCensus

Solar installations in Knox County, IL

280 recorded installations in Knox 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
280
Total capacity
60.3 MW
Median price
pre-incentive
Third-party owned
7%
lease / PPA

Most active

Top installers in Knox County

No resolved installers recorded in this county.

Growth

Installations by year

2016
2
2017
2
2019
23
2020
88
2021
39
2022
22
2023
56
2024
24
2025
9
2026
15

Frequently asked questions

How many homes have solar in Knox County?

PanelCensus records 280 solar installations in Knox County, Illinois (60.3 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in Knox County?

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

Who installs solar in Knox 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.