PanelCensus

Solar installations in Henry County, IL

638 recorded installations in Henry 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.

Homes with solar
2.9%
of 22,208 homes
Installations
638
Total capacity
33.4 MW
Median price
—
pre-incentive
Third-party owned
19%
lease / PPA

Severe-weather exposure: solar sites here have been matched to an average of 8.3 hail (1.7 severe) and 8.5 high-wind NOAA storm events — a regional inspection/maintenance signal (proximity, not confirmed damage).

Search every recorded installation in Henry County by installer, size, date and equipment.

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Independent check:Stanford's DeepSolar detected about 69 solar arrays here from 2018 satellite imagery — our recorded data covers roughly 925% of that. A yardstick, not dated records.

Most active

Top installers in Henry County

No resolved installers recorded in this county.

Growth

Installations by year

YearNewCumulative% homes
2015
1
10.01%
2016
1
20.01%
2019
74
760.34%
2020
143
2190.99%
2021
71
2901.31%
2022
37
3271.47%
2023
83
4101.85%
2024
126
5362.41%
2025
90
6262.82%
2026
11
6372.87%

Frequently asked questions

How many homes have solar in Henry County?

PanelCensus records 638 solar installations in Henry County, Illinois (33.4 MW of capacity) — about 2.9% of the county's 22,208 housing units (U.S. Census ACS). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.

How much does solar cost in Henry County?

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

Who installs solar in Henry 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. Market penetration = recorded installations ÷ housing units (U.S. Census Bureau ACS 5-Year, Table B25001); it undercounts where dataset coverage is partial. See methodology.