Solar installations in Mercer County, IL
138 recorded installations in Mercer County, Illinois — capacity, prices and the installers doing the work.
Dataset updated . Refreshed from LBNL's Tracking the Sun public releases.
Installations
138
Total capacity
4.2 MW
Median price
—
pre-incentive
Third-party owned
10%
lease / PPA
Most active
Top installers in Mercer County
No resolved installers recorded in this county.
Growth
Installations by year
201911
202047
202131
20229
202331
20249
Frequently asked questions
How many homes have solar in Mercer County?
The Tracking the Sun dataset records 138 solar installations in Mercer County, Illinois (4.2 MW of capacity). Dataset coverage depends on Illinois's reporting programs, so the true total is higher.
How much does solar cost in Mercer County?
Not enough priced records in this county to compute a reliable median.
Who installs solar in Mercer 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.