Middletown, IL 62666 solar market data
Updated August 25, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Middletown 62666 has 5 solar installations, recent growth not yet measurable, and a Market Score of 41 — higher than 38% of U.S. zip markets.
Versus Illinois
How 62666 compares with the state
Installed cost
—
state median $6.56/W
Market score
41 vs 43
Illinois scores 43
Share of state installs
0.00%
of 112.7K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
▲ 23.1%
residential solar added in Illinois, 12 months through Jul 2026
Statewide market
136.9K systems
4.0% of homes · utility-reported through Jul 2026
Growth & pricing
62666 by year
2 installs in the trailing twelve months vs 2 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 62666
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | BRIGHT PLANET SOLAR | 1 | 1 | 9.6 | — |
| 2 | LGCY POWER | 1 | 0 | 4.92 | — |
| 3 | SUNRUN | 1 | 0 | 11.89 | — |
Frequently asked
Quick answers about 62666
How many solar installations are there in 62666?
SolarDNA counts 5 active solar installations in Middletown 62666, 5 of them residential, with data through August 25, 2026.
How much does solar cost in 62666?
Not enough priced systems in 62666 to report a median.
Is solar growing in 62666?
Recent growth cannot be measured yet for 62666: too few recent installs (data runs through August 25, 2026).
Who installs solar in 62666?
BRIGHT PLANET SOLAR, LGCY POWER, SUNRUN lead the 3 installers with systems in 62666. The full comp set is above.
Is 62666 a good market for solar sales?
62666 scores 41 out of 100 (Good, higher than 38% of U.S. zip markets). With under 500 installations the score is provisional.