Lemont, IL solar installation & market data
Updated August 20, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Lemont has 146 solar installations across 1 zip code, recent growth not yet measurable, and an installs-weighted Market Score of 42.
Active installations
146
Zip markets
1
Median cost
—
12-mo growth
—
Installers active
12
City Market Score
Good · installs-weighted across 1 zips
Best zip in Lemont scores higher than 48% of U.S. zip markets.
Versus Illinois
How Lemont compares with the state
Installed cost
—
state median $6.56/W
Market score
42 vs 43
Illinois scores 43
Share of state installs
0.13%
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
Lemont by year
18 installs in the trailing twelve months vs 26 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Lemont
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 9 | 4 | 1 | — |
| 2 | FRESH COAST SOLAR | 4 | 2 | 1 | — |
| 3 | CERTASUN | 3 | 1 | 1 | — |
| 4 | TESLA | 3 | 0 | 1 | — |
| 5 | GREEN GRIDS SOLAR | 2 | 2 | 1 | — |
| 6 | SUNPOWER | 2 | 2 | 1 | — |
| 7 | AILEY SOLAR ELECTRIC | 1 | 1 | 1 | — |
| 8 | GREENGRIDS | 1 | 1 | 1 | — |
| 9 | GREENGRIDS SOLAR | 1 | 1 | 1 | — |
| 10 | QUALITY SOLAR | 1 | 1 | 1 | — |
| 11 | REVOLUTION ENERGY SYSTEMS | 1 | 1 | 1 | — |
| 12 | SPARC SOLAR | 1 | 1 | 1 | — |
Zip markets
Zips in Lemont
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 60439 | 146 | — | 42 C |