Montgomery, IL solar installation & market data
Updated August 5, 2026 By The SolarDNA Data Team
Montgomery has 532 solar installations across 1 zip code, installations down 30.4% over the trailing twelve months, and an installs-weighted Market Score of 36.
Active installations
532
Zip markets
1
Median cost
—
12-mo growth
▼ 30.4%
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Montgomery scores higher than 16% of U.S. zip markets.
Versus Illinois
How Montgomery compares with the state
Installed cost
—
state median $6.56/W
Market score
36 vs 43
Illinois scores 43
Share of state installs
0.47%
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
Next-12-month outlook: 40–54 installs (midpoint 47)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±15% band. Not a forecast of permits or policy.
Growth & pricing
Montgomery by year
55 installs in the trailing twelve months vs 79 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Montgomery
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 52 | 31 | 1 | — |
| 2 | FREEDOM FOREVER | 13 | 7 | 1 | — |
| 3 | BRIGHT PLANET SOLAR | 10 | 8 | 1 | — |
| 4 | INDEPENDENCE RENEWABLE ENERGY | 3 | 1 | 1 | — |
| 5 | POWUR PBC | 3 | 0 | 1 | — |
| 6 | TRUHOME PROS | 2 | 0 | 1 | — |
| 7 | GENERAL ENERGY | 1 | 1 | 1 | — |
| 8 | SIGE ELECTRIC | 1 | 1 | 1 | — |
| 9 | SOURCE SOLAR | 1 | 1 | 1 | — |
| 10 | SUNPOWER | 1 | 1 | 1 | — |
| 11 | SUNRISE SOLAR | 1 | 1 | 1 | — |
| 12 | UNITY SOLAR GROUP | 1 | 1 | 1 | — |
Zip markets
Zips in Montgomery
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 60538 | 532 | — | 36 D |