Marion, IL solar installation & market data
Updated September 1, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Marion has 310 solar installations across 1 zip code, installations up 39.1% over the trailing twelve months, and an installs-weighted Market Score of 52.
Active installations
310
Zip markets
1
Median cost
—
12-mo growth
▲ 39.1%
Installers active
12
City Market Score
Excellent · installs-weighted across 1 zips
Best zip in Marion scores higher than 95% of U.S. zip markets.
Versus Illinois
How Marion compares with the state
Installed cost
—
state median $6.56/W
Market score
52 vs 43
Illinois scores 43
Share of state installs
0.27%
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: 94–126 installs (midpoint 110)
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
Marion by year
96 installs in the trailing twelve months vs 69 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Marion
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | LGCY POWER | 22 | 17 | 1 | — |
| 2 | CR SOLAR | 20 | 16 | 1 | — |
| 3 | ADVANCED ENERGY SOLUTIONS GROUP | 20 | 13 | 1 | — |
| 4 | FREEDOM FOREVER | 14 | 13 | 1 | — |
| 5 | SOLARSHIPS INSTALLATION SERVICES | 13 | 13 | 1 | — |
| 6 | RESIDENTIAL SERVICE PROVIDERS | 11 | 6 | 1 | — |
| 7 | ABSOLUTE CLIMATE | 4 | 1 | 1 | — |
| 8 | SUN SOLAR | 4 | 1 | 1 | — |
| 9 | ABSOLUTE CLIMATE D B A C H ELECTRIC | 3 | 1 | 1 | — |
| 10 | FOWLER HEATING & COOLING | 2 | 2 | 1 | — |
| 11 | GOODPWR | 2 | 2 | 1 | — |
| 12 | WOLFPACK ELECTRIC | 2 | 2 | 1 | — |
Zip markets
Zips in Marion
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 62959 | 310 | — | 52 A |