Rockford, IL solar installation & market data
Updated October 1, 2026 By The SolarDNA Data Team
Rockford has 2,108 solar installations across 9 zip codes, installations down 16.2% over the trailing twelve months, and an installs-weighted Market Score of 41.
Active installations
2,108
Zip markets
9
Median cost
—
12-mo growth
▼ 16.2%
Installers active
50
City Market Score
Good · installs-weighted across 9 zips
Best zip in Rockford scores higher than 55% of U.S. zip markets.
Versus Illinois
How Rockford compares with the state
Installed cost
—
state median $6.56/W
Market score
41 vs 43
Illinois scores 43
Share of state installs
1.87%
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: 257–315 installs (midpoint 286)
Trailing-12-month installs carried forward at half the observed growth rate (capped at ±30%), with a ±10% band. Not a forecast of permits or policy.
Growth & pricing
Rockford by year
311 installs in the trailing twelve months vs 371 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Rockford
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 241 | 94 | 8 | — |
| 2 | ICONIC ENERGY | 71 | 26 | 8 | — |
| 3 | BRIGHT PLANET SOLAR | 64 | 51 | 8 | — |
| 4 | FREEDOM FOREVER | 49 | 27 | 8 | — |
| 5 | GREENLINK SOLAR SOLUTIONS | 20 | 7 | 7 | — |
| 6 | TRON SOLAR | 17 | 14 | 8 | — |
| 7 | SUNPOWER | 12 | 12 | 6 | — |
| 8 | VIVINT SOLAR DEVELOPER | 10 | 1 | 5 | — |
| 9 | ION SOLAR | 9 | 9 | 6 | — |
| 10 | CR SOLAR | 9 | 7 | 5 | — |
| 11 | LGCY POWER | 8 | 5 | 6 | — |
| 12 | AMBIA ENERGY | 6 | 5 | 3 | — |
| 13 | APTIVE SOLAR DBA AMBIA ENERGY | 5 | 5 | 3 | — |
| 14 | REVOLUTION ENERGY SYSTEMS | 4 | 4 | 3 | — |
| 15 | SOURCE SOLAR | 3 | 3 | 2 | — |
| 16 | NATIONAL SOLAR SERVICE | 3 | 2 | 3 | — |
| 17 | MELINK SOLAR | 2 | 2 | 1 | — |
| 18 | BRIGHT OPS | 2 | 2 | 2 | — |
| 19 | TRUHOME PROS | 2 | 1 | 2 | — |
| 20 | TESLA | 2 | 0 | 2 | — |
| 21 | PALMETTO SOLAR | 2 | 2 | 2 | — |
| 22 | CR SOLAR LIMITED LIABILITY COMPANY | 2 | 2 | 2 | — |
| 23 | STATELINE SOLAR | 2 | 1 | 1 | — |
| 24 | ALL ENERGY SOLAR | 1 | 1 | 1 | — |
| 25 | SOLAR ONE CONSTRUCTION ILLINOIS LLP | 1 | 1 | 1 | — |