Rockford, IL 61109 solar market data
Updated September 21, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Rockford 61109 has 455 solar installations, installations down 14.9% over the trailing twelve months, and a Market Score of 40 — higher than 33% of U.S. zip markets.
Versus Illinois
How 61109 compares with the state
Installed cost
—
state median $6.56/W
Market score
40 vs 43
Illinois scores 43
Share of state installs
0.40%
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: 52–64 installs (midpoint 58)
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
61109 by year
63 installs in the trailing twelve months vs 74 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 61109
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 49 | 19 | 9.31 | — |
| 2 | FREEDOM FOREVER | 15 | 12 | 9.82 | — |
| 3 | ICONIC ENERGY | 15 | 6 | 93.89 | — |
| 4 | BRIGHT PLANET SOLAR | 10 | 7 | 7.03 | — |
| 5 | CR SOLAR | 4 | 3 | 6.4 | — |
| 6 | VIVINT SOLAR DEVELOPER | 4 | 0 | 9.34 | — |
| 7 | ION SOLAR | 3 | 3 | 6.74 | — |
| 8 | TRON SOLAR | 3 | 2 | 10.89 | — |
| 9 | AMBIA ENERGY | 2 | 2 | 8.58 | — |
| 10 | APTIVE SOLAR DBA AMBIA ENERGY | 2 | 2 | 7.61 | — |
| 11 | REVOLUTION ENERGY SYSTEMS | 2 | 2 | 9.17 | — |
| 12 | SUNPOWER | 2 | 2 | 9 | — |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 61108 Rockford | 4.5 km | 341 | — | 38 |
| 61104 Rockford | 4.8 km | 81 | — | 41 |
| 61107 Rockford | 7.0 km | 325 | — | 43 |
| 61016 Cherry Valley | 7.4 km | 107 | — | 42 |
| 61102 Rockford | 7.4 km | 221 | — | 42 |
| 61103 Rockford | 9.7 km | 227 | — | 42 |
Same city
Other zips in Rockford
Frequently asked
Quick answers about 61109
How many solar installations are there in 61109?
SolarDNA counts 455 active solar installations in Rockford 61109, 438 of them residential, with data through September 21, 2026.
How much does solar cost in 61109?
Not enough priced systems in 61109 to report a median.
Is solar growing in 61109?
Installations in 61109 are down 14.9%: 63 in the trailing twelve months versus 74 before.
Who installs solar in 61109?
SUNRUN, FREEDOM FOREVER, ICONIC ENERGY lead the 17 installers with systems in 61109. The full comp set is above.
Is 61109 a good market for solar sales?
61109 scores 40 out of 100 (Good, higher than 33% of U.S. zip markets). With under 500 installations the score is provisional.