Rockford, IL 61103 solar market data
Updated September 17, 2026Provisional score · under 500 installs By The SolarDNA Data Team
Rockford 61103 has 227 solar installations, recent growth not yet measurable, and a Market Score of 42 — higher than 49% of U.S. zip markets.
Versus Illinois
How 61103 compares with the state
Installed cost
—
state median $6.56/W
Market score
42 vs 43
Illinois scores 43
Share of state installs
0.20%
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
61103 by year
37 installs in the trailing twelve months vs 33 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in 61103
Ranked by systems recorded in this zip
| # | Installer | Installs | 12-mo | Avg kW | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 24 | 14 | 9.3 | — |
| 2 | BRIGHT PLANET SOLAR | 9 | 8 | 7.45 | — |
| 3 | FREEDOM FOREVER | 7 | 2 | 7.24 | — |
| 4 | ICONIC ENERGY | 6 | 0 | 7.16 | — |
| 5 | TRON SOLAR | 3 | 2 | 9.29 | — |
| 6 | GREENLINK SOLAR SOLUTIONS | 3 | 0 | 25.64 | — |
| 7 | MELINK SOLAR | 2 | 2 | 2767.05 | — |
| 8 | AMBIA ENERGY | 2 | 1 | 5.29 | — |
| 9 | VIVINT SOLAR DEVELOPER | 2 | 0 | 7.8 | — |
| 10 | ION DEVELOPER | 1 | 1 | 3.87 | — |
| 11 | ION SOLAR | 1 | 1 | 5.59 | — |
| 12 | LGCY POWER | 1 | 1 | 8.1 | — |
Neighboring zips
The nearest zip markets
By distance between zip centroids
| Zip | Distance | Installs | $/W | Score |
|---|---|---|---|---|
| 61101 Rockford | 2.9 km | 178 | — | 42 |
| 61107 Rockford | 4.6 km | 325 | — | 43 |
| 61104 Rockford | 5.1 km | 81 | — | 41 |
| 61111 Loves Park | 5.2 km | 317 | — | 43 |
| 61102 Rockford | 6.2 km | 221 | — | 42 |
| 61115 Machesney Park | 6.9 km | 569 | — | 48 |
Same city
Other zips in Rockford
Frequently asked
Quick answers about 61103
How many solar installations are there in 61103?
SolarDNA counts 227 active solar installations in Rockford 61103, 219 of them residential, with data through September 17, 2026.
How much does solar cost in 61103?
Not enough priced systems in 61103 to report a median.
Is solar growing in 61103?
Recent growth cannot be measured yet for 61103: too few recent installs (data runs through September 17, 2026).
Who installs solar in 61103?
SUNRUN, BRIGHT PLANET SOLAR, FREEDOM FOREVER lead the 16 installers with systems in 61103. The full comp set is above.
Is 61103 a good market for solar sales?
61103 scores 42 out of 100 (Good, higher than 49% of U.S. zip markets). With under 500 installations the score is provisional.