Pekin, IL solar installation & market data
Updated September 8, 2026 By The SolarDNA Data Team
Pekin has 856 solar installations across 1 zip code, installations down 45.7% over the trailing twelve months, and an installs-weighted Market Score of 34.
Active installations
856
Zip markets
1
Median cost
—
12-mo growth
▼ 45.7%
Installers active
12
City Market Score
Fair · installs-weighted across 1 zips
Best zip in Pekin scores higher than 12% of U.S. zip markets.
Versus Illinois
How Pekin compares with the state
Installed cost
—
state median $6.56/W
Market score
34 vs 43
Illinois scores 43
Share of state installs
0.76%
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: 105–141 installs (midpoint 123)
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
Pekin by year
145 installs in the trailing twelve months vs 267 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Pekin
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 111 | 33 | 1 | — |
| 2 | FREEDOM FOREVER | 50 | 34 | 1 | — |
| 3 | LGCY POWER | 17 | 17 | 1 | — |
| 4 | OASIS WORLD SOLUTIONS | 15 | 6 | 1 | — |
| 5 | CR SOLAR | 14 | 9 | 1 | — |
| 6 | BRIGHT PLANET SOLAR | 9 | 7 | 1 | — |
| 7 | PORTER ELECTRIC | 7 | 5 | 1 | — |
| 8 | OBERLANDER ELECTRIC | 7 | 3 | 1 | — |
| 9 | 360 ELECTRIC | 6 | 2 | 1 | — |
| 10 | OFF GRID ENERGY SOLUTIONS | 4 | 4 | 1 | — |
| 11 | ONE EARTH SOLAR | 4 | 4 | 1 | — |
| 12 | REVOLUTION ENERGY SYSTEMS | 4 | 3 | 1 | — |
Zip markets
Zips in Pekin
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 61554 | 856 | — | 34 D |