Peoria County, IL solar installation & market data
Updated September 18, 2026 By The SolarDNA Data Team
Peoria County has 2,797 solar installations across 23 zip codes, installations down 20.4% over the trailing twelve months, and an installs-weighted Market Score of 40.
Active installations
2,797
Zip markets
23
Median cost
—
12-mo growth
▼ 20.4%
Installers active
78
County Market Score
Good · installs-weighted across 23 zips
Best zip in Peoria County scores higher than 97% of U.S. zip markets.
Versus Illinois
How Peoria County compares with the state
Installed cost
—
state median $6.56/W
Market score
40 vs 43
Illinois scores 43
Share of state installs
2.48%
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: 601–737 installs (midpoint 669)
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
Peoria County by year
745 installs in the trailing twelve months vs 936 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Peoria County
Summed across every zip in the county
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | SUNRUN | 376 | 147 | 19 | — |
| 2 | FREEDOM FOREVER | 101 | 65 | 15 | — |
| 3 | OASIS WORLD SOLUTIONS | 93 | 36 | 14 | — |
| 4 | LEGACY SOLAR | 47 | 25 | 14 | — |
| 5 | 360 ELECTRIC | 41 | 15 | 12 | — |
| 6 | LGCY POWER | 39 | 25 | 10 | — |
| 7 | BRS FIELD OPS | 34 | 17 | 7 | — |
| 8 | PORTER ELECTRIC | 29 | 9 | 10 | — |
| 9 | CR SOLAR | 28 | 17 | 11 | — |
| 10 | OBERLANDER ELECTRIC | 19 | 8 | 11 | — |
| 11 | BRIGHT PLANET SOLAR | 18 | 13 | 7 | — |
| 12 | ONE EARTH SOLAR | 15 | 15 | 5 | — |
| 13 | ROOF TIGER PLLC | 13 | 7 | 8 | — |
| 14 | SOLAR PANTHER | 10 | 7 | 8 | — |
| 15 | OFF GRID BLUE SKY SMART SOLUTIONS | 9 | 0 | 5 | — |
| 16 | QUALITY SOLAR | 9 | 9 | 3 | — |
| 17 | ADT SOLAR | 9 | 2 | 9 | — |
| 18 | POWUR PBC | 8 | 0 | 1 | — |
| 19 | BLUE RAVEN SOLAR | 6 | 1 | 5 | — |
| 20 | SUN SOLAR | 6 | 2 | 3 | — |
| 21 | TRON SOLAR | 6 | 2 | 4 | — |
| 22 | PALMETTO SOLAR | 5 | 4 | 5 | — |
| 23 | ROY KEITH ELECTRIC | 5 | 1 | 4 | — |
| 24 | REVOLUTION ENERGY SYSTEMS | 5 | 2 | 3 | — |
| 25 | TITAN SOLAR POWER | 4 | 1 | 3 | — |
Zip markets
Zips in Peoria County
Ranked by installations · click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 61615 | 410 | — | 43 C |
| 61525 | 394 | — | 37 D |
| 61614 | 349 | — | 32 F |
| 61604 | 312 | — | 37 D |
| 61523 | 276 | — | 46 B |
| 61607 | 186 | — | 42 C |
| 61517 | 121 | — | 42 C |
| 61605 | 109 | — | 54 A |
| 61547 | 97 | — | 41 C |
| 61536 | 93 | — | 41 C |
| 61603 | 86 | — | 41 C |
| 61528 | 82 | — | 41 C |
| 61616 | 80 | — | 41 C |
| 61529 | 47 | — | 41 C |
| 61533 | 44 | — | 41 C |
| 61526 | 44 | — | 41 C |
| 61569 | 26 | — | 41 C |
| 61606 | 21 | — | 41 C |
| 61451 | 10 | — | 41 C |
| 61602 | 5 | — | 41 C |
| 61625 | 2 | — | 41 C |
| 61552 | 2 | — | 41 C |
| 61539 | 1 | — | 41 C |