Chestnut, IL solar installation & market data
Updated July 24, 2026Provisional score Β· under 500 installs By The SolarDNA Data Team
Chestnut has 16 solar installations across 1 zip code, recent growth not yet measurable, and an installs-weighted Market Score of 41.
Active installations
16
Zip markets
1
Median cost
β
12-mo growth
β
Installers active
5
City Market Score
Good Β· installs-weighted across 1 zips
Best zip in Chestnut scores higher than 38% of U.S. zip markets.
Versus Illinois
How Chestnut compares with the state
Installed cost
β
state median $6.56/W
Market score
41 vs 43
Illinois scores 43
Share of state installs
0.01%
of 112.7K tracked statewide
Battery attach
0.0%
state 0.0%
Statewide momentum
β² 23.1%
residential solar added in Illinois, 12 months through Jul 2026
Statewide market
136.9K systems
4.0% of homes Β· utility-reported through Jul 2026
Growth & pricing
Chestnut by year
3 installs in the trailing twelve months vs 3 before
Installations by year
Median installed cost, $/W DC by year
Installer comp set
Who installs in Chestnut
Summed across every zip in the city
| # | Installer | Installs | 12-mo | Zips | $/W |
|---|---|---|---|---|---|
| 1 | CELL ELECTRIC | 1 | 1 | 1 | β |
| 2 | LEHMANN ELECTRIC & DESIGN | 1 | 1 | 1 | β |
| 3 | OFF GRID ENERGY SOLUTIONS | 1 | 1 | 1 | β |
| 4 | AG TECHNOLOGIES | 1 | 0 | 1 | β |
| 5 | PROGRESSIVE ELECTRIC | 1 | 0 | 1 | β |
Zip markets
Zips in Chestnut
Ranked by installations Β· click for the zip market
| Zip | Installs | $/W | Score |
|---|---|---|---|
| 62518 | 16 | β | 41 C |