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Solar · Cook County, IL

Solar installers in Cook County

166 companies have installed solar on 15,687 homes here since 2023 that we know of (Illinois's records name the installer for only 0% of systems). Covers Chicago, Cicero, Schaumburg, Evanston, Arlington Heights, Skokie and nearby towns.

Median installed price nationally$4.10/WAbout $26,700 for a 6.5 kW system, before incentives
InstallerHomes since 2023Median price in state
SunrunBased in San Francisco, CA · (805) 242-72558,230—
Bright Planet SolarBased in Auburn, MA · (801) 388-76011,058—
Freedom ForeverBased in Temecula, CA · (800) 885-9450762—
Certasun628—
Fresh Coast Solar514—
Sunpower Capital Services400—
Blue Raven Solar299—
Vivint Solar Developer281—
TeslaBased in Fremont, CA · (702) 680-6683241—
Tron Solar213—
Ailey Solar Electric205—
Windfree Solar161—
Titan Solar Power156—
Windfree Wind & Solar Energy149—
National Solar Service131—
Palmetto SolarBased in Charlotte · (516) 509-8192122—
ReThink Electric120—
LGCY Installation Services108—
ADT SolarBased in Boca Raton, FL · (985) 882-140898—
Revolution Energy Systems88—
Kapital Electric85—
GRNE Solutions84—
BRS Field Ops64—
BT Electric63—
93Energy62—
GRNE-Nelnet51—
Solar Energy Of Illinois50—
ION SolarBased in Wilsonville, OR · (888) 781-707449—
Sige Electric48—
Earth Wind And Solar Energy47—
GreenGrids Solar47—
Celestar Solar44—
Sparc Solar41—
Free World Solar40—
GoodPwr40—
Fibonacci Energy37—
Sun Badger Solar37—
Quality Solar35—
Greenlink Solar Solutions33—
Sunrise solar30—

Ranked by homes installed, which shows who’s active here, not who’s best. Prices are each company’s median for systems sold outright, shown when it sold at least 10. Show all 166 installers

Towns in Cook County: Chicago, Cicero, Schaumburg, Evanston, Arlington Heights, Skokie, Palatine, Des Plaines, Orland Park, Oak Lawn, Berwyn, Mount Prospect.

How much does solar cost in Cook County, IL?

There weren't enough Cook County systems bought outright for a county figure. Across the U.S., homes paid a median $4.10/W installed in 2023–2025, about $26,700 for a 6.5 kW system.

Which solar companies install in Cook County, IL?

166 installers have put in home systems in Cook County since 2023, the busiest being Sunrun, Bright Planet Solar, Freedom Forever, Certasun, Fresh Coast Solar.

Installed prices and installers from public installation records: Lawrence Berkeley National Laboratory’s Tracking the Sun (systems installed through 2025) and state program files from California, New York, New Jersey, Connecticut, Illinois and Oregon, which run into 2026. Prices are in dollars per watt of panel capacity (DC), before rebates and tax credits, for homes that bought their system; leased systems and systems with batteries are left out.