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Solar · McHenry County, IL

Solar installers in McHenry County

98 companies have installed solar on 2,058 homes here since 2023 that we know of (Illinois's records name the installer for only 0% of systems). Covers Crystal Lake, Algonquin, Lake in the Hills, Huntley, McHenry, Woodstock 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) 242-7255940—
Bright Planet SolarBased in Auburn, MA · (801) 388-7601156—
Freedom ForeverBased in Temecula, CA · (800) 885-9450116—
Certasun95—
Blue Raven Solar83—
Sunpower Capital Services83—
National Solar Service55—
Iconic Energy45—
Fresh Coast Solar42—
Tron Solar36—
Greenlink Solar Solutions29—
LGCY Installation Services26—
ADT SolarBased in Boca Raton, FL · (985) 882-140824—
TeslaBased in Fremont, CA · (702) 680-668324—
ReThink Electric21—
Vivint Solar Developer21—
BRS Field Ops20—
Titan Solar Power16—
Palmetto SolarBased in Charlotte · (516) 509-819213—
Magitek Energy Solutions11—
TruHome Pros11—
Legacy Solar10—
Fibonacci Energy8—
Kapital Electric8—
Revolution Energy Systems7—
Sun Badger Solar7—
CR Solar6—
GreenGrids Solar6—
ION Developer6—
ION SolarBased in Wilsonville, OR · (888) 781-70745—
Marc Jones Construction5—
One Earth Solar5—
Sige Electric5—
Sparc Solar5—
Windfree Solar5—
Wolfpack Electric5—
Powur PBC (Inc.)4—
Stateline Solar4—
GRNE-Nelnet3—
GoodPwr3—
Midwest Solutions3—
Off Grid Energy Solutions3—
Power Home Solar3—
Solar Mite Illinois3—
SunHeat Solar3—
Titan Solar Power IL3—
Volt3—
CR Solar Limited Liability Company2—
Free World2—
GRNE Solutions2—
GosolarBased in Lockport, NY · (716) 880-60002—
Grateful Sun Energy2—
Harvest Energy Solutions2—
Krumwiede Roofing Company2—
Paul LaBarbera2—
Quality Solar2—
Sunrise solar2—
Windfree Wind & Solar Energy2—
eEquals CR Solar Limited Liability Company2—
AJA Energies1—
ARF Solar1—
Advanced Renewable Concepts1—
Ailey Solar Electric1—
All Energy Solar1—
Ambia Energy1—
Aveyo Off Grid Energy Solutions1—
BKJ Solar1—
Beetstra Electric1—
Bright Ops1—
Continental Energy Solutions PLLC1—
Cross Country Construction1—
ETW Energy1—
Eagle Point Solar1—
Earth Wind And Solar Energy1—
Eco Management Systems Limited1—
Empire Solar1—
Empire Solar GroupBased in Salt Lake City, UT · (801) 845-09721—
Free World Solar1—
Green Attic Roofing1—
GreenGrids1—
Headline Solar1—
Marc Jones1—
National Solar Service LLC/ Todd Kihm1—
P. M. & M. Electric1—
PowurBased in Del Mar, CA · (480) 626-70561—
Solar Mite Solutions1—
Solar Quote1—
Solarplex1—
Source SolarBased in Claremont, CA · (714) 715-59031—
SunPower Corporation, Systems1—
Sunpro SolarBased in Mandeville, LA · (866) 450-10121—
Thomas Anzalone1—
Todd Kihm / NSS1—
Todd Kihm / National Solar Service1—
Vista Energy Marketing, L.P.1—
WindFree1—
Windsoleil Incorporated1—
YellowLite1—

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.

Towns in McHenry County: Crystal Lake, Algonquin, Lake in the Hills, Huntley, McHenry, Woodstock, Cary, Harvard, Island Lake, Marengo, Johnsburg, Lakemoor.

How much does solar cost in McHenry County, IL?

There weren't enough McHenry 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 McHenry County, IL?

98 installers have put in home systems in McHenry County since 2023, the busiest being Sunrun, Bright Planet Solar, Freedom Forever, Certasun, Blue Raven 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.