Crystal Lake is the largest city in McHenry County, named after the pristine lake at its center. The city offers a welcoming small-town atmosphere with a charming downtown, excellent schools, and a mix of established and newer residential developments.
Crystal Lake's location in McHenry County brings some of the coldest temperatures in the Chicago metro, with winter lows frequently reaching -15F and lake-effect moisture adding to snowfall totals.
Crystal Lake's colder-than-average temperatures make energy-efficient windows a particularly important investment. Many homes in older neighborhoods near downtown and the lakefront have aging windows that allow excessive heat loss, and upgrading to triple-pane technology provides substantial comfort and savings improvements.
Crystal Lake and the Raue Center for the Arts
Our Crystal Lake home by the lake was costing a fortune to heat every winter. Panes installed triple-pane windows throughout and our gas bill dropped by nearly a third. The windows look beautiful and operate smoothly. — Scott M., Crystal Lake Shores