Crystal Oaks is a single-family home community in Crystal Lake, Illinois, built between 1988 and 1991. It currently has no homes for sale. The homes range in size from 2,496 ft2 to 4,600 ft2. It is located in McHenry County.

Crystal Oaks is a subdivision of single family homes built in the late 1980s and early 1990s. Crystal Oaks is located in Crystal Lake, Illinois west of Route 31 and south of Crystal Lake Avenue.

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