Sylvan Lake is an unincorporated community in Lake County, Illinois, United States. Sylvan Lake is located on the shore of Sylvan Lake 2 miles (3.2 km) north of Hawthorn Woods and 3 miles (4.8 km) southwest of Mundelein.
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Municipalities and communities of Lake County, Illinois, United States | ||
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| Footnotes | ‡This populated place also has portions in an adjacent county or counties | |