Crystal Lake is a city located in southeastern McHenry County in the northeastern part of the U.S. state of Illinois. It is named after Crystal Lake, a lake located 1.6 miles (2.6 km) west-southwest of downtown Crystal Lake. Crystal Lake is about 45 miles northwest of Chicago. The population was 38,000 at the 2000 census, but in 2010 the population was 40,743. Crystal Lake is the largest city in McHenry County, part of the Chicago metropolitan area. The name "Crystal Lake" is often shortened to "CL" locally when referring to the town.

This is a comprehensive travel guide for Crystal Lake in United States. From budgeting tips to finding the best spots, this travel guide has got all the insider information to explore Crystal Lake like a local. A gripping city on its own right, Chicago also deserves a visit. Chicago is bestowed with interesting set of attractions like The Art Institute Of Chicago, Millennium Park, Cloud Gate. Get in the character of the city, this city requires at least of 1 to 2 number of days of exploration.