Cheap Apartments For Rent Crystal Lake Il . The city's residents, at an average age of just under 38, skew younger than most cities in illinois. Use our detailed filters to find the perfect place, then get in touch with the property manager. 231235 W Terra Cotta Ave, Crystal Lake, IL 60014 Apartments Crystal from www.apartments.com We're updating our tables in real time to give you the most up to date crystal lake median apartment rent. Each affordable apartment in crystal lake is different and has its own benefits. Find cheap apartments for rent in crystal lake, il with apartment finder.