Auto Island is a used car dealer serving Thornton, IL and surrounding communities

Thornton, Illinois, is an inviting small town located in Cook County, just 25 miles south of downtown Chicago. This charming municipality has an estimated population of around 2,500 residents, giving it a close-knit, community feel. Thornton is known for its impressive Historical Society and the worldwide known Thornton Quarry, one of the largest limestone quarries in the world. The city offers a serene environment, scenic parks, and a strong school system. Its centralized location permits easy access to bigger cities making Thornton a tranquil haven amidst the bustling state of Illinois.

Find your next used car, truck or SUV at Auto Island

Auto Island is Thornton's destination for cars, trucks, and SUVs. We're located is located at 10720 U.S. 30, Wanatah, IN 46390.

Head southeast on E Margaret St toward S Schwab St (0.3 mi)
Continue onto Thornton Lansing Rd (2.3 mi)
Turn left onto Torrence Ave
Pass by McDonald's (on the left in 0.3 mi)
(0.7 mi)
Turn right to merge onto I-80 E/I-94 E/US-6 E toward US-6 E
Continue to follow I-80 E/I-94 E
Entering Indiana
(17.0 mi)
Take exit 16 to merge onto I-80 E/I-90 E
Toll road
(10.6 mi)
Take exit 31 for State Hwy 49 toward Chesterton/Valparaiso
Toll road
(0.7 mi)
Turn right onto IN-49 S/State Hwy 49 S (1.5 mi)
Keep left to continue on IN-49 S (7.5 mi)
Merge onto US-30 E via the ramp to Plymouth (6.8 mi)
Turn right
Destination will be on the right
(135 ft)