Westmont Homes for Sale are situated to the west of Chicago Loop! Westmont is a village located approximately 18 miles west of the Chicago Loop in DuPage County, Illinois, United States. The nickname of Westmont is “Whiskey Hill” and the motto of the village is “The Progressive Village”. According to the 2010 census estimate total population of the village is 24,685. Westmont is a community of 5.03 square miles in area, of which 5.03 square miles is land and 0.11 square miles is land. Westmont has easy access to Oak Brook, Clarendon Hills, Darien and Downers Grove. Westmont is a demographically diversified area consisting White, African American, Native American, Asian and people from other races. In Westmont, the median income for a household is $51,422, and the median income for a family was $64,472.