Cost of living in Round Lake, IL

Round Lake is a Census village in Lake County, IL. ACS 2024 5-year population is 18,628. Median gross rent is $1,710 (ACS 2024 5-year, this place). Median home value is $278,600. Median household income is $111,977. Insurance is the NAIC state average; food is a USDA plan — no town indexes.