Cost of living in Marengo, IL

Marengo is a Census city in McHenry County, IL. ACS 2024 5-year population is 7,040. Median gross rent is $1,176 (ACS 2024 5-year, this place). Median home value is $229,900. Median household income is $73,523. Insurance is the NAIC state average; food is a USDA plan — no town indexes.