Cost of living in Union, MO

Union is a Census city in Franklin County, MO. ACS 2024 5-year population is 12,781. Median gross rent is $858 (ACS 2024 5-year, this place). Median home value is $205,200. Median household income is $73,435. Insurance is the NAIC state average; food is a USDA plan — no town indexes.