Cost of living in Union, KY

Union is a Census city in Boone County, KY. ACS 2024 5-year population is 7,642. Median gross rent is $1,657 (ACS 2024 5-year, this place). Median home value is $411,500. Median household income is $136,712. Insurance is the NAIC state average; food is a USDA plan — no town indexes.