Union, Ohio

Union, Ohio
Union, Ohio
City
	Union Municipal Building
	Seal
	Location in Montgomery County and the state of Ohio.
	Coordinates: 39°54′43″N 84°15′25″W / 39.91194°N 84.25694°W
Country	United States
State	Ohio
Counties	Montgomery, Miami
Founded	1806
Named	"Union" in 1816
Incorporated	1982 (as city)
Government
• Mayor	Michael O'Callaghan
Area
• Total	8.38 sq mi (21.69 km2)
• Land	8.30 sq mi (21.50 km2)
• Water	0.08 sq mi (0.20 km2)
Elevation	817 ft (249 m)
Population (2020)
• Total	6,859
• Density	826.39/sq mi (319.06/km2)
Time zone	UTC-5 (EST)
• Summer (DST)	UTC-4 (EDT)
ZIP code	45322 and 45377
Area code(s)	937, 326
FIPS code	39-78470
GNIS feature ID	2397084
Website	http://www.unionoh.org/

Union is a city in Montgomery and Miami Counties in the U.S. state of Ohio. The population was 6,859 at the time of the 2020 census. It is part of the Dayton Metropolitan Statistical Area.

^ ^a ^b "City History". Archived from the original on July 20, 2007. Retrieved November 16, 2006. City history. Retrieved 16 November 2006.
^ "Union's new mayor sees fiscal responsibility as biggest issue". Archived from the original on July 16, 2011. Retrieved December 15, 2006. Union's New Mayor. Retrieved December 14, 2006
^ "ArcGIS REST Services Directory". United States Census Bureau. Retrieved September 20, 2022.
^ ^a ^b U.S. Geological Survey Geographic Names Information System: Union, Ohio
^ "U.S. Census website". United States Census Bureau. Retrieved January 31, 2008.