Dewar, Iowa

Dewar is an unincorporated town in eastern Black Hawk County, Iowa, United States. It lies northeast of the city of Waterloo, the county seat of Black Hawk County.^[2] Although Dewar is unincorporated, it has a post office with the ZIP code of 50623,^[3] which opened on 25 October 1887.^[4]

Dewar, Iowa
Unincorporated town
Dewar, Iowa Location within the state of Iowa Show map of Iowa Dewar, Iowa Dewar, Iowa (the United States) Show map of the United States
Coordinates: 42°31′32″N 92°13′09″W
Country	United States
State	Iowa
County	Black Hawk
Elevation [1]	889 ft (271 m)
Time zone	UTC-6 (Central (CST))
• Summer (DST)	UTC-5 (CDT)
ZIP codes	50623
Area code	319
GNIS feature ID	455900[1]

History

Dewar (formerly known as Emert) was platted in 1888.^[5] Dewar's population was 22 in 1902,^[6] and 40 in 1925.^[7] The population was 84 in 1940.^[8]