Red Oak, Iowa

Red Oak, Iowa
Buildings in Downtown Red Oak
Motto: 
"A Shade Better"
Location of Red Oak, Iowa
Coordinates: 41°0′51″N 95°13′30″W / 41.01417°N 95.22500°W / 41.01417; -95.22500
Country United States
State Iowa
CountyMontgomery
TownshipRed Oak
IncorporatedJune 28, 1869
Area
 • Total
3.98 sq mi (10.31 km2)
 • Land3.93 sq mi (10.17 km2)
 • Water0.058 sq mi (0.15 km2)
Elevation
1,056 ft (322 m)
Population
 (2020)
 • Total
5,596
 • Density1,425.5/sq mi (550.37/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP codes
51566, 51591
Area code712
FIPS code19-66135
GNIS feature ID2396337
Websitecity.redoakiowa.com

Red Oak is a city in and the county seat of Montgomery County, Iowa, United States, located along the East Nishnabotna River. The population was 5,596 in the 2020 census, a decline from the 6,197 population in 2000.