Map of Onawa city

Onawa is a city in, and the county seat of, Monona County, Iowa, United States. The population was 2,906 at the time of the 2020 Census. It is the largest town on the Iowa side of the Missouri River between Council Bluffs and Sioux City.

Onawa city overview:
Name:	Onawa city
LSAD Code:	25
LSAD Description:	city (suffix)
State:	Iowa
County:	Monona County
Elevation:	1,050 ft (320 m)
Total Area:	5.27 sq mi (13.64 km²)
Land Area:	5.27 sq mi (13.64 km²)
Water Area:	0.00 sq mi (0.00 km²)
Total Population:	2,906
Population Density:	551.63/sq mi (212.98/km²)
ZIP code:	51040
Area code:	712
FIPS code:	1959115
GNISfeature ID:	0459865
Website:	www.onawa.com

Online Interactive Map

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Onawa online map. Source: Basemap layers from Google Map, Open Street Map (OSM), Arcgisonline, Wmflabs. Boundary Data from Database of Global Administrative Areas.

Onawa location map. Where is Onawa city?

Onawa location on the U.S. Map. Where is Onawa city. — Onawa location on the U.S. Map.

Onawa location on the Iowa map. Where is Onawa city. — Location of Onawa in Iowa.

History

Onawa was named for a character mentioned in the poem The Song of Hiawatha by Henry Wadsworth Longfellow. Onawa was platted in 1857, and the railway arrived to the city in 1867. The city is known for having the widest main street in the continental United States.

Onawa was the site of a prisoner-of-war (POW) camp for captured German soldiers between 1944 and 1946. Historical documents indicate there were never more than 50 POWs in camp. A larger camp existed near the central Iowa town of Algona, and housed as many as 5,400 German POWs.

Onawa Road Map

Onawa city Satellite Map

Geography

Onawa’s longitude and latitude coordinates in decimal form are 42.027490, -96.096513.

According to the United States Census Bureau, the city has a total area of 5.19 square miles (13.44 km), all land.

Onawa is located in the Loess Hills region of western Iowa, a unique geological and environmental area. Nearby are such natural areas as Lewis & Clark State Park, Preparation Canyon State Park, and the Loess Hills State Forest.