Onawa, Iowa
Onawa is a city in Monona County, Iowa, with an estimated population of 2,816 in 2023. It sits at 42.0265, -96.0909 in the America/Chicago time zone.
| Field | Value |
|---|---|
| Place name | Onawa |
| Type | city |
| State | Iowa (IA) |
| County | Monona County |
| Population (2023 est.) | 2,816 |
| Land area | 5.27 sq mi (13.64 km²) |
| Coordinates | 42.0265, -96.0909 |
| Time zone | America/Chicago |
| ZIP codes | 51040 |
ZIP codes and area codes for Onawa
Onawa covers 1 ZIP code: 51040. Browse all ZIP codes in Iowa for the full list.
Where is Onawa?
Onawa is located in Iowa, in Monona County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Whiting 12 km · IADecatur 13 km · NEHornick 23 km · IASloan 25 km · IAPisgah 26 km · IAMapleton 29 km · IATekamah 30 km · NEUte 32 km · IA
Other places in Monona County
Related
Frequently asked questions
What county is Onawa, IA in?
Onawa is in Monona County, Iowa.
What is the population of Onawa, IA?
The 2023 Census Bureau estimate is 2,816.
What time zone is Onawa in?
Onawa is in the America/Chicago time zone.