Zip Code Information
ZIP Code
51040
City
Onawa
State
Iowa
County
Monona County
Population
3,500
Density
8.9 /km²
Latitude
42.0365
Longitude
-96.08046
Time Zone
America/Chicago
About Zip Code 51040
Zip Code 51040 is primarily located in Onawa, Iowa. It covers an area in Monona County. The population of this area is approximately 3,500.0, with a population density of 8.9 people per square kilometer. This Zip Code falls within the America/Chicago timezone.
Frequently Asked Questions
What city is Zip Code 51040 in? +
Zip Code 51040 is in Onawa, Iowa.
What is the population of Zip Code 51040? +
The population of Zip Code 51040 is 3,500.0.
What county is Zip Code 51040 in? +
It is located in Monona County.
What is the timezone for Zip Code 51040? +
The timezone is America/Chicago.