Official Zip Code NameIrwin
Zip Code StateIowa
Primary County: Shelby
Area Code712
Current Population:37081
Racial Majority:White 62.49%
Median Household Income$55618
Average Adjusted Gross Income$89060
Time Zone:6
Elevation Range1335 ft.
Area35.774 Sqm.
Coordinates(Y,X)41.769242, -95.199642