There are 12 zip codes in Jasper County, Iowa. The most populated is 50208, located in Newton. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
5020820,339Newton
500543,099Colfax
501702,874Monroe
502282,688Prairie City
500281,776Baxter
501351,658Kellogg
502511,478Sully
50153852Lynnville
50168831Mingo
50232650Reasnor
5013790Killduff
501270Ira

Zip Codes in Jasper County, Iowa by Population (2024)