There are 18 zip codes in Cache County, Utah. The most populated is 84321, located in Logan. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
City
Population
84321Logan49,434
84341Logan25,062
84335Smithfield15,787
84319Hyrum9,994
84332Providence8,418
84339Wellsville5,915
84318Hyde Park5,298
84333Richmond3,084
84320Lewiston2,746
84325Mendon2,263
84326Millville2,072
84328Paradise1,718
84327Newton1,041
84305Clarkston659
84338Trenton567
84308Cornish265
84304Cache Junction105
84322Logan0

Cache County, Utah Zip Codes by Population (2024)