There are 6 zip codes in Elmore County, Idaho. The most populated is 83647, located in Mountain Home. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
City
Population
83647Mountain Home22,106
83716Boise21,092
83648Mountain Home Afb3,184
83623Glenns Ferry1,580
83633King Hill629
83337Hill City15

Elmore County, Idaho Zip Codes by Population (2024)