There are 4 zip codes in Boundary County, Idaho. The most populated is 83805, located in Bonners Ferry. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
838058,775Bonners Ferry
838451,913Moyie Springs
838471,527Naples
83826101Eastport

Zip Codes in Boundary County, Idaho by Population (2024)