100 Smallest ZIP Codes in the United States by Population in Caribou County, Idaho
Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Caribou County, Idaho.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 83285 | WAYAN | ID | 31 |
| 2 | 83217 | BANCROFT | ID | 947 |
| 3 | 83241 | GRACE | ID | 2,377 |
| 4 | 83276 | SODA SPRINGS | ID | 3,887 |