County · Idaho · United States
Madison County ZIP codes
3 ZIP codes · 2 cities · FIPS 16065
Key facts
- State
- Idaho (ID)
- FIPS code
- 16065
- Population
- 53,578
- Median household income
- $58,259
- Median age
- 21.4
- Land area
- 469.3 sq mi (1,215.4 km²)
- Population density
- 114 / sq mi
- Area codes
- 208, 986
Cities and ZIP codes in Madison County (2)
| City | ZIP codes |
|---|---|
| Rexburg | 83440, 83460 |
| Sugar City | 83448 |
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.