| County Name | Jefferson County |
| FIPS Code | 16051 |
| Population | 26140 |
| Unemployment Rate | 2.9% |
| Time Zone: | Mountain Daylight Time |
List of All Zipcodes in Jefferson County, Idaho | |||||||
|---|---|---|---|---|---|---|---|
| ZIP Code | ZIP Code Name | Population | ZIP Type | ||||
| Idaho Falls | 37966 | Non-Unique | ||||
| Idaho Falls | 26069 | Non-Unique | ||||
| Hamer | 581 | Non-Unique | ||||
| Lewisville | 876 | Non-Unique | ||||
| Menan | 1741 | Non-Unique | ||||
| Monteview | 653 | Non-Unique | ||||
| Rigby | 19250 | Non-Unique | ||||
| Ririe | 1107 | Non-Unique | ||||
| Roberts | 1381 | Non-Unique | ||||
| Terreton | 1104 | Non-Unique | ||||
| List of Counties that Border Jefferson County, Idaho |
|---|
| Bingham, ID |
| Bonneville, ID |
| Butte, ID |
| Clark, ID |
| Fremont, ID |
| Jefferson, ID |
| Madison, ID |
| List of Cities/Towns in Jefferson County, Idaho |
|---|
| Hamer, ID |
| Lewisville, ID |
| Menan, ID |
| Mud Lake, ID |
| Rigby, ID |
| Ririe, ID |
| Roberts, ID |