The most populated Zip Code in Sierra County, California is 96118, located in Loyalton. * 2024 populations estimated based on the latest ACS 5-year data.
Zip Code | City | Population |
|---|---|---|
| 96118 | Loyalton | 1,581 |
| 95960 | North San Juan | 594 |
| 96124 | Calpine | 320 |
| 96125 | Sierra City | 234 |
| 96126 | Sierraville | 227 |
| 95910 | Alleghany | 148 |
| 95936 | Downieville | 121 |
| 95944 | Goodyears Bar | 65 |