100 Smallest ZIP Codes in the United States by Population in Napa County, California
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 Napa County, California.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 94573 | RUTHERFORD | CA | 107 |
| 2 | 94576 | DEER PARK | CA | 171 |
| 3 | 94567 | POPE VALLEY | CA | 719 |
| 4 | 94508 | ANGWIN | CA | 3,406 |
| 5 | 94599 | YOUNTVILLE | CA | 3,428 |
| 6 | 94515 | CALISTOGA | CA | 7,024 |
| 7 | 94574 | SAINT HELENA | CA | 7,827 |
| 8 | 94503 | AMERICAN CANYON | CA | 21,791 |
| 9 | 94559 | NAPA | CA | 28,224 |
| 10 | 94558 | NAPA | CA | 65,084 |