100 Smallest ZIP Codes in the United States by Population in Garfield County, Colorado
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 Garfield County, Colorado.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 81652 | SILT | CO | 6,059 |
| 2 | 81647 | NEW CASTLE | CO | 6,528 |
| 3 | 81635 | PARACHUTE | CO | 7,000 |
| 4 | 81650 | RIFLE | CO | 14,130 |
| 5 | 81601 | GLENWOOD SPRINGS | CO | 16,547 |
| 6 | 81623 | CARBONDALE | CO | 17,109 |