Washington County, Colorado ZIP Codes
- ZIP records
6 - Cities represented
6 - Sum of listed ZIP population estimates
4,288
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 80720 | Akron | 2,247 |
| 2 | 80743 | Otis | 1,333 |
| 3 | 80812 | Cope | 298 |
| 4 | 80757 | Woodrow | 216 |
| 5 | 80801 | Anton | 100 |
| 6 | 80740 | Lindon | 94 |
Cities in Washington County
ZIP Directory
Browse all ZIP data for Colorado
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.