List of ZIP Codes in Grant County
The following table lists ZIP Codes associated with Grant County, Oregon, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.
| S.N. | Zip Code | Latitude | Longitude | City | Population | Density |
|---|---|---|---|---|---|---|
| 1 | 97817 | 44.6555 | -118.60816 | Bates | 34 | 0.1 |
| 2 | 97820 | 44.16327 | -119.21436 | Canyon City | 1,417 | 1.5 |
| 3 | 97825 | 44.38804 | -119.51852 | Dayville | 348 | 0.5 |
| 4 | 97845 | 44.41445 | -118.90372 | John Day | 2,326 | 7.9 |
| 5 | 97848 | 44.69761 | -119.57336 | Kimberly | 217 | 0.4 |
| 6 | 97856 | 44.78426 | -119.12976 | Long Creek | 455 | 0.3 |
| 7 | 97864 | 44.83842 | -119.45471 | Monument | 303 | 0.4 |
| 8 | 97865 | 44.42949 | -119.19192 | Mount Vernon | 968 | 1.0 |
| 9 | 97869 | 44.37993 | -118.61425 | Prairie City | 919 | 1.2 |
| 10 | 97873 | 44.12837 | -118.99505 | Seneca | 119 | 0.4 |
| 11 | 97877 | 44.80662 | -118.38766 | Sumpter | 325 | 0.6 |
About Grant County ZIP Codes
Grant County in Oregon (OR) is served by approximately 11 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.
Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 7,431 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.
Many of the most significant population centers in Grant County are located in cities such as John Day, Canyon City, Mount Vernon, Prairie City, Long Creek. These cities and towns help define the economic and demographic character of the county.
Most ZIP Codes in Grant County, Oregon follow the America/Los_Angeles time zone.
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