Union County ZIP Codes

List of ZIP Codes in Union County

The following table lists ZIP Codes associated with Union 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 97824 45.34992 -117.75506 Cove 1,923 3.2
2 97827 45.60854 -117.85886 Elgin 2,557 4.8
3 97841 45.46823 -117.94035 Imbler 428 10.7
4 97850 45.30689 -118.13265 La Grande 16,545 19.9
5 97867 45.0627 -117.997 North Powder 1,057 2.7
6 97876 45.52237 -118.02811 Summerville 1,092 7.3
7 97883 45.14264 -117.64047 Union 2,634 3.2


About Union County ZIP Codes

Union County in Oregon (OR) is served by approximately 7 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 26,236 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 Union County are located in cities such as La Grande, Union, Elgin, Cove, Summerville. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Union County, Oregon follow the America/Los_Angeles time zone.