Benton County ZIP Codes

List of ZIP Codes in Benton County

The following table lists ZIP Codes associated with Benton 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 97324 44.34345 -123.63042 Alsea 1,129 2.2
2 97330 44.63796 -123.27814 Corvallis 44,464 220.2
3 97331 44.56343 -123.28113 Corvallis 3,675 2605.3
4 97333 44.4735 -123.3067 Corvallis 23,655 81.5
5 97370 44.57901 -123.46907 Philomath 9,443 20.4
6 97456 44.34036 -123.35893 Monroe 3,278 13.8


About Benton County ZIP Codes

Benton County in Oregon (OR) is served by approximately 6 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 85,644 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 Benton County are located in cities such as Corvallis, Philomath, Monroe, Alsea. These cities and towns help define the economic and demographic character of the county.

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