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Columbia County, OR Zip Codes

Columbia County, OR Demographic Information

Population:
43,560
Male Population:
21,778
Female Population:
21,782
Avg House Value:
$150,700
Avg Household Income:
$45,797
Avg Persons Per Household:
2.65
Median Age:
37.70
Median Age (Male):
37.40
Median Age (Female):
38.00
 
* Demographic data is based on information taken from the 2000 Census.

Columbia County, OR covers 8 Cities

 
Clatskanie ,OR
Columbia City ,OR
Deer Island ,OR
Rainier ,OR
Saint Helens ,OR
Scappoose ,OR
Vernonia ,OR
Warren ,OR

Columbia County, OR covers 2 Area Codes

 
503 Area Code
971 Area Code