Official Zip Code NameUnderwood
Zip Code StateWashington
Primary County: Skamania
Area Code509
Current Population:37081
Racial Majority:White 62.49%
Median Household Income$55618
Average Adjusted Gross Income$89060
Time Zone:8
Elevation Range2106 ft.
Area13.268 Sqm.
Coordinates(Y,X)45.738806, -121.577588