Washington Outline Washington Demographics by Cubit

Washington / Columbia County

Get Columbia County, WA Demographics

Who knew Columbia County demographics could be so sexy? Check out Census 2010 data and current American Community Survey data for Columbia County, WA. Feast your eyes on statuesque tables, curvacous pie charts and titillating trend lines. We dare you to call Columbia County demographic data boring!

Quick Facts

Population 2010 Census 4,078 #37 in the state
Median Income 2010 for Households $43,611
Poverty Rate 16.4%
Median Age 48.3 years
Largest Racial or Ethnic Group White
Sources: Census 2010 SF1 & 2006-2010 American Community Survey 5 year estimates

Columbia County Demographics Summary

population icon With 4,078 people, Columbia County is the 37th most populated county in the state of Washington out of 39 counties. But watch out, Columbia County, because Wahkiakum County with 3,978 people and Garfield County with 2,266 people are right behind you.

income icon In 2010, the median household income of Columbia County residents was $43,611. Columbia County households made slightly more than Yakima County households ($42,877) and Stevens County households ($42,845) However, 16.4% of Columbia County residents live in poverty.

age icon The median age for Columbia County residents is 48.3 years young.

race icon The largest Columbia County racial/ethinic groups are White (89.5%) followed by Hispanic (6.2%) and Two or more races (1.7%).

Columbia County Race / Ethnic Groups

Non-Hispanic Population
White 3,649
Black 12
American Indian 47
Asian 23
Pacific Islander 14
Some Other Race 9
Two or More Races 70
Hispanic 254
Source: Census 2010 SF1 Table P9 Hispanic or Latino or Not Hispanic or Latino by Race
  • White
  • Black
  • Indian
  • Asian
  • Pacific Islander
  • Some Other Race
  • Two or More Races
  • Hispanic

3 Largest Columbia County Race / Ethnic Groups

  • The Columbia County White population is 3,649 persons or 89.5%.
  • The Columbia County Hispanic population is 254 persons or 6.2%.
  • The Columbia County Two or more races population is 70 persons or 1.7%.

Note: the US Census Bureau defines race and ethnicity differently from the way most people think about race and ethnicity. In a nutshell, a person's origin (or what used to be called ethnicity) is either Hispanic or Non-Hispanic. And a person's race can be white, black or African American, American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander, Some Other Race or Two or More Races. For more details about race and origin data, google "US Census Bureau race and origin Census 2010."


Columbia County Median Age

Fellas, you need to start eating your Wheaties™. Columbia County ladies have a higher median age.

Median Age 48.3 years
Median Age - Females 49.0 years
Median Age - Males 47.7 years
Source: Census 2010 SF1 Table P13 Median Age by Male/Female

Under 18 and Over 65 Age Breakdown

With 23.0% of the Columbia County population over the age of 65, watch out for sandles paired with socks. We've heard it's contagious.

Persons Under 18 20.2%
Persons Over 65 23.0%
Everyone else 56.8
Source: Census 2010 SF1 Table P12 Male/Female by Age
  • Under 18
  • Over 65
  • Everyone else

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