Cathlamet Flag

Cathlamet

County Seat:
Yes
Area (mi²):
0.506
State:
Washington

Cathlamet is a town located in Wahkiakum County, Washington. Cathlamet has a 2025 population of 616. It is also the county seat of Wahkiakum County. Cathlamet is currently growing at a rate of 1.82% annually and its population has increased by 9.8% since the most recent census, which recorded a population of 561 in 2020.

The average household income in Cathlamet is $66,875 with a poverty rate of 16.97%. The median age in Cathlamet is 57.3 years: 53.8 years for males, and 61.4 years for females.

616
Total Population
1,217
Density (mi²)
11 1.82%
Growth

Cathlamet Population

Cathlamet Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Cathlamet includes 94.38% White, and smaller percentages for Two or more races, Native American, Black or African American, other race, Asian and multiracial populations.

Population by Race

White (94.4%)

Two or more races (2.8%)

Native American (1.6%)

Black or African American (0.5%)

Other race (0.5%)

Asian (0.2%)

Race
Population
Percentage (of total)
White53794.38%
Two or more races162.81%
Native American91.58%
Black or African American30.53%
Other race30.53%
Asian10.18%

Cathlamet Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Cathlamet's average per capita income is $34,886. Household income levels show a median of $57,750. The poverty rate stands at 16.97%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$59,022-
Families$58,641$74,383
Households$57,750$66,875
Non Families$43,125$52,146

$34,886

Average Income

$57,750

Median Household Income

16.97%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)