Sumas Flag

Sumas

County:
Whatcom County
County Seat:
No
Area (mi²):
1.467
State:
Washington

Sumas is a city located in Whatcom County, Washington. Sumas has a 2025 population of 1,683 . Sumas is currently growing at a rate of 1.08% annually and its population has increased by 4.73% since the most recent census, which recorded a population of 1,607 in 2020.

The median household income in Sumas is $86,500 with a poverty rate of 11.33%. The median age in Sumas is 32.1 years: 30 years for males, and 35.7 years for females. For every 100 females there are 109.7 males.

1.7K
Total Population
1,147
Density (mi²)
18 1.08%
Growth

Sumas Population

Sumas Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Sumas includes 79.84% White, and smaller percentages for other race, Native American, Asian, Black or African American and multiracial populations.

Population by Race

White (79.84%)

Two or more races (12.93%)

Other race (2.75%)

Native American (2.17%)

Asian (2.1%)

Black or African American (0.22%)

Race
Population
Percentage (of total)
White1,10579.84%
Two or more races17912.93%
Other race382.75%
Native American302.17%
Asian292.1%
Black or African American30.22%

Sumas Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sumas' average per capita income is $61,552. Household income levels show a median of $86,500. The poverty rate stands at 11.33%.

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$108,125-
Families$107,422$111,927
Households$86,500$94,831
Non Families$38,750$54,585

$61,552

Average Income

$86,500

Median Household Income

11.33%

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)