Mountlake Terrace Flag

Mountlake Terrace

County Seat:
No
Area (mi²):
4.056
State:
Washington

Mountlake Terrace is a city located in Snohomish County, Washington. Mountlake Terrace has a 2025 population of 26,176 . Mountlake Terrace is currently growing at a rate of 3.88% annually and its population has increased by 22.97% since the most recent census, which recorded a population of 21,286 in 2020.

The average household income in Mountlake Terrace is $126,013 with a poverty rate of 8%. The median age in Mountlake Terrace is 38.2 years: 37.6 years for males, and 38.7 years for females. For every 100 females there are 95.8 males.

26.2K
Total Population
6,454
Density (mi²)
978 3.88%
Growth

Mountlake Terrace Population

Mountlake Terrace Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Mountlake Terrace includes 62.89% White, 10.73% other race, 10.28% Asian, 3.61% Black or African American, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White (62.89%)

Two or more races (11.03%)

Other race (10.73%)

Asian (10.28%)

Black or African American (3.61%)

Native American (1.05%)

Native Hawaiian or Pacific Islander (0.41%)

Race
Population
Percentage (of total)
White13,47062.89%
Two or more races2,36311.03%
Other race2,29910.73%
Asian2,20210.28%
Black or African American7743.61%
Native American2241.05%
Native Hawaiian or Pacific Islander870.41%

Mountlake Terrace Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mountlake Terrace's average per capita income is $63,654. Household income levels show a median of $101,404. The poverty rate stands at 8%.

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$129,293-
Families$119,300$153,364
Households$101,404$126,013
Non Families$70,833$83,164

$63,654

Average Income

$101,404

Median Household Income

8%

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)