Lake Morton Berrydale Flag

Lake Morton Berrydale

County:
King County
County Seat:
No
Area (mi²):
12.324
State:
Washington

Lake Morton-Berrydale is a CDP located in King County, Washington. Lake Morton-Berrydale has a 2025 population of 10,531. Lake Morton-Berrydale is currently growing at a rate of 0.24% annually but its population has decreased by -5.28% since the most recent census, which recorded a population of 11,118 in 2020.

The average household income in Lake Morton-Berrydale is $163,063 with a poverty rate of 3.82%. The median age in Lake Morton-Berrydale is 43 years: 41.7 years for males, and 44.3 years for females.

10.5K
Total Population
855
Density (mi²)
25 0.24%
Growth

Lake Morton-Berrydale Population

Lake Morton-Berrydale Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Lake Morton-Berrydale includes 76.08% White, 6.35% Asian, and smaller percentages for other race, Native American, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Asian

Other race

Native American

Black or African American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White8,05876.08%
Two or more races1,31412.41%
Asian6726.35%
Other race2502.36%
Native American2182.06%
Black or African American790.75%
Native Hawaiian or Pacific Islander00%

Lake Morton-Berrydale Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Lake Morton-Berrydale's average per capita income is $66,217. Household income levels show a median of $127,074. The poverty rate stands at 3.82%.

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$138,080-
Households$127,074$163,063
Families$125,671$164,893
Non Families$116,250$106,822

$66,217

Average Income

$127,074

Median Household Income

3.82%

Poverty Rate

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)