Lake Morton-Berrydale, Washington Demographics & Population 2026
During the 2020–2024 ACS period, Lake Morton-Berrydale, Washington had a total population of 11,183, the 118th largest community in Washington, with a median household income of $129,833, which is 32% higher than the state average. The poverty rate is 3.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 32% above the state average — one of the wealthiest communities in Washington.
- An exceptionally low poverty rate of 3.7% — among the lowest in Washington.
Lake Morton-Berrydale Quick Facts
How Lake Morton-Berrydale Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 10,591 | 11,183 | +5.6% |
| Median household income | $127,074 | $129,833 | +2.2% |
| Median home value | $661,400 | $714,200 | +8.0% |
How Lake Morton-Berrydale Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 56 | National average: 61
Education
Educational Attainment (Adults 25+)
Lake Morton-Berrydale Rankings in Washington
Explore Washington Rankings
Other Cities in King County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Seattle | 754,195 | $123,860 | 9.9% | $938,600 |
| Bellevue | 151,847 | $165,576 | 7.2% | $1,340,300 |
| Kent | 135,603 | $92,302 | 10.8% | $587,800 |
| Renton | 105,317 | $100,432 | 8.1% | $672,600 |
| Federal Way | 99,493 | $86,909 | 13.0% | $552,800 |
| Kirkland | 92,621 | $150,414 | 6.1% | $1,115,400 |
| Auburn | 85,676 | $97,884 | 8.9% | $547,900 |
| Redmond | 77,353 | $162,560 | 5.6% | $1,167,800 |
| Sammamish | 66,463 | $239,690 | 4.3% | $1,407,300 |
| Shoreline | 61,431 | $112,751 | 8.8% | $811,100 |
Cities Similar to Lake Morton-Berrydale
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Picnic Point | 10,261 | $129,734 | $833,800 | 42.5% | 7.2% |
| Poulsbo | 12,165 | $116,250 | $620,100 | 49.2% | 9.3% |
| Prairie Ridge | 12,074 | $114,356 | $462,000 | 14.3% | 3.7% |
| Gig Harbor | 12,424 | $118,395 | $767,100 | 52.1% | 7.0% |
| Felida | 10,841 | $165,208 | $674,000 | 54.0% | 1.9% |
Population Overview
Lake Morton-Berrydale is a small city located in Washington, within King County. The total population is 11,183. It ranks as the 118th most populous out of 628 Census-designated places in Washington.
Age Demographics
The median age in Lake Morton-Berrydale is 41.9 years. This is 9% higher than the state median of 38.3 years.
Economy, Income & Housing
The median household income in Lake Morton-Berrydale is $129,833. This is 32% higher than the state median of $98,141. It is also 61% higher than the national median of $80,734. The poverty rate stands at 3.7%. This is 62% lower than the state poverty rate of 9.9%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 3.6%. This is 29% lower than the state rate of 5.1%. The median home value is $714,200. Housing costs are 26% higher than the state median of $564,600. The home-value-to-income ratio is 5.5x. 88.6% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 63.8%.
Race & Ethnicity
The largest racial or ethnic group in Lake Morton-Berrydale is White (non-Hispanic), making up 67.0% of the population. Hispanic or Latino residents account for 11.4%. The Black or African American population (0.5%) is well below the state average of 3.9%.
Education
34.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% lower than the state rate of 39.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 93.2%.
Data Sources & Methodology
All demographic data for Lake Morton-Berrydale, Washington is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Washington state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 628 Census-designated places in Washington. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Lake Morton-Berrydale, Washington?
Lake Morton-Berrydale, Washington has a population of 11,183 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Lake Morton-Berrydale, WA?
The median household income in Lake Morton-Berrydale is $129,833, which is 61% higher than the national median of $80,734.
What is the poverty rate in Lake Morton-Berrydale, WA?
The poverty rate in Lake Morton-Berrydale is 3.7%. This means approximately 416 residents live below the federal poverty line.
What is the racial makeup of Lake Morton-Berrydale, Washington?
Lake Morton-Berrydale's population is 67.0% White, 0.5% Black, 11.4% Hispanic/Latino, and 11.0% Asian.
What is the median home value in Lake Morton-Berrydale, WA?
The median home value in Lake Morton-Berrydale is $714,200. The home-value-to-income ratio is 5.5x.
How educated is Lake Morton-Berrydale, Washington?
34.6% of adults (25+) in Lake Morton-Berrydale hold a bachelor's degree or higher, and 13.1% hold a graduate or professional degree.