Mill Creek, WA
Population 20,846 · Washington
About Mill Creek, WA
Mill Creek is a mid-sized city located in Washington with a population of 20,846 residents according to the latest US Census Bureau American Community Survey data. The median household income is $121,578 per year, which is 62% above the national median of $75,149. The median age of 38.8 years is close to the US median age of 38.9 years.
Housing Market Overview
The housing market in Mill Creek features a median home value of $836,300, which is 241% above the national median of $244,900. This places Mill Creek in a higher-cost housing market, where property demand often outpaces supply. Median monthly rent is $2,197, 89% above the national average of $1,163/month. Of the 9,151 total housing units, 60% are owner-occupied (5,065 units) and 40% are renter-occupied (3,408 units). The balanced mix of owners and renters indicates a diverse housing market.
Economy & Employment
The local economy in Mill Creek shows an unemployment rate of 4.5%, which is near the national rate of 3.7%. The poverty rate stands at 4.9%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Mill Creek have an average one-way commute time of 32.9 minutes.
Education & Demographics
53.7% of Mill Creek residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This significantly higher educational attainment rate often correlates with access to knowledge-economy jobs and higher household incomes. The community's demographic composition includes 3.5% White, 1.1% Hispanic or Latino, 0.4% Black or African American, and 4.0% Asian residents, with 25.1% of the population being foreign-born.
Cost of Living in Mill Creek, WA
Compared to national averages, Mill Creek has a median household income of $121,578 (62% above the national median of $75,149). Home values average $836,300, which is 241% above the national median. Monthly rent at $2,197 is 89% above the US average of $1,163. Within Washington, Mill Creek's income is 34% above the state average of $90,795, and home values are 82% above the state median of $460,491.
Why Live in Mill Creek, WA?
Mill Creek offers a strong local economy with a median household income of $121,578, well above the national average, and a well-educated community where 53.7% of residents hold a bachelor’s degree or higher, and a low poverty rate of 4.9%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $836,300. However, Mill Creek’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Mill Creek has a population of 20,846 with a median age of 38.8 years. Compare Mill Creek with other cities to see how it stacks up, or explore all cities in Washington.
Similar Cities Near Mill Creek
Cities in Washington with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Covington | 20,957 | $126,730 | $590,100 | Compare |
| Bothell West | 21,014 | $144,941 | $757,700 | Compare |
| Silverdale | 21,046 | $101,445 | $507,600 | Compare |
| Arlington | 20,599 | $84,919 | $492,600 | Compare |
| Battle Ground | 21,293 | $100,185 | $452,000 | Compare |
| Mukilteo | 21,312 | $122,612 | $830,000 | Compare |
| Mountlake Terrace | 21,419 | $101,404 | $606,100 | Compare |
| Five Corners | 21,444 | $102,423 | $432,800 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Washington
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Mill Creek With Other Cities
Frequently Asked Questions about Mill Creek
What is the population of Mill Creek, WA?
The population of Mill Creek, WA is 20,846 according to the latest US Census Bureau American Community Survey estimates. This makes it a mid-sized city in Washington.
What is the median household income in Mill Creek?
The median household income in Mill Creek, WA is $121,578 per year, which is 62% above the national median of $75,149.
What is the median home value in Mill Creek?
The median home value in Mill Creek, WA is $836,300, which is 241% above the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Mill Creek?
The median monthly rent in Mill Creek, WA is $2,197, which is 89% above the national average of $1,163/month.
What is the unemployment rate in Mill Creek?
The unemployment rate in Mill Creek, WA is 4.5%, compared to the national average of 3.7%. Job seekers may want to research the dominant industries in the area.
Is Mill Creek, WA a good place to live?
Mill Creek offers above-average incomes, a competitive housing market, and growing employment opportunities. With a population of 20,846 and a median age of 38.8, the city appeals to a broad range of residents.
How educated is Mill Creek, WA?
53.7% of residents in Mill Creek aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This above-average educational attainment often reflects a knowledge-based local economy.
What is the cost of living in Mill Creek?
Key cost-of-living indicators for Mill Creek, WA: median home value is $836,300 (241% above national), median rent is $2,197/month, and median household income is $121,578. The home-value-to-income ratio is 6.9x, which suggests housing may be stretched relative to local earnings.
What is the poverty rate in Mill Creek?
The poverty rate in Mill Creek, WA is 4.9%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Mill Creek, WA?
Mill Creek's population is 3.5% White, 1.1% Hispanic or Latino, 0.4% Black or African American, 4.0% Asian, and 4.4% two or more races. 25.1% of residents are foreign-born.