Editing Mill Creek, Washington (section)

==Demographics==
{{US Census population
|1990= 7172
|2000= 11525
|2010= 18244
|2020= 20926
|estyear=2022
|estimate=20828
|estref=<ref name="Census-Estimate2022"/>
|align-fn=center
|footnote=U.S. Decennial Census<ref>{{cite web |title=Decennial Census of Population and Housing|url=https://www.census.gov/programs-surveys/decennial-census.html|publisher=United States Census Bureau|access-date=July 26, 2013}}</ref><br />2020 Census<ref name="2020 Census (City)">{{cite web|title=Explore Census Data |url=https://data.census.gov/cedsci/profile?g=1600000US5345865 |publisher=[[United States Census Bureau]] |access-date=June 22, 2022}}</ref>
}}

Mill Creek is the eighth largest city in Snohomish County, with an estimated population of 20,902 in 2021.<ref name="USCensusEst2021">{{cite web |date=June 22, 2022 |title=City and Town Population Totals: 2020-2021 |url=https://www.census.gov/data/tables/time-series/demo/popest/2020s-total-cities-and-towns.html |publisher=United States Census Bureau |accessdate=June 22, 2022}}</ref> It is one of the most affluent suburbs of Seattle and has a median household income of $86,965 and a [[per capita income]] of $42,858, [[Washington locations by per capita income|ranking 22nd]] of 281 areas within the state, just behind nearby [[Mukilteo, Washington|Mukilteo]].<ref name="ACS"/><ref>{{cite web |author=United States Census Bureau |date=May 2014 |title=Per Capita Income for Incorporated Cities in Washington State |url=http://www.ecy.wa.gov/programs/tcp/grants/Per%20Capita%20Income%20for%20Incorporated%20Cities%20%28Final%29.pdf |publisher=[[Washington State Department of Ecology]] |url-status=dead |archive-url=https://web.archive.org/web/20150908032551/http://www.ecy.wa.gov/programs/tcp/grants/Per%20Capita%20Income%20for%20Incorporated%20Cities%20%28Final%29.pdf |archive-date=September 8, 2015 |access-date=April 7, 2019}}</ref> Approximately 4.1 percent of families and 6.4 percent of the overall population were below the [[poverty line]], including 14.9 percent of those under the age of 18 and 2.5 percent aged 65 or older.<ref name="ACS"/> Mill Creek was ranked 36th on a 2013 [[Money (magazine)|''Money'' magazine]] list of best places to live, based on its [[quality of life]], housing affordability, and school system.<ref>{{cite magazine |date=August 2013 |title=Money's Best Places to Live: 36. Mill Creek, WA |url=https://money.cnn.com/magazines/moneymag/best-places/2013/snapshots/PL5345865.html |magazine=[[Money (magazine)|CNN Money]] |access-date=April 7, 2019}}</ref>

The city's population has steadily grown from 3,549 at the time of its incorporation in 1983 to over 19,000 in 2016, due to several annexations.<ref>{{cite web |date=November 8, 2016 |title=City of Mill Creek Population Growth History for the City Limits and MUGA |url=https://www.cityofmillcreek.com/UserFiles/Servers/Server_9100852/File/City%20Government/Public%20Works%20&%20Development%20Services/Economic%20Development/Demographic%20Info%20for%20MC/Population%20Growth%20Table_City%20of%20Mill%20Creek_201611090907489659.pdf |publisher=City of Mill Creek |access-date=March 31, 2019}}</ref> From 1983 to 1990, it increased by 298 percent to 7,172 residents.<ref>{{cite news |last1=Brooks |first1=Diane |last2=Koch |first2=Anne |date=January 24, 1991 |title=Rate of growth exceeds projections |page=A1 |work=The Seattle Times}}</ref>

===2010 census===

As of the [[2010 United States Census|2010 census]], there were 18,244 people, 7,551 households, and 4,921 families residing in the city. The [[population density]] was {{convert|3906.6|PD/sqmi|PD/km2|1}}. There were 7,923 housing units at an average density of {{convert|1696.6|/sqmi|/km2|1}}. The [[Race and ethnicity in the United States Census|racial makeup]] of the city was 74.2% White, 2.2% African American, 0.5% Native American, 16.7% Asian, 0.4% Pacific Islander, 1.6% from other races, and 4.4% from two or more races. Hispanic or Latino of any race were 5.6% of the population.<ref name="Census-QuickFacts">{{cite web |title=QuickFacts: Mill Creek, Washington |url=https://www.census.gov/quickfacts/millcreekcitywashington |publisher=United States Census Bureau |access-date=May 26, 2020}}</ref>

There were 7,551 households, of which 31.5% had children under the age of 18 living with them, 53.7% were [[Marriage|married couples]] living together, 8.2% had a female householder with no husband present, 3.2% had a male householder with no wife present, and 34.8% were non-families. Of all Mill Creek households, 27.4% were made up of individuals, and 9.3% had someone living alone who was 65 years of age or older. The average household size was 2.42 and the average family size was 2.99.<ref name="Census-QuickFacts"/>

The median age in the city was 38.9 years, with 23.3% of residents were under the age of 18; 8.3% were between the ages of 18 and 24; 27.4% were from 25 to 44; 28.6% were from 45 to 64; and 12.5% were 65 years of age or older. The gender makeup of the city was 48.6% male and 51.4% female.<ref name="Census-QuickFacts"/>

===2000 census===

As of the [[2000 United States Census|2000 census]], there were 11,525 people, 4,631 households, and 3,250 families residing in the city. The population density was 3,231.3 people per square mile (1,246.5/km<sup>2</sup>). There were 4,769 housing units at an average density of 1,337.1 per square mile (515.8/km<sup>2</sup>). The racial makeup of the city was 81.5% White, 1.4% African American, 0.4% Native American, 12.6% Asian, 0.3% Pacific Islander, 1.1% from other races, and 2.7% from two or more races. Hispanic or Latino of any race were 3.3% of the population.<ref name="Census2000">{{cite web |year=2000 |title=Profile of General Demographic Characteristics: Mill Creek city, Washington |url=https://www.psrc.org/sites/default/files/millcreek.pdf |publisher=United States Census Bureau |via=[[Puget Sound Regional Council]] |access-date=April 6, 2019}}</ref>

There were 4,631 households, out of which 32.8% had children under the age of 18 living with them, 61.8% were married couples living together, 5.9% had a female householder with no husband present, and 29.8% were non-families. Of all Mill Creek households, 24.0% were made up of individuals, and 8.2% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 2.98.<ref name="Census2000"/>

In the city, the age distribution of the population shows 24.3% under the age of 18, 8.1% from 18 to 24, 28.7% from 25 to 44, 27.1% from 45 to 64, and 11.7% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 93.8 males. For every 100 females age 18 and over, there were 91.6 males.<ref name="Census2000"/>

The median income for a household in the city was $69,702, and the median income for a family was $87,263. Males had a median income of $59,070 versus $39,138 for females. The [[per capita income]] for the city was $36,234. About 3.0% of families and 3.5% of the population were below the [[poverty line]], including 3.2% of those under age 18 and 3.6% of those age 65 or over.<ref name="Census2000"/>