Editing Arlington, Washington (section)

==Demographics==
{{US Census population
|1910= 1476
|1920= 1418
|1930= 1439
|1940= 1460
|1950= 1635
|1960= 2025
|1970= 2261
|1980= 3282
|1990= 4037
|2000= 11713
|2010= 17926
|2020= 19868
|estyear=2021
|estimate=20075
|estref=<ref name="Census-Estimate2022"/>
|align-fn=center
|footnote=Source: U.S. Decennial Census<ref name="Census-Profile"/><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=June 22, 2016}}</ref>
}}

The city of Arlington had a population of 19,868 people at the time of the [[2020 United States census|2020 U.S. census]],<ref name="Census-Profile"/> making it the tenth largest of eighteen cities in Snohomish County.<ref>{{cite news |last=Thompson |first=Joseph |date=August 13, 2021 |title=2020 Census: Snohomish County grows by more than 114,000 |url=https://www.heraldnet.com/news/2020-census-snohomish-county-grows-by-more-than-114000/ |work=The Everett Herald |access-date=September 23, 2021}}</ref> From 1980 to 2010, Arlington's population increased by over 450 percent, fueled by the construction of suburban housing and [[annexation]]s of outlying areas.<ref name="HistoryLink"/><ref name="HazardPlan"/> The [[United States Census Bureau]] estimates the city's July 2022 population at 21,059.<ref name="Census-Estimate2022"/> In 2005, the Arlington city council projected that the city's population would double from 15,000 to 30,528 by 2025;<ref>{{cite news |last=Morris |first=Scott |date=March 7, 2005 |title=Arlington City Council OKs growth |url=http://www.heraldnet.com/news/arlington-city-council-oks-growth/ |work=The Everett Herald |access-date=April 30, 2017}}</ref> updated estimates in 2017 projected a population of 25,000 by 2035.<ref>{{cite news |last=Bray |first=Kari |date=May 22, 2017 |title=Arlington plans to make space for its population boom |url=https://www.heraldnet.com/news/arlington-plans-to-make-space-for-its-population-boom/ |work=The Everett Herald |accessdate=October 12, 2022}}</ref>

===2010 census===

As of the [[2010 United States Census|2010 census]], there were 17,926 people, 6,563 households, and 4,520 families residing in the city. The [[population density]] was {{convert|1937.9|PD/sqmi|PD/km2|1}}. There were 6,929 housing units at an average density of {{convert|749.1|/sqmi|/km2|1}}. The [[Race and ethnicity in the United States Census|racial makeup]] of the city was 85.6% White, 1.2% African American, 1.4% Native American, 3.3% Asian, 0.3% Pacific Islander, 3.9% from other races, and 4.2% from two or more races. Hispanic or Latino of any race were 9.5% of the population.<ref name="Census-QuickFacts">{{cite web |title=QuickFacts: Arlington city, Washington |url=https://www.census.gov/quickfacts/arlingtoncitywashington |publisher=United States Census Bureau |access-date=April 11, 2020}}</ref>

There were 6,563 households, of which 40.3% had children under the age of 18 living with them, 50.7% were [[Marriage|married couples]] living together, 12.6% had a female householder with no husband present, 5.6% had a male householder with no wife present, and 31.1% were non-families. 24.0% of all households were made up of individuals, and 10.2% had someone living alone who was 65 years of age or older. The average household size was 2.70 and the average family size was 3.21.<ref name="Census-QuickFacts"/>

The median age in the city was 34.3 years. 28.3% of residents were under the age of 18; 8.7% were between the ages of 18 and 24; 29.2% were from 25 to 44; 22.4% were from 45 to 64; and 11.3% 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 11,713 people, 4,281 households, and 3,097 families residing in the city. The population density was 1,548.4 people per square mile (598.2/km{{sup|2}}). There were 4,516 housing units at an average density of 597.0 per square mile (230.6/km{{sup|2}}). The racial makeup of the city was 90.0% White, 1.1% African American, 1.0% Native American, 2.2% Asian, 0.3% Pacific Islander, 2.5% from other races, and 2.8% from two or more races. Hispanic or Latino of any race were 5.8% of the population.<ref name="Census2000">{{cite web |year=2000 |title=Profile of General Demographic Characteristics: Arlington city, Washington |url=https://www.psrc.org/sites/default/files/arlington.pdf |publisher=United States Census Bureau |via=[[Puget Sound Regional Council]] |access-date=April 16, 2017 |url-status=live |archive-url=https://web.archive.org/web/20170417025204/https://www.psrc.org/sites/default/files/arlington.pdf |archive-date=April 17, 2017}}</ref>

There were 4,281 households, out of which 42.6% had children under the age of 18 living with them, 56.7% were married couples living together, 11.5% had a female householder with no husband present, and 27.7% were non-families. 22.7% of all households 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 2.72 and the average family size was 3.19.<ref name="Census2000"/>

In the city, the age distribution of the population shows 31.5% under the age of 18, 8.0% from 18 to 24, 32.6% from 25 to 44, 18.4% from 45 to 64, and 9.6% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 93.3 males. For every 100 females age 18 and over, there were 91.2 males.<ref name="Census2000"/>

The median income for a household in the city was $40,000, and the median income for a family was $51,941. Males had a median income of $41,517 versus $26,912 for females. The [[per capita income]] for the city was $19,146. About 5.8% of families and 7.2% of the population were below the [[poverty line]], including 9.2% of those under the age of 18 and 10.4% of those age 65 and older.<ref name="Census2000"/>