Editing Arlington County, Virginia (section)

==Demographics==
{{US Census population
|1800= 5949
|1810= 8552
|1820= 9703
|1830= 9573
|1840= 9967
|1850= 10008
|1860= 12652
|1870= 16755
|1880= 17546
|1890= 18597
|1900= 6430
|1910= 10231
|1920= 16040
|1930= 26615
|1940= 57040
|1950= 135449
|1960= 163401
|1970= 174284
|1980= 152599
|1990= 170936
|2000= 189453
|2010= 207627
|2020= 238643
|align-fn=center
|footnote=U.S. Decennial Census<ref name="DecennialCensus">{{cite web|url=https://www.census.gov/prod/www/decennial.html|title=Census of Population and Housing from 1790-2000|publisher=[[US Census Bureau]]|access-date=January 24, 2022}}</ref><br />1790-1960<ref>{{cite web|url=http://mapserver.lib.virginia.edu|title=Historical Census Browser|publisher=University of Virginia Library|access-date=January 2, 2014}}</ref> 1900-1990<ref>{{cite web|url=https://www.census.gov/population/cencounts/va190090.txt|title=Population of Counties by Decennial Census: 1900 to 1990|publisher=United States Census Bureau|access-date=January 2, 2014}}</ref><br />1990-2000<ref>{{cite web|url=https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |archive-url=https://ghostarchive.org/archive/20221009/https://www.census.gov/population/www/cen2000/briefs/phc-t4/tables/tab02.pdf |archive-date=October 9, 2022 |url-status=live|title=Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000|publisher=United States Census Bureau|access-date=January 2, 2014}}</ref><br />2010-2020<ref>{{cite web|url=https://www.census.gov/library/visualizations/interactive/2020-population-and-housing-state-data.html|title=2020 Population and Housing State Data|publisher=United States Census Bureau|access-date=August 14, 2021}}</ref> 2010<ref name=2010CensusP2/> 2020<ref name=2020CensusP2/>
}}

===2020 census===
{| class="wikitable" style="text-align:center;"
|+'''Arlington County, Virginia – Racial and ethnic composition'''<br /><small>{{nobold|''Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.''}}</small>
!Race / Ethnicity <small>(''NH = Non-Hispanic'')</small>
!Pop 2010<ref name=2010CensusP2>{{Cite web|title=P2 Hispanic or Latino, and Not Hispanic or Latino by Race – 2010: DEC Redistricting Data (PL 94-171) - Arlington County, Virginia|url=https://data.census.gov/cedsci/table?q=p2&g=0500000US51013&tid=DECENNIALPL2010.P2|website=[[United States Census Bureau]]}}</ref>
!Pop 2020<ref name=2020CensusP2>{{Cite web|title=P2 Hispanic or Latino, and Not Hispanic or Latino by Race – 2020: DEC Redistricting Data (PL 94-171) - Arlington County, Virginia|url=https://data.census.gov/cedsci/table?q=p2&g=0500000US51013&tid=DECENNIALPL2020.P2|website=[[United States Census Bureau]]}}</ref>
!% 2010
!% 2020
|-
|[[Non-Hispanic or Latino whites|White]] alone (NH)
|132,961
|139,653
|64.04%
|58.52%
|-
|[[Non-Hispanic or Latino African Americans|Black or African American]] alone (NH)
|17,088
|20,330
|8.23%
|8.52%
|-
|[[Native Americans in the United States|Native American]] or [[Alaska Native]] alone (NH)
|394
|258
|0.19%
|0.11%
|-
|[[Asian Americans|Asian]] alone (NH)
|19,762
|27,235
|9.52%
|11.41%
|-
|[[Pacific Islander Americans|Pacific Islander]] alone (NH)
|133
|118
|0.06%
|0.05%
|-
|[[Race and ethnicity in the United States census|Some Other Race]] alone (NH)
|611
|1,491
|0.29%
|0.62%
|-
|[[Multiracial Americans|Mixed Race or Multi-Racial]] (NH)
|5,296
|12,196
|2.55%
|5.11%
|-
|[[Hispanic and Latino Americans|Hispanic or Latino]] (any race)
|31,382
|37,362
|15.11%
|15.66%
|-
|'''Total'''
|'''207,627'''
|'''238,643'''
|'''100.00%'''
|'''100.00%'''
|}

===2010 census===
As of the 2010 census,<ref>{{cite web |url=http://www.arlingtonva.us/departments/CPHD/planning/data_maps/Census/2010Census/file83139.pdf |title=2010 Census Highlights Arlington County, Virginia |access-date=October 23, 2013 |archive-url=https://web.archive.org/web/20130124121405/http://arlingtonva.us/departments/CPHD/planning/data_maps/Census/2010Census/file83139.pdf |archive-date=January 24, 2013 |url-status=dead }}</ref> there were 207,627 people, 98,050 households, and 41,607 families residing in Arlington. The population density was 8,853 people per square mile, the second highest of any county in Virginia.

According to the US Census, the racial makeup of the county in 2012 was 63.8% [[Non-Hispanic whites|Non-Hispanic white]], 8.9% Non-Hispanic [[African Americans|Black or African American]], 0.8% Non-Hispanic [[Native Americans in the United States|Native American]], 9.9% Non-Hispanic [[Asian Americans|Asian]], 0.1% [[Pacific Islands Americans|Pacific Islander]], 0.29% Non-Hispanic [[Race and ethnicity in the United States Census#Race|other races]], 3.0% Non-Hispanics reporting [[Multiracial Americans|two or more races]]. 15.4% of the population was [[Hispanic and Latino Americans|Hispanic or Latino]] of any race (3.4% Salvadoran, 2.0% Bolivian, 1.7% Mexican, 1.5% Guatemalan, 0.8% Puerto Rican, 0.7% Peruvian, 0.6% Colombian). 28% of Arlington residents were foreign-born as of 2000.

There were 86,352 households, out of which 19.30% had children under the age of 18 living with them, 35.30% were married couples living together, 7.00% had a female householder with no husband present, and 54.50% were non-families. 40.80% of all households were made up of individuals, and 7.30% had someone living alone who was 65 years of age or older. The average household size was 2.15 and the average family size was 2.96.

Families headed by single parents were the lowest in the DC area, under 6%, as estimated by the Census Bureau for the years 2006–2008. For the same years, the percentage of people estimated to be living alone was the third highest in the DC area, at 45%.<ref>{{cite news |url=https://www.washingtonpost.com/wp-dyn/content/article/2009/10/27/AR2009102702019.html |title=Single living surges across D.C. region |author=Carol Morello |author2=Dan Keating |date=October 28, 2009 |newspaper=[[The Washington Post]] |pages=A20 }}</ref><!--note that charts do not come with url version. Only print, Lowest single family does not show up in url---> In 2009, Arlington was highest in the Washington DC Metropolitan area for the percentage of people who were single – 70.9%. 14.3% were married. 14.8% had families.<ref name="wp091107">{{cite news |url=https://www.washingtonpost.com/wp-dyn/content/article/2009/11/06/AR2009110604170.html |title=Fresh faces, thick wallets |author=Annie Gowen |date=November 7, 2009 |newspaper= Washington Post |pages=B4 }}</ref> In 2014 Arlington had the 2nd highest concentration of roommates after [[San Francisco]] among the 50 largest U.S. cities.<ref>{{cite web|url=http://priceonomics.com/where-is-the-roommate-capital-of-the-united-states/|title=Where Is the Roommate Capital of the United States?|date=November 24, 2015 |publisher=Priceonomics}}</ref>

According to a 2007 estimate, the median income for a household in the county was $94,876, and the median income for a family was $127,179.<ref>{{cite web |author=American FactFinder, United States Census Bureau |url=http://factfinder.census.gov/servlet/STTable?_bm=y&-context=st&-qr_name=ACS_2007_1YR_G00_S1901&-ds_name=ACS_2007_1YR_G00_&-CONTEXT=st&-tree_id=307&-redoLog=false&-_caller=geoselect&-geo_id=16000US5103000&-format=&-_lang=en |title=Arlington CDP, Virginia |publisher=Factfinder.census.gov |access-date=November 4, 2011 |archive-url=https://archive.today/20200212210147/http://factfinder.census.gov/servlet/STTable?_bm=y&-context=st&-qr_name=ACS_2007_1YR_G00_S1901&-ds_name=ACS_2007_1YR_G00_&-CONTEXT=st&-tree_id=307&-redoLog=false&-_caller=geoselect&-geo_id=16000US5103000&-format=&-_lang=en |archive-date=February 12, 2020 |url-status=dead }}</ref> Males had a median income of $51,011 versus $41,552 for females. The per capita income for the county was $37,706. About 5.00% of families and 7.80% of the population were below the [[Poverty threshold|poverty line]], including 9.10% of those under age 18 and 7.00% of those age 65 or over.

The age distribution was 16.50% under 18, 10.40% from 18 to 24, 42.40% from 25 to 44, 21.30% from 45 to 64, and 9.40% who were 65 or older. The median age was 34 years. For every 100 females, there were 101.50 males. For every 100 females age 18 and over, there were 100.70 males.

''[[Money (magazine)|CNN Money]]'' ranked Arlington as the most educated city in 2006 with 35.7% of residents having held [[graduate degrees]]. Along with five other counties in [[Northern Virginia]], Arlington ranked among the twenty American counties with the [[highest-income counties in the United States|highest median household income]] in 2006.<ref>{{cite news|url=https://www.forbes.com/2008/01/22/counties-rich-income-forbeslife-cx_mw_0122realestate.html|title=Real Estate: America's Richest Counties|last=Woolsey|first=Matt|date=January 22, 2008|work=Forbes|access-date=May 5, 2009| archive-url= https://web.archive.org/web/20090513081046/http://www.forbes.com/2008/01/22/counties-rich-income-forbeslife-cx_mw_0122realestate.html| archive-date= May 13, 2009 | url-status= live}}</ref> In 2009, the county was second in the nation (after nearby [[Loudoun County, Virginia|Loudoun County]]) for the percentage of people ages 25–34 earning over $100,000 annually (8.82% of the population).<ref name="wp091107"/><ref>The highest was [[Loudoun County, Virginia]]</ref><!---as always with any paper, the tables don't show up in the online version, but the figures are pretty close to what is stated in the article---> In September 2012, ''[[Money (magazine)|CNN Money]]'' ranked Arlington fourth in the country in its listing of "Best Places for the Rich and Single."<ref>{{Cite web |title=Best Places to Live 2012 — Top 25 for rich and single — from MONEY Magazine |url=https://money.cnn.com/magazines/moneymag/best-places/2012/top25s/qualitylife/mostsingles.html |access-date=May 13, 2024 |website=money.cnn.com}}</ref>

In 2008, 20.3% of the population did not have medical health insurance.<ref>{{cite web |url=http://www.wtop.com/?nid=720&sid=1493997 |title=Hundreds of thousands in region lack health insurance |author=Hank Silverberg |date=October 9, 2008 |work= WTOP FM Radio }}</ref> In 2010, AIDS prevalence was 341.5 per 100,000 population. This was eight times the rate of nearby Loudoun County and one-quarter the rate of the District of Columbia.<ref>{{cite news | first= Darryl| last=Fears | title=Suburbs trail D.C. in fighting AIDS, study says | url=https://www.washingtonpost.com/wp-dyn/content/article/2010/04/26/AR2010042604338.html| newspaper=Washington Post | location=Washington, DC | pages= A5 | date=April 27, 2010 }}</ref>

<!---I suspect these are lower than for the rest of the dc area. nice to be able to put them in perspective---->Crime statistics for 2009 included the report of 2 homicides, 15 forcible rapes, 149 robberies, 145 incidents of or aggravated assault, 319 burglaries, 4,140 incidents of larceny, and 297 reports of vehicle theft. This was a reduction in all categories from the previous year.<ref>{{Cite news | title=Violent Crime Down 8.3 Percent | url=http://www.co.arlington.va.us/departments/Communications/PressReleases/page75824.aspx | publisher=The Arlington Connection | location=Arlington, Virginia | page=5 | date=April 14–20, 2010 | archive-url=https://web.archive.org/web/20110728062119/http://www.co.arlington.va.us/departments/Communications/PressReleases/page75824.aspx | archive-date=July 28, 2011 | url-status=dead }}</ref>

According to a 2016 study by Bankrate.com, Arlington is the best place to retire, with nearby [[Alexandria, Virginia|Alexandria]] coming in at second place. Criteria of the study included cost of living, rates of violent and property crimes, walkability, health care quality, state and local tax rates, weather, local culture and well-being for senior citizens.<ref>[https://www.nbcnews.com/business/retirement/arlington-virginia-named-best-place-retire-study-n599941 "Arlington, Virginia Named Best Place to Retire: Study"] ''NBC News'', June 27, 2016, Accessed September 16, 2016.</ref>

2023 marked the sixth consecutive year that the [[American College of Sports Medicine]] named Arlington the "Fittest City in America" in their annual [[ACSM American Fitness Index|Fitness Index]].<ref>{{Cite web |title=News Detail |url=https://www.acsm.org/news-detail |access-date=May 13, 2024 |website=ACSM_CMS}}</ref> Arlington topped the list of 100 cities in both the Personal and the Community & Environment Health metrics.