Arlington County, Virginia

Arlington County: County in Virginia, United States; suburb of Washington, D.C.


Arlington County is a county located in the U.S. state of Virginia. As of the 2010 census, the population was 207,627. After 10 years in 2020 county had an estimated population of 240,119 inhabitants. Its county seat is Arlington. The county was created 223 years ago in 1801.

Arlington County locator map
Location of Arlington County on Virginia map.

Quick Facts about Arlington County

Population : 240,119 (2020)
Country : United States of America
State : Virginia (United States)
Twitter username : arlingtonva
Postal code : 22201–22246
Phone Area Codes : 703, 571
Water as percent of area : 0.36%
Land as percent of area : 99.64%
Named for : Henry Bennet, 1st Earl of Arlington
Altitude : 860 feet / 262, 80 meters
Capital : Arlington
Establishment : February 02, 1801
Time Zone : UTC−04:00, Eastern Time Zone, UTC−05:00
Local time : 12:42:21 (2nd March 2024)
Population growth : 13.53% (2010-2020)
Half Mast at Courthouse image
Half Mast at Courthouse
Half Mast at Courthouse image


Arlington County is located at 38°52'43"N 77°6'3"W (38.8786200, -77.1009600). It has 5 neighbors: District of Columbia, Montgomery County, Alexandria, Fairfax County and Falls Church.

Arlington County map

The largest city of Arlington County is Arlington with a population of 229,164. . See all Arlington County cities & populated places.

Arlington County Populated Places

Cities, towns, neighborhoods & other populated places in Arlington County.

City Name Population Title
Arlington 229,164 A county in Virginia.

  • Aachen (1993 )
  • Coyoacán
  • Ivano-Frankivsk
  • Reims
  • San Miguel
  • Tangerang

Arlington County has 5 neighbours.

  • District of Columbia capital city of the United States
  • Montgomery County county in Maryland, United States
  • Alexandria A city in Virginia. It is located across the Potomac River from Washington, D.C. Alexandria is known for its many historic buildings, its many parks and green spaces, and its many attractions, such as the Torpedo Factory Art Center and the Alexandria Museum of Art.
  • Fairfax County county in Virginia, United States
  • Falls Church independent city in Virginia, United States


The population of Arlington County increased by 13.53% in 10 years.

Year Population % Change Method
2010 207,627 - census
2011 215,990 3.87% estimation process
2012 221,454 2.47% estimation process
2013 224,894 1.53% estimation process
2014 225,980 0.48% estimation process
2015 228,548 1.12% estimation process
2016 231,259 1.17% estimation process
2017 234,647 1.44% estimation process
2018 236,025 0.58% estimation process
2019 236,842 0.34% estimation process
2020 240,119 1.36% estimation process

Alexandria County, Arlington, Arlington County, Arlington Kun, Arlington Kūn, Arlington konderria, Arlington megye, Arlingtonas, Arlingtonas apgabals, Arlingtoni maakond, Arlingtonin piirikunta, Arlingtun, Comitatul Arlington, Comtat dArlington, Comte d'Arlington, Comte dArlington, Comté d'Arlington, Comté dArlington, Condado de Arlington, Condado han Arlington, Contea di Arlington, Hrabstwo Arlington, Kaunti Arlington, Konteth Arlington, Okrug Arlington, Quan Arlington, Quận Arlington, a ling dun xian, allingteon gun, arinton jun, arlintana ka'unti, arlyngtwn vyrjynya, mqatʿt arlnghtwn, shhrstan arlyngtwn wyrjynya, Ārlingtonas apgabals, Арлингтон, Арлингтън, Арлінгтон, Округ Арлингтон, آرلنگٹن، ورجینیا, آرلینگتون، ڤیرجینیا, ارلنگٹن کاؤنٹی, شهرستان آرلینگتون، ویرجینیا, مقاطعة أرلنغتون, আর্লিংটন কাউন্টি, アーリントン郡, 阿靈頓縣, 알링턴 군

People born in Arlington County (115)

People born in Arlington County, including philanthropist Bob Wallace, television and online journalist, presenter, producer, and author Katie Couric, musician Rachael Yamagata, .


  • Stan Winston (american television and film special make-up creator) he was born in 07/04/1946
  • Adam Curry (broadcasting and Internet personality) he was born in 03/09/1964
  • David M. Brown (American astronaut) he was born in 16/04/1956
  • Asher Monroe (American dancer and actor) he was born in 18/09/1988
  • Bill Potts (American musician) he was born in 03/04/1928
  • Kate Fleming (American actress, artist, singer, audio book narrator and producer) she was born in 06/10/1965
  • Terrence Jennings (American taekwondo practitioner) he was born in 28/07/1986
  • Tom Dolan (American swimmer) he was born in 15/09/1975
  • Will Yun Lee (American actor) he was born in 22/03/1971
  • Mark Linkous (American musician) he was born in 09/09/1962
  • John Franklyn Mars (American businessman) he was born in 15/10/1935
  • Nidal Malik Hasan (Jordanian-American army officer; convict) he was born in 08/09/1970
  • Frank Havens (Canoe racer) he was born in 01/08/1924
  • Richard Chartier (American artist) he was born in 29/03/1971
  • John Lipscomb (American bishop) he was born in 25/07/1950
  • Susie Bright (American writer and feminist) she was born in 25/03/1958
  • Zac Hanson (American musician) he was born in 22/10/1985
  • G. D. Falksen (American writer) he was born in 31/07/1982

Virginia Other Counties (more counties)

County Name Population Title
Fairfax County 1,150,847 County in Virginia, United States
Prince William County 475,533 County in Virginia, United States
Virginia Beach 451,231 The most populous city in Virginia, Virginia Beach is a major center for tourism, military, and business.
Loudoun County 422,784 County in Virginia, United States
Chesterfield County 358,245 County in South Carolina, United States
Henrico County 333,766 County in Virginia, United States
Chesapeake 247,011 The second most populous city in Virginia.
Norfolk 242,803 The most populous city in Virginia.
Richmond 232,226 The capital of Virginia.
Arlington 229,164 A county in Virginia.
City of Portsmouth 215,133 Administrative division in Virginia, United States
Newport News 179,062 The second most populous city in Virginia.
Alexandria 158,726 A city in Virginia.
Stafford County 156,748 County in Virginia, United States
East Hampton 147,993 Town in New York
Spotsylvania County 138,449 County in Virginia, United States