Arlington is part of the Mid-Cities region of the Dallas–Fort Worth–Arlington metropolitan statistical area and is a principal city of the metropolis and region. The city had a population of 394,266 in 2020, making it the second-largest city in the county after Fort Worth and the third-largest city in the metropolitan area, after Dallas and Fort Worth.
Arlington was founded in 1876 along the Texas and Pacific Railway. Arlington is the 50th-most populous city in the United States, the seventh-most populous city in the state of Texas, and the largest city in the state that is not a county seat.
Arlington is named after General Robert E. Lee’s Arlington House in Arlington County, Virginia. Arlington grew as a cotton-ginning and farming center and incorporated on April 21, 1884. The city could boast of water, electricity, natural gas, and telephone services by 1910, along with a non-federal public school system.
Arlington is home to the University of Texas at Arlington, a major urban research university, the Arlington Assembly plant used by General Motors, the Nuclear Regulatory Commission Region IV, Texas Health Resources, Mensa International, and D. R. Horton.
Additionally, Arlington hosts the Texas Rangers at Globe Life Field, the Dallas Cowboys at AT&T Stadium, the Arlington Renegades at Choctaw Stadium, the Dallas Wings at College Park Center, the International Bowling Campus (which houses the United States Bowling Congress, International Bowling Museum and the International Bowling Hall of Fame), the theme parks Six Flags Over Texas (the original Six Flags) and Hurricane Harbor.
On January 13, 1996, a 9-year-old girl, Amber Hagerman, was abducted in Arlington and found murdered four days later. No one has been arrested or convicted for her murder as of 2024. The case led to the creation of the AMBER ALERT system.
On July 4, the all-volunteer non-profit Arlington Fourth of July Parade Association puts on the annual parade through Downtown Arlington and UT Arlington’s College Park District, featuring floats and entries from local schools, businesses, and organizations. The parade is broadcast on local radio stations as well as on the AISD TV station and website.
Texas Live! is a $250 million mixed-use district featuring dining, entertainment, and a 302-room hotel with a convention center. The 200,000-square-foot district is located immediately outside the new Globe Life Field. Texas Live! opened in August 2018.
On March 25, 2025, The National Medal of Honor Museum is a museum that honors United States Armed Forces Medal of Honor recipients, founded and funded by the National Medal of Honor Museum Foundation.
The United Football League (UFL), headquartered in Arlington, is a professional American football high level minor league in the United States. The league was created following the merger of the latest incarnations of the XFL and United States Football League (USFL); it started play in March 2024. It comprises eight teams, all of which were members of the XFL or USFL prior to the UFL’s creation, concentrated in the Midwest and Southern United States.