McAllen is the twentieth most populous city in Texas as well as largest city in Hidalgo County, Texas, United States. It is located at the southern tip of Texas in an area known as the Rio Grande Valley and is part of the American South. Its southern boundary is located on the Rio Grande River across the Mexican city of Reynosa, the Rio Grande, and about 70 miles (110 km) west of South Padre Island and the Gulf of Mexico. The 2010 census put the city's population at 129,877 and the McAllenEdinburgMission metropolitan area at 774,769. The ReynosaMcAllen Metropolitan Area counts with a population of nearly 1.7 million. The area around McAllen was largely rural in character dependent on agriculture for much of its history since it was settled in 1904. The latter half of the 20th century was marked by steady growth that accelerated during the 1980s and led to an economic and population boom in the 1990s and 2000s.
Contributions by L1CENSET0K1LL, Whiteblueice, and Bob Geissler.