Situated in the southern tip of the state of Texas in the Rio Grande Valley, McAllen is considerably the largest city within the county of Hidalgo. The city's area has extended south to the Rio Grande, which is already across Reynosa, a city under Mexico. The majority of the residents are of Mexican descent and that the segregation and the transformation of the city from bringing a ranching economy to a farming one. And because of the city's proximity to the US-Mexico border, a large number of the community is bilingual. Considered to be a winter resort, it is a hub for the production of oil and gas, and also a processing center for vegetables, citrus fruits, and cotton and referred to as the center for retail in Southern Texas and Northern Mexico. McAllen's population is relatively young, where nearly 40% of the total population is younger than 20 years old.
| Population | 136,639 (27.60%) |
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