El Paso is a city in and the county seat of El Paso County in the far western part of the U.S. state of Texas. The 2020 population of the city from the U.S. Census Bureau was 678,815, making it the 23rd-largest city in the United States, the sixth-largest city in Texas, and the second-largest city in the Southwest behind Phoenix, Arizona. El Paso ranks 5th in the nation with the largest proportion of Hispanic population. Its metropolitan statistical area covers all of El Paso and Hudspeth counties in Texas, and had a population of 843,725 in 2019.
El Paso stands on the Rio Grande across the Mexico–United States border from Ciudad Juárez, the most-populous city in the Mexican state of Chihuahua with over 1.4 million people. Las Cruces, in the neighboring U.S. state of New Mexico, has a population of 215,579. On the U.S. side, the El Paso metropolitan area forms part of the larger El Paso-Las Cruces combined statistical area, with a population of 1,060,397.
These three cities form a combined international metropolitan area sometimes referred to as the Paso del Norte or the Borderplex.