 Boundaries extend from the United States border formed by the Rio Grande to the line near McCook.Incorporated places served by LJISD include La Joya, Palmview, Penitas, Sullivan City, and sections of Alton and Mission.La Joya ISD also serves other unincorporated communities including Abram, Citrus City, Cuevitas, Doffing, Havana, La Homa, Los Ebanos, Palmview South, and Perezville, as well as portions of West Sharyland.