El Castillo, TX

united states

El Castillo is a small border community in South Texas's Rio Grande Valley, home to about 566 people in Starr County. Located just north of the Mexican border, it's accessible via US Highway 83, the main east-west route through the valley, about 45 miles west of McAllen. The town sits in flat, semi-arid terrain with mesquite brush, experiencing the region's hot summers and mild winters. Its Spanish name means "the castle," reflecting the area's deep Hispanic colonial heritage.