Las Milpas (Spanish: "the milpas (cornfields)") is a colonia in the City of Pharr, in central Hidalgo County, Texas in the Rio Grande Valley. It was previously an unincorporated area. Las Milpas is located off of U.S. Highway 281, 5 miles (8.0 km) south of the city center of Pharr,[1] and between McAllen and the United States-Mexico border.[2]