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is a city in western Hidalgo County, Texas, United States, along U.S. Route 83 between Mission and Rio Grande City. The population was 3,303 at the 2000 census.
La Joya is part of the McAllen–Edinburg–Mission Metropolitan Statistical Area.
According to the United States Census Bureau, the city has a total area of 2.9 square miles (7.5 km²), of which, 2.8 square miles (7.2 km²) of it is land and 0.1 square miles (0.3 km²) of it (3.47%) is water.