La Joya is a town on U.S. Highway 83 between Mission and Rio Grande City in Hidalgo County, Texas. Its name, meaning 'the jewel,' was derived from a small natural lake just west of the city; the lake was said by the early settlers to shine in the sun like a jewel. La Joya apartments for rent comparison page shows most up to date rent information on La Joya apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.