Puerto Rico Sol FC is a Puerto Rican association football club from Mayagüez that currently plays in the Liga Puerto Rico, the highest level of football in the country.

Mayagüez is a city and the eighth-largest municipality in Puerto Rico. It was founded as Pueblo de Nuestra Señora de la Candelaria de Mayagüez, and is also known as La Sultana del Oeste, Ciudad de las Aguas Puras, or Ciudad del Mangó. On April 6, 1894, the Spanish Crown granted it the formal title of Excelente Ciudad de Mayagüez. Mayagüez is located in the center of the western coast on the island of Puerto Rico. It has a population of 73,077 in the city proper, and it is a principal city of the Mayagüez Metropolitan Statistical Area and the Mayagüez–San Germán–Cabo Rojo Combined Statistical Area.