San Roque is a Spanish municipality and city located in the Strait of Gibraltar area, specifically in the southeastern tip of the province of Cádiz, in the autonomous community of Andalusia. It belongs to the comarca of Campo de Gibraltar and its association of municipalities. It is the third largest city in its comarca, part of the metropolitan area of Campo de Gibraltar, and the eleventh largest in the province.
San Roque retains all the symbols and titles that Gibraltar enjoyed during the Spanish presence.
The main core of the municipality, known as San Roque Centro or the urban center, is located in the center of the Bay of Algeciras and houses approximately 40% of the municipality's population. The rest of the residents of San Roque live in a dozen neighborhoods spread throughout the municipal area.
The economy of San Roque is based on the chemical, oil, and energy industries, with the municipality hosting the most important industrial zone in Andalusia, which includes the Gibraltar-San Roque refinery and a power plant. The industrial sector is complemented by tourism, especially high-level tourism, focused on the luxury development of Sotogrande and the Valderrama Golf Club, which hosts major European and world championships, such as the 1997 Ryder Cup.