Lorca is a municipality and city in the autonomous community of the Region of Murcia in south-eastern Spain, 58 kilometres (36 mi) southwest of the city of Murcia. The municipality had a population of 95,515 in 2020, up from the 2001 census total of 77,477. Lorca is the municipality with the second largest surface area in Spain, 1,675.21 km2 (646.80 sq mi), after Cáceres. The city is home to Lorca Castle and the Collegiate church dedicated to St. Patrick.

The Region of Murcia is an autonomous community of Spain located in the southeastern part of the Iberian Peninsula, on the Mediterranean coast. The region is 11,313 km2 (4,368 sq mi) in area and had a population of 1,511,251 as at the start of 2020. About a third of its population lives in the capital, Murcia, and a seventh in the second city, Cartagena. At 2,014 m (6,608 ft), the region's highest point is Los Obispos Peak in the Massif of Revolcadores.