CASTRO DEL RIO EL REAL, a town of Spain in the province of Cordova. It is situated near the River Guadajocillo, about 16 miles south-east from Cordova, and contains several churches, schools, and hospitals, a handsome town-house, and a prison. Its population is about 9000, and the great majority are employed in agricultural pursuits. Its commerce is confined to the exportation of grain and oil, and its industry to coarse manufactures for domestic purposes.