Totley is a suburb on the extreme southwest of the City of Sheffield, in South Yorkshire, England. Lying in the historic county boundaries of Derbyshire, Totley was amalgamated into the city of Sheffield in 1935, and is today part of the Dore and Totley electoral ward in the city, though it remains close to the contemporary county boundary of Derbyshire. Totley had a population of 7,963 in 2011.