Peterborough City Hall is the seat of municipal government of Peterborough, Ontario, Canada. It is a 2+1⁄2-storey building, located at 500 George Street North, across the street from Confederation Park, the Drill Hall and Armouries and Peterborough Collegiate. The complex consists of two buildings: the City Hall built in 1951 and the former Carnegie Library built in 1911.