St Peters is a suburb of Adelaide in the City of Norwood Payneham St Peters.
The area was first settled in 1838, with allotments sold to investors in the South Australia Company. It was originally a separate town and was named after the Church of England's school of St Peter. The school was established in 1849 on 30 hectares of land, today being named St Peter's College.
St Peters Post Office opened on 1 November 1886.
It was formerly the seat of its own municipality, the Corporate Town of St Peters, but since 1997 has been part of the City of Norwood Payneham & St Peters. The historic St Peters Town Hall and attached 1911 banquet hall are listed on the South Australian Heritage Register.