St John's Blackheath is an all age Anglican church in the Vanbrugh Park area of Blackheath, part of the Royal Borough of Greenwich in southeast London, England. Built in the 1850s to the design of architect Arthur Ashpitel, it provided "an important visual and spiritual focus" to a rapidly growing high-class residential area. The church has an Evangelical character. There are two services on a Sunday. St John's Blackheath has thriving children's groups and youth groups.