 Payneham's northern boundary is Payneham Road, and Portrush Road passes south-north through the middle of the suburb.Payneham was named for himself by Samuel Payne (c. 1803–1847), who with his wife Ann, née Maslen, and two children arrived in April 1838 aboard "Lord Goderich" from London, and occupied section 285, Hundred of Adelaide in 1839.Payneham Post Office opened on 18 July 1850 and was renamed Marden in 1968.