Simpson RdCity of Armadale » KarragullenDo you (or did you) live on Simpson Rd in Karragullen, WA? How has Simpson Rd changed over the years? What was Simpson Rd like in the early days? Who were the original residents of Simpson Rd? Ask a question or tell your story below... April 17, 2017 by PerthMETRO.net zoom out · satellite view · hybrid (zoom out) Rate this street If you would like to be a custodian/moderator of Simpson Rd, please contact us.