Koojan StCity of Armadale » HaynesDo you (or did you) live on Koojan St in Haynes, WA? How has Koojan St changed over the years? What was Koojan St like in the early days? Who were the original residents of Koojan St? 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 Koojan St, please contact us.