where is dumbleyung in wa
From Wikipedia, the free encyclopedia. Dumbleyung is a town and shire in the Wheatbelt region of Western Australia, 267 kilometres (166 mi) south-east of Perth between Wagin and Lake Grace on State Route 107.he first three families to settle in the area were the Cronin, Kersley and Bartram families. George Kersley, Sr. and his future son-in-law Henry Bartram were from pioneer families of the Beverley district and they used to take their sheep flocks from Beverley to Lake Dumbleyung for grazing.