Gnowellen is a locality located in the Great Southern region of Western Australia.

Demographics

As of the 2021 Australian census, 30 people resided in Gnowellen, up from 26 in the 2016 census. The median age of persons in Gnowellen was 33 years. There were more males than females, with 65.7% of the population male and 34.3% female. The average household size was 2.4 people per household.