Midginbil is a locality in the Tweed Shire of New South Wales, Australia. It had a population of 84 as of the .
As of the 2021 Australian census, 84 people resided in Midginbil, up from 72 in the . The median age of persons in Midginbil was 50 years. There were fewer males than females, with 48.2% of the population male and 51.8% female. The average household size was 2.7 people per household.