Middle Arm is a village in the Canadian province of Newfoundland and Labrador. It is located on the northern shore of an inlet of Notre Dame Bay in the north-central part of Newfoundland.
The town had a population of 443 in the Canada 2021 Census.
In the 2021 Census of Population conducted by Statistics Canada, Middle Arm had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021.