McAdam is a village located in the southwestern corner of York County, New Brunswick, Canada. The village covers 14.28 square kilometres (5.51 sq mi) and had a population of 1,151 as of 2016. An independent study was executed early 2018, and the results found that the population of McAdam had grown to 1,225. Turning the tide of a shrinking population, this is the first time the community's population grew since 1956.