Brantville, New BrunswickBrantville is a neighbourhood in the Regional Municipality of Grand Tracadie–Sheila, in Northumberland County, New Brunswick, Canada.It is named for the brant goose. Brant Island is located offshore.DemographicsIn the 2021 Census of Population conducted by Statistics Canada, Brantville had a population of 891 living in 380 of its 392 total private dwellings, a change of from its 2016 population of 903. With a land area of, it had a population density of in 2021.