Lac Baker is a Canadian community in Madawaska County, New Brunswick, formerly an incorporated village but now part of the town of Haut-Madawaska.
It is adjacent to the shore of Lake Baker, which derives its name from that of John Baker, founder of Baker Brook.
On 1 January 2023, Lac Baker amalgamated with the rural community of Haut-Madawaska to form the new town of Haut-Madawaska. The community's name remains in official use.
In the 2021 Census of Population conducted by Statistics Canada, Lac Baker 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.
Population trend
Mother tongue (2016)