Sackville is a former town in southeastern New Brunswick, Canada. It held town status prior to 2023 and is now part of the town of Tantramar. Sackville is home to Mount Allison University, the top undergraduate liberal arts university in Canada. The university welcomes roughly 2200 students per academic year. Historically based on agriculture, shipbuilding, an…Sackville is a former town in southeastern New Brunswick, Canada. It held town status prior to 2023 and is now part of the town of Tantramar. Sackville is home to Mount Allison University, the top undergraduate liberal arts university in Canada. The university welcomes roughly 2200 students per academic year. Historically based on agriculture, shipbuilding, and manufacturing, the economy is now driven by the university and tourism. Initially part of the French colony of Acadia, the settlement became part of the British colony of Nova Scotia in 1755 following the Expulsion of the Acadians.