Dalton-in-Furness is a town in Westmorland and Furness, Cumbria, England, 4 miles north east of Barrow-in-Furness. Along with the rest of the Furness peninsula, it was historically part of Lancashire. It is in the parish of Dalton Town with Newton, alongside the nearby hamlet of Newton-in-Furness. In 2011 it had a population of 7,827.