DARWEN, municipal borough, Darwen parliamentary di vision, Lancashire, England, 20 m. north-west from Manchester by the L.M.S. railway. Pop. (1931) 36,cno. It lies on the river Darwen, which traverses a densely populated manufacturing dis trict, and is surrounded by high-lying moors. In the neighbour hood are collieries and stone quarries. Darwen manufactures cotton goods, paper, and has blast furnaces and fire-clay works. It has a market hall, technical schools, a free library, and two public parks. Darwen was incorporated in 1788.