a town of the province of Bulacan, Luzon, Philippine Islands, on an arm of the Pampanga delta, 22 m. N.N.W.
of Manila. Pop. (1903) 11,589; after the census enumeration, the town of Guiguinto (pop. 394 8) was annexed. Bulacán is served by the Manila-Dagupan railway. Sugar, rice, indigo and tropical fruits are the chief products of the fertile district in which the town lies; it is widely known for its fish-ponds and its excellent fish, and its principal manufactures are jusi, pina, ilang ilang perfume and sugar. With the exception of the churches and a few stone buildings, Bulacan was completely destroyed by fire in 1898.