on the south; a larger portion of Santa Maria on the east; a portion of the municipality of Bulakan on the extreme southwestern side; and a portion of Balagtas on the western side. Bocaue is traversed by the Bocaue River, a continuation of the confluence of Santa Maria River and San Jose River and a few other minor rivers and creeks, all of which are distributaries of the Angat drainage basin. The main source of Angat River and the Angat drainage basin, as well as their distributaries, is the Sierra Madre mountain range. Along these rivers are many man-made fish ponds used for raising and farming fish like bangus and tilapia. Bocaue was once part of the 2nd district of Bulacan along with Balagtas, Guiguinto, and Pandi. It was moved to the 5th district along with Balagtas, Guiguinto, and Pandi. Barangays Bocaue is politically subdivided into 19 barangays. Climate Demographics In the 2020 census, the population of Bocaue, Bulacan, was 141,412 people, with a density of . Religion The St Martin of Tours Church of Bocaue, otherwise known as The Diocesan Shrine of Bocaue, is one of the oldest churches in the province of Bulacan. The reputed Mahal na Krus ng Wawa (Beloved Holy Cross of Wawa) is kept here. The Feast of the Holy Cross of Wawa is a festival held on the first Sunday of July, observed in honor of the Holy Cross of Wawa (Mahal na Krus sa Wawa), a relic believed to have saved the life of an old woman drowning in the Bocaue River. The main feature of this fiesta is the Pagoda, a gaily decorated structure riding on a huge bangka, which glides along the town river carrying people from all walks of life. Other religious denominations in the town include Iglesia ni Cristo, Jehovah's Witness, Methodist, Aglipayan, Adventist, Baptist, and the Church of Jesus Christ of Latter-day Saints. There are also a number of Evangelical, Pentecostal, Members Church of God International and Charismatic churches, ministries, fellowships, and groups in the municipality. Muslims are also found in the municipality. Economy Bocaue's town center is 27 kilometers north of Manila if reached via the North Luzon Expressway (NLEX) and the Bocaue Exit (in Barangay Turo). NLEX provides fast transport to Metro Manila from where it begins at Mabalacat, Pampanga, and Bocaue is the highway's middle route. The town's major industry is fireworks-making, which has earned