| Maguindanao's 1st congressional district | |
|---|---|
| Former constituency for theHouse of Representatives of the Philippines | |
Location of Maguindanao within thePhilippines | |
| Province | Maguindanao |
| Region | Bangsamoro |
| Population | 821,475 (2015)[1] |
| Electorate | 484,349 (2022)[2] |
| Major settlements | |
| Area | 3,988.82 km2 (1,540.09 sq mi) |
| Former constituency | |
| Created | 1987 |
| Abolished | 2022 |
Maguindanao's 1st congressional district was one of the twocongressional districts of the Philippines in the province ofMaguindanao. It was represented in theHouse of Representatives from 1987 to 2022.[3] The district stretched along theMoro Gulf coast of western Maguindanao and includesCotabato City, an independent port city.Barira,Buldon,Datu Blah T. Sinsuat,Datu Odin Sinsuat,Kabuntalan,Matanog,Northern Kabuntalan,Parang,Sultan Kudarat,Sultan Mastura andUpi are the district's constituent municipalities.[4] From 2006 to 2008, the district was briefly replaced by the lone district ofShariff Kabunsuan, a short-lived province that was carved out of the same area in Maguindanao and which was eventually nullified by theSupreme Court. It was last represented in the19th Congress by Sittie Shahara Mastura ofLakas-CMD, who was later redistricted toat-large district of the newly established province ofMaguindanao del Norte in 2022.[5]