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Sultan Naga Dimaporo

A municipality in the south-western part of Lanao del Norte, Philippines, formerly known as Karomatan.

Last updated August 26, 2026

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Overview

Sultan Naga Dimaporo is a municipality in the province of Lanao del Norte on the island of Mindanao in the Philippines. The municipality occupies the south-western portion of the province and extends toward the tip of Illana Bay, which forms part of the Celebes Sea. It borders Picong in Lanao del Sur to the southeast and Tukuran and Aurora in Zamboanga del Sur to the west. Its location places it within a geographically and culturally diverse part of Mindanao, where provincial, municipal, barangay, and local community identities overlap. The municipality was established as Karomatan through Executive Order No. 588, signed on April 30, 1953. The order assembled the new municipality from territories previously administered by Kapatagan and Malabang. The constituent areas taken from Kapatagan were Tagalo, Mabohai, Pandanan, Pikinit, Dangoloan, Dableston, Calobi, Tapokon, Karomatan, Pitikol, and Sigayan. Bauyan, Dadoan, and Calibao Payong were transferred from Malabang. The barrio of Karomatan became the poblacion, or central administrative settlement, of the new municipality. The municipality retained the Karomatan name for much of its early history. It was subsequently renamed Sultan Naga Dimaporo in honor of Hadji Mohammad Naga Dimaporo, a prominent local political figure and former mayor. The renaming connects the municipality's official identity with a figure associated with its local political history. The name is rendered in several regional and national languages: Inged a Sultan Naga Dimaporo in Maranao, Lungsod sa Sultan Naga Dimaporo in Cebuano, and Bayan ng Sultan Naga Dimaporo in Filipino. Sultan Naga Dimaporo is politically divided into 37 barangays. These barangays are the municipality's basic local-government subdivisions and are themselves organized into puroks; some also contain sitios. Municipal life and administration are therefore distributed across a network of rural and settlement communities rather than concentrated solely in the poblacion. According to the 2024 Philippine census figure cited in the reference material, Sultan Naga Dimaporo had a population of 65,656. The municipality's economy and public administration are documented through Philippine government statistical and local-governance systems, including the Philippine Statistics Authority, the Department of Trade and Industry's Cities and Municipalities Competitiveness Index, and the Local Governance Performance Management System. The available reference material does not identify a single dominant commercial brand, product line, private owner, or corporate parent; Sultan Naga Dimaporo is a public municipal entity rather than a conventional consumer or corporate brand.

History

Sultan Naga Dimaporo is a municipality in Lanao del Norte, Philippines, whose earlier official name was Karomatan. Its institutional history begins with Executive Order No. 588, signed on April 30, 1953. The order created Karomatan from a set of territories detached from the municipalities of Kapatagan and Malabang. The areas transferred from Kapatagan were Tagalo, Mabohai, Pandanan, Pikinit, Dangoloan, Dableston, Calobi, Tapokon, Karomatan, Pitikol, and Sigayan. From Malabang, the new municipality received Bauyan, Dadoan, and Calibao Payong. Karomatan itself was designated as the poblacion, establishing the settlement as the administrative center of the new local government. The municipality's creation predates the 1959 division of the former province of Lanao into Lanao del Norte and Lanao del Sur. Its present setting is in the south-western part of Lanao del Norte. It borders Picong in Lanao del Sur on the southeast and Tukuran and Aurora in Zamboanga del Sur on the west. The southern portion reaches the tip of Illana Bay, a body of water connected with the Celebes Sea. This geography gives the municipality both inland and coastal characteristics and places it at an intersection of provincial boundaries and regional cultural zones. The municipality was later renamed Sultan Naga Dimaporo. The new name commemorates Hadji Mohammad Naga Dimaporo, a former mayor and locally significant political figure. In the reference account, Dimaporo was assassinated in Quiapo, Manila, on November 5, 1992. He was with his wife, Sunang, and four other companions before a planned journey to Pakistan when four gunmen attacked near a mosque. Zamboanga del Sur police officer Jam Mitumadum Enca was arrested approximately two weeks later following an order associated with President Fidel V. Ramos and was accused of involvement. The court subsequently acquitted him after he had spent two months in prison. The available source does not establish a definitive motive or identify a final perpetrator. Sultan Naga Dimaporo is currently organized into 37 barangays. Each barangay contains puroks, and some include sitios, reflecting the layered administrative structure used by Philippine municipalities. The poblacion remains the municipal center, while the barangays provide the local framework for community administration and service delivery. The municipality's official names also reflect its multilingual setting. In Maranao it is called Inged a Sultan Naga Dimaporo; in Cebuano, Lungsod sa Sultan Naga Dimaporo; and in Filipino, Bayan ng Sultan Naga Dimaporo. These forms coexist with the English administrative designation, Municipality of Sultan Naga Dimaporo. The 2024 census figure cited in the reference material gives the municipality a population of 65,656. Public information about its economy and governance is associated with Philippine government datasets and assessment systems, including the Philippine Statistics Authority, the Department of Trade and Industry's Cities and Municipalities Competitiveness Index, the Philippine Standard Geographic Code, and the Local Governance Performance Management System. The available material does not provide a detailed sector-by-sector economic profile, a list of municipal executives, or a municipal website. Sultan Naga Dimaporo should therefore be understood as a public administrative entity and locality, not as a conventional commercial brand.

  • 2024

    Population reported at 65,656

    [1]

    The cited 2024 census figure records 65,656 residents in the municipality.

  • 1992

    Death of Hadji Mohammad Naga Dimaporo

    [1]

    Former mayor Hadji Mohammad Naga Dimaporo was assassinated in Quiapo, Manila, on November 5.

  • 1959

    Lanao was divided into two provinces

    [1]

    The municipality's early history falls before the division of the former Lanao province into Lanao del Norte and Lanao del Sur.

  • 1953

    Karomatan created by executive order

    [1]

    Executive Order No. 588, signed on April 30, created Karomatan from territories formerly belonging to Kapatagan and Malabang. Karomatan was designated as the poblacion.

Products and positioning

A local-government municipality and administrative community in south-western Lanao del Norte, with a coastal setting on Illana Bay and a historical identity formerly associated with Karomatan.

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