Madalum
Madalum is a municipality in Lanao del Sur, Philippines, situated along the periphery of Lake Lanao.
Last updated August 26, 2026
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Overview
Madalum, officially the Municipality of Madalum, is a local government municipality in the province of Lanao del Sur on Mindanao, Philippines. It is associated with the Maranao name Inged a Madalum and the Tagalog designation Bayan ng Madalum. The municipality lies along the periphery of Lake Lanao, one of Mindanao's most important inland bodies of water and a major source of hydroelectric power for the region. Madalum's modern municipal status developed through a sequence of administrative changes in the 1960s. During the second term of Mayor Hadji Usman M. Alawi, President Carlos P. Garcia issued Executive Order No. 409 on December 5, 1960, reclassifying Madalum's municipal district as a second-class municipal district. The change was based on average annual revenues recorded during the four fiscal years from 1956 through 1959 and took effect retroactively from July 1, 1960. During Alawi's third and final term, President Ferdinand E. Marcos signed Executive Order No. 77 on July 18, 1967, converting the municipal district into a fifth-class municipality. That conversion took effect from July 1, 1964, after Madalum met the required revenue threshold over the four fiscal years ending June 30, 1964. The July 18 signing date is commemorated locally as Araw ng Madalum. Geographically, Madalum is bordered by Munai in Lanao del Norte to the north, Lake Lanao to the south, Bacolod-Kalawi to the east, and Madamba to the southwest. Its territory includes lowland and upland environments, from relatively level and irrigable plains to rolling terrain and mountainous areas. The Buisan-Linuk River and other rivers, streams, and waterways contribute to irrigation potential and remain important features of local infrastructure and land-use planning. The municipality is politically divided into 37 barangays, each of which is further organized into puroks, with some also containing sitios. Madalum has a predominantly rural and agricultural economy. Rice is identified as its principal agricultural product, while other production includes corn, coconut, vegetables, root crops, bananas, plantation crops, and fruit crops. Silt and loam soils support cultivation in the lower-lying areas. Farming and fishing provide livelihoods for a substantial share of residents, alongside employment in government and private institutions. Local commercial activity is characterized by wholesale and retail trade, small businesses, community and social services, and personal services. Population movement and the transport of goods rely on jeepneys, tricycles, boats, and other local transport modes. Public infrastructure includes government offices, roads, bridges, water resources, elementary schools, and health centers distributed across parts of the municipality. Educational provision extends from elementary schooling through higher education. Major secondary institutions include Madalum National High School and Datu Raquib Zainodin National High School. Ranaw Islamic Institute of Technology provides secondary and college-level education and is identified as the municipality's first higher-education institution. The 2024 Philippine census recorded a population of 30,044. As an active municipality, Madalum's institutional identity is defined less by commercial products than by public administration, agricultural production, community services, and its cultural and geographic setting within Lanao del Sur.
History
Madalum's documented municipal history is rooted in the administrative evolution of a municipal district in Lanao del Sur. During the second term of Mayor Hadji Usman M. Alawi, the district was reclassified by Executive Order No. 409, signed by President Carlos P. Garcia on December 5, 1960. The reclassification made Madalum a second-class municipal district. It was based on the district's average annual revenue across the four fiscal years from 1956 to 1959, as certified by the General Auditing Office, and was made effective from July 1, 1960. A further institutional change occurred during Alawi's third and final term as mayor. President Ferdinand E. Marcos signed Executive Order No. 77 on July 18, 1967, formally converting Madalum from a municipal district into a fifth-class municipality. The legal effect of the conversion was dated July 1, 1964. The qualification was connected to Madalum's average annual revenue of more than four thousand pesos over the four consecutive fiscal years ending June 30, 1964. The July 18 date is observed locally as Araw ng Madalum, or Madalum Day, commemorating the municipality's formal establishment. The municipality occupies a geographically varied area around the edge of Lake Lanao. Its boundaries connect it with Munai in Lanao del Norte, Bacolod-Kalawi, Madamba, and the lake itself. The landscape rises from low-lying plains and irrigable land to rolling and mountainous uplands. Rivers and streams, including the Buisan-Linuk River, form part of the area's water system and have been identified as potential resources for irrigation and other development projects. Madalum developed as a predominantly rural agricultural community. Rice is the leading crop, supported by soils described as silt and loam. Farmers also produce corn, coconut, vegetables, root crops, bananas, fruit crops, and other plantation and agricultural products. Fishing is another important livelihood because of the municipality's relationship with Lake Lanao and its waterways. Government employment and private institutions supplement farming and fishing as sources of work. The municipality is divided into 37 barangays, with local subdivisions organized into puroks and, in some cases, sitios. Its infrastructure includes municipal and other government buildings, roads, bridges, water facilities, elementary schools, and health centers. Jeepneys, tricycles, boats, and related modes of transport connect residents, farms, waterways, and commercial areas. Education is available at multiple levels. Madalum National High School and Datu Raquib Zainodin National High School are among the municipality's principal secondary schools. Ranaw Islamic Institute of Technology, which also offers college courses, is identified as the first higher-education institution in Madalum. The municipality's population was recorded at 30,044 in the 2024 census. Its contemporary profile therefore combines formal local government, agriculture and fishing, public services, education, and a distinct Maranao cultural and lakeside setting.
- 2024
Population recorded at 30,044
[1]The 2024 census recorded Madalum's population as 30,044 residents.
- 1967
Formal establishment as a municipality
[1]Executive Order No. 77, signed on July 18, 1967, officially converted Madalum into a fifth-class municipality. The date is commemorated as Araw ng Madalum.
- 1964
Municipal conversion takes effect
[1]The conversion of Madalum from a municipal district to a municipality was made effective July 1, 1964, after the district met the applicable revenue requirement.
- 1960
Reclassification as a second-class municipal district
[1]Executive Order No. 409 reclassified Madalum as a second-class municipal district on the basis of average annual revenues from 1956 to 1959. The measure was effective July 1, 1960.
Products and positioning
A rural lakeside municipality in Lanao del Sur whose local economy and public identity are centered on agriculture, fishing, community services, education, and Maranao cultural geography.
Agricultural product
Rice
Rice is identified as Madalum's principal agricultural product. Low-lying and irrigable lands provide the main physical basis for cultivation, making rice production central to the municipality's rural economy and food supply.
Agricultural product
Corn
Corn is one of the municipality's principal secondary crops. It forms part of the broader agricultural mix produced across Madalum's plains and upland areas.
Agricultural product
Coconut and plantation crops
Coconut and other plantation crops contribute to Madalum's agricultural production. They complement rice, corn, vegetables, root crops, bananas, and fruit crops within the municipality's diversified rural economy.
Fishing and aquatic livelihood
Fishing products
Fishing is an important livelihood associated with Madalum's location along Lake Lanao and its network of rivers and streams. The available reference material does not identify particular species or branded commercial products.
Sources2 sources
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