ong before , Banisilan was an old barangay since the time of the Spanish Regime. The geographical map of the republic per indication, proves its existence, Hence, due to colonialism of the foreigners, the inhabitants evacuated the place and sought refuge to an abandoned land.

        ccording to reliable information from the prominent Datus and Sultans, isolated Banisilan accidentally acquired its name from the fresh water called Banisil.

        efore Banisilan was created as a separate municipality from Carmen, its mother town, the Late President Ramon Magsaysay signed Proclamation No. 317 dated July 17, 1956 reserving an area of 100,018 hectares of lands for resettlement project. It's under the General Administration and supervision of the NARRA now known as the Department of Agrarian Reform. These resettlement project covers three (3) municipalities and part of these was the North Cotabato Resettlement Project No. 1. As years passed, hundreds of landless and qualified families coming from almost all parts of the country were resettled in the project.

        he creation of the North Cotabato Resettlement Project No. 1 ( formerly made-up of eight (8) barangays now twenty (20) located in the upper northern portion of Carmen ) has greatly helped in the solution of the country's problems particularly in Land Reforms Program.

        he municipality of Banisilan was created on November 29, 1982 under Batas Pambansa Blg. 141. It was only in 1982 when the first set of offices and function as a regular municipality.