Casalayan is a barangay of the philippine municipality Lumbayanague in the province Lanao Del Sur
in Autonomous Region in Muslim
which is part of the Mindanao group
Casalayan is one of the barangays which are in the outlying area of Municipality Lumbayanague.
The municipality Lumbayanague with a population of about 21,717 and its 22 barangays belong to the partly urban areas in the Philippines. While some of the barangays developed modern urban structures, some others, especially those which are seated in the outlying areas, remained rural. By the end of 2007 Casalayan had 972 residents.
Other barangays of Lumbayanague are:
Bagoaingud, Balaigay, Bualan, Cabuntungan, Cadayonan, Cadingilan, Cadingilan A, Dala (Dalama), Dilimbayan, Diromoyod, Kabasaran (Pob.), Lamin, Mapantao-Balangas, Miniros, Nanagun, Pantaon, Pindolonan, Pitatanglan, Poctan, Singcara, Wago