106,000 (1990 census), increasing. 86,900 in Basilan Province. 35,000 monolinguals. L2 users: Few outsiders learn Yakan. Some traders for commerce purposes.
Sulu Archipelago, Basilan, and small surrounding islands; Sakol island; west Mindanao, Zamboanga east coast. Concentrated away from the coast.
4 (Educational). De facto language of provincial identity in Basilan province.
VOS, VSO; prepositions; genitives after noun heads; articles before noun heads, adjectives after noun heads, numerals before and after noun heads; question word in sentence-initial position; 2 prefixes, 1 suffix; word order distinguishes subjects, objects and indirect objects, given and new information, topic and comment; affixes do not indicate case of noun phrase; non-obligatory verb affixes indicate number; passives; causatives; comparatives; ergativity; CV, CCV, CVC; nontonal.
Land division in families and increasing population pushes young people to seek employment in cities or other countries. Muslim.