15,000 (1991 UBS), increasing.
Luzon, west Nueva Vizcaya, northeast Pangasinan, west Ifugao provinces.
Central Kalanguya (Kayapa), Northern Kalanguya (Ambaguio), Southern Kalanguya (Santa Fe).
Latin script [Latn].
Intermarriage with Ilocanos and other groups. Children in such marriages tend to adapt a somewhat different language which is a combination of their parents’ languages. Christian, traditional religion.