15,000 in Colombia (1992 SIL). 90%–95% monolingual. Population total all countries: 15,040. Ethnic population: 71,000 (Arango Ochoa and Sánchez Gutierrez 1998).
Upper Sinu, San Jorge, San Pedro, and Murri rivers. Also in Panama.
A few also use Spanish [spa].
Catio is sometimes used for other Chocoan groups.