60 (Golla 2007). Ethnic population: 220 (Golla 2007).
East Alaska, near Upper Tanana, Tanacross, Healy Lake, Dot Lake, and Tok.
Healy Lake, Mansfield-Ketchumstuck. Little dialect variation. Mansfield-Ketchumstuck is most important politically and numerically. Most similar to Upper Tanana [tau], but with different tone systems.
Recognized as a distinct language in the 1970s.