37 (1994 L. Hinton), decreasing. More than 20 speakers and 100 semispeakers of Western Mono. Under 30 speakers of Eastern Mono (Golla 2007). Ethnic population: 1,000 Eastern Mono (Golla 2007).
California: Sierra Nevada west side, between Yosemite National Park and King Canyon National Park; Sierra Nevada east side, Owens Valley, Lone Pine north to Big Pine.
Eastern Mono, Western Mono. Related to Northern Paiute [pao].
Speakers 50 and older. Shifting to English [eng].