A language of United States

Alternate Names
Upland Yuman, Upper Colorado River Yuman

690 (2010 census). 90 Havasupai, 460 Walapai, 140 Yavapai (2010 census). Ethnic population: 3,860 (Ichihashi-Nakayama et al 2007). Including 570 Havasupai, 1,870 Walapai, 1,420 Yavapai (Ichihashi-Nakayama 2004).


Arizona: central and northwest. Walapai dialect: Grand Canyon south rim; Havasupai dialect: Grand Canyon bottom.

Language Status

6b (Threatened).


Havasupai, Walapai (Hualapai, Hualpai, Hwalbáy), Yavapai. 78%–98% intelligibility among dialects. Lexical similarity: 91%–95% among dialects.

Language Use

Bilingual education programs in Walapai and Havasupai. Yavapai taught in reservation school in Prescott (Golla 2007). All ages for Walapai, Havasupai, middle-aged and older for Yavapai (Golla 2007). Also use English [eng].

Language Development
Literacy rate in L1: 1%–5%. Literacy rate in L2: 75%–100%. Grammar. Bible portions: 1980.

Latin script [Latn].

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