L1 users: 535,000 (2013 UNSD), increasing. 350,000 Agole, 70,000 Toende (2004 SIL). Total users in all countries: 549,000.
Upper East region: Bawku district.
Toende (Western Kusaal), Agole (Angole, Eastern Kusaal). Further investigation of the Toende dialect in Burkina Faso is needed. Possible marginal intelligibility with Eastern (Angole) Kusaal. Many claim to be able to understand the related languages: Mòoré [mos], Dagbani [dag], Mampruli [maw], and Farefare [gur]. Kusaal is a member of the Mòoré-Dagbani subgroup.
Vigorous. All domains. All ages. Also use Hausa [hau].
Latin script [Latn], used since 1968.
Traditional religion, Muslim.