Membership in the tribe requires a 1/8 minimum blood quantum, according to rules developed by the tribe. As of 2018, there were 3,783 enrolled tribal members.
Their tribal jurisdictional area includes parts of Kay and Noble counties. The government offices are headquartered in White Eagle, near Ponca City, Oklahoma. The Ponca Tribe of Indians of Oklahoma has a democratically elected committee. They share many common cultural norms and characteristics with the Omaha, Osage, Kaw, and Quapaw peoples. Traditionally, peoples of both tribes have spoken the Omaha-Ponca language, part of the Siouan language family. The other is the Ponca Tribe of Nebraska. The Ponca Tribe of Indians of Oklahoma, also known as the Ponca Nation, is one of two federally recognized tribes of Ponca people. Omaha, Otoe, Missouria, Ho-Chunk, Iowa, and other Siouan peoples
Traditional tribal religion, Native American Church, Christianity