They speak a dialect of Quechua known as Inga Kichwa. Almost all Inga people are bilingual in Inga and Spanish, which has caused fear that the Inga language might be an endangered language.
Francisco Tandioy Jansasoy is currently involved in the creation of an Inga–Spanish–English dictionary and accompanying pedagogic tri-lingual material for its use in universities and in the Inga-speaking communities of Colombia. There has been significant linguistic and anthropological work done in the past 30 years pertaining to the Inga peoples.
- CLACS, IU. "MLCP: Center for Latin American and Caribbean Studies: Indiana University Bloomington". Iub.edu. Retrieved 16 October 2017.