According to the [[2007 Peru Census]], the language learnt first by most of the residents was [[Spanish language|Spanish]] (86.63%) followed by [[Quechua language|Quechua]] (9.29%). The Quechua varieties spoken in Junín are [[Huanca Quechua]] (in the SouthSouthwest), [[Yaru Quechua]] (in the NorthNorthwest, especially in [[Tarma Province]]) and [[Chanka Quechua]] (especially in [[Satipo Province]] in the East). The following table shows the results concerning the language learnt first in the Junín Region by province:<ref>[http://iinei.inei.gob.pe/iinei/RedatamCpv2007.asp?id=ResultadosCensales?ori=C inei.gob.pe] {{webarchive|url=https://web.archive.org/web/20130127005551/http://iinei.inei.gob.pe/iinei/RedatamCpv2007.asp?id=ResultadosCensales%3Fori%3DC |date=2013-01-27 }} INEI, Peru, Censos Nacionales 2007</ref>
