Jauja (Shawsha Wanka Quechua: Shawsha or Shausha, formerly in Spanish Xauxa, with pronunciation of "x" as "sh") is a city and capital of Jauja Province in Peru. It is situated in the fertile Mantaro Valley, to the northwest of Huancayo (the capital of Junín Region), at an altitude of . Its population according to the 2007 census was 16,424.