Kathmandu ( Nepali : काठमाडौं ) 27°42′N 85°19′E ﻿ / ﻿ 27.7°N 85.317°E ﻿ / 27.7; 85.317 Official language(s) Nepali Recognised regional languages Nepal Bhasa , Maithili , Bhojpuri , Telugu , Tharu , Gurung , Tamang , Magar , Awadhi , Sherpa , Kiranti , Limbu and other 100 different indigenous