4.4 km 2 (1.7 sq mi) Highest elevation 1,740 m (5,710 ft) Lowest elevation 827 m (2,713 ft) Population (2009)      • Total approx. 250,000  • Ethnicities Khas ( Brahmin , Chhetri , Thakuri & Dalits ), Gurung , Magar , Newar , Thakali  • Religions Hinduism , Buddhism Time zone GMT +5:45 Postal Code 33700 (WRPD), 33702, 33704, 33706, 33708, 33713 Area code(s)