Sanphebagar is a municipality in Achham District in Sudurpashchim Province of Nepal that was established on 18 May 2014 by merging the two former Village development committees Baijinath, Jalapadevi, Siddheswar, Mastamandau, Nawathana, Bhagyeshwar, Ridikot, Chandika.

At the time of the 2011 Nepal census it had a population of 33,788 people living in 6,693 individual households.

At the time of the 2011 Nepal census, Sanphebagar Municipality had a population of 34,128.

[4] In terms of ethnicity/caste, 57.2% were Chhetri, 17.9% other Dalit, 9.7% Kami, 5.2% Hill Brahmin, 4.5% Damai/Dholi, 1.4% Sarki, 0.8% Thakuri, 0.6% Teli, 0.5% Musalman, 0.3% Magar, 0.3% Sanyasi/Dasnami, 0.2% Badi, 0.2% Rai, 0.2% Tharu, 0.1% Bengali, 0.1% Terai Brahmin, 0.1% Lohar, 0.1% Newar, 0.1% Tamang, 0.1% other Terai and 0.3% others.

On 14th Oct, 2018 flights resumed after 13 years from the initiatives of former mayor Kul Bahadur Kunwar.