Siraha is the headquarters and municipality of Siraha District, a part of Sagarmatha Zone, Nepal. Siraha had a population of 28,442 according to the census of 2011. and a population of 82,531 as of 2015. The mayor ois Asheswor Yadava and the deputy mayor is Dr. Namita Yadav. Both assumed office on 25 September 2017. The town is at 80 metres (260 ft) altitude, 29 kilometres (18 mi) ESE of Janakpur.