Inaruwa is the headquarter of Sunsari district that lies in the Koshi province of Eastern Nepal. Inaruwa is a municipality since the time of Panchayat in the year 2047 BS. After 2015, it has been operating under a mayor-council form of government and is currently led by Mayor Kedar Bhandari. Spanning 77.92 square kilometers, the municipality is home to a population of nearly 75 thousand residents.