Triyuga is one of the eight municipalities of Udayapur district of the Koshi Pradesh of Nepal. Gaighat is the headquarter of the municipality. At the 1991 Nepal census, it had a population of 55,291. The 2011 Nepal census counted 87,557 inhabitants. According to the 2021 Nepal census the total population of the municipality is 102,725. It is divided into 16 wards. Triyuga Municipality was established on B.S. Chaitra 13, 2053. It was named after Triyuga River. A river which flows through the town. Triyuga is the 3rd largest municipality in Nepal and 1st largest in Koshi Pradesh in term of size (area). The total area of the municipality is 547.43 square kilometres (211.36 sq mi)
View of a crossroad (Mainchowk) of Sagarmatha Highway and Madan Bhandari Inner Terai Highway, a clock tower in center with statue of cow on its top.
Triyuga higher secondary school
A football ground (Tharuhat Stadium)
A view of a street to main chowk, Gaighat Bazar from Pipal Chowk
Udayapur District (Nepali: उदयपुर जिल्ला, is one of the 14 districts of Koshi Province in eastern Nepal. The district, with Triyuga as its district headquarters, covers an area of 2,063 km2 and in 2001 had a population of 287,689, in 2011 of 317,532, in 2021 of 342,773
A scene of Mahabharat hills in Udayapur