Gaighat is the authoritative headquarter of the Udayapur region. Being the headquarter, it is the most populated spot of Udayapur. The area of Udayapur is flanked by normal outskirts with slopes and waterways. Koshi waterway in the east of the locale isolates it from Sunsari, Sun Kosi stream in the north draws a marginal which isolates it from Bhojpur and Khotang. Sindhuli lies in the west over the Tawa Khola and Shivalik slopes in the south isolated it from external terai of Siraha and Saptari.

Gaighat is the headquarter of the Triyuga Municipality. Triyuga is the third biggest region in Nepal and first biggest in Province No. 1. This district is home to the well known Udayapur Valley. Gaighat is in the plane of the Valley. Udayapur Valley is the biggest valley in eastern Nepal having impressive common attractions, for example, the Triyuga stream, Baruwa waterway moving through the town. As indicated by the 2011 registration, Triyuga Municipality has a populace of 87,557. Among them, Chhetri was the biggest gathering of standing living there followed by Tharu, Rai, Magar, Brahmin.

Arriving

Gaighat, Udayapur is 330km from Kathmandu and takes around 8 hours to reach. The Sagarmatha Highway associates the Gaighat with the remainder of Nepal. There is no non-stop trip to the city. Be that as it may, on the off chance that you are in a period crunch and need to reach Udayapur quick and with comfort then a choice is to travel to Rajbiraj Airport. It is just 57km from the city and neighborhood transports and taxicabs can be effortlessly found to make a trip to Gaighat. Nepal and Shree Airlines have been offering their support through Rajbiraj Airport.