Mohanpur is an Indian village in the Mithila region of Bihar. It is about 4 kilometres away from the district headquarters, Madhubani.
Maithili is the language spoken here.
The major festival of this area is Chhath Puja in which people offer prayers to Lord Sun. Holi, Diwali, Dussehra, Makar Sankranti and Christmas are celebrated.
Bus services are available here for the district headquarters Madhubani and various other famous places in the region.