Morang District (Nepali: मोरङ जिल्ला listen ), a part of Koshi Zone in Terai-Madhesh plain of proposed Limbuwan State, is one of the seventy-five districts of Nepal. The district, with Biratnagar as its district headquarters, covers an area of 1,855 km2 (716 sq mi) and has a population (2011) of 965,370. The district has a diversity of cultures and religions.
Morang lies in the southern Terai, or plains, of Eastern Nepal. Most of the land is taken up by rice and jute cultivation, though areas of sal forest remain along the northern part of the district where the plains meet the hills.
Most of the district is rural, though it is also home to Biratnagar, the second largest city in Nepal after Kathmandu, capital city of the nation. Other minor towns include Urlabari, Biratchowk, Belbari, Pathari and Rangeli. It also boasts the largest industrial area in the whole country, expanding from Rani Mills Area to Duhabi River. Biratnagar Jute Mills and Dhanawat Matches are among the nation's oldest industries.