It occupied an area of 42,378 km2 Bhutias, Brahmin, Chhetri, Magar, Tharu, Awadhi and Thakuri were the main ethnicities.

Ghorahi, Nepalgunj, Birendranagar were the major trade centres of Mid-Western Development Region.

Peoples of this development region celebrated numbers of festivals like Dashain, Tihar, Lhosar etc.

They grew different types of food such as rice, maize, pulse, wheat, and paddy.

Banke and Bardiya National Park, Dhorpatan Hunting Reserve, Rara National Park, Rara Lake, Swargadwari and other sacred places were in this development region.