Dong Nai is located on the south of Vietnam. It is surrounded by Lam Dong in the north, Binh Thuan in the east, Ba Ria - Vung Tau in the south, Binh Duong, Binh Phuoc and Ho Chi Minh City in the west.
The topography includes some valleys, lowland, hill. The main kinds of land are bazan, alluvial soil. Therefore, it is good condition for industrial plants (rubber, coffee), and orchard.