Located on Mekong River Delta, Tra Vinh Province borders Ben Tre, Vinh Long provinces on the north, Soc Trang Province on the west, and East Sea on the east with 65km seaside.

Topography includes coastal plain, alluvial deposits, hundreds of mounds and sand caves, a complex network of rivers and canals.
Tra Vinh is on tropical monsoon region. The weather is hot around the year. The dry season lasts from December to April. The rainy season is between May and November. Annual average temperature is 260C.