Sundarganj (Bengali: সুন্দরগঞ্জ) is an upazila of Gaibandha District in the Division of Rangpur, Bangladesh.

It had 122,098 households and an area of 369.85 square kilometres (142.80 square miles) According to the 2011 Census of Bangladesh, Sundarganj Upazila had 122,098 households and a population of 461,920.

Sundarganj had a literacy rate (age 7 and over) of 40.56%, compared to the national average of 51.8%, and a sex ratio of 1043 females per 1000 males.

[7] Sundarganj Upazila is divided into Sundarganj Municipality and 15 union parishads: Bamondanga, Belka, Chandipur, Chaporhati, Dohbond, Dhopadanga, Haripur, Konchibari, Kapasia, Ramjibon, Shantiram, Sorbanondo, Sonaroy, Sreepur, and Tarapur.

This Rangpur Division location article is a stub.