Bakerganj on the north, Barguna Sadar upazila on the south, Mirzaganj upazila on the east, Kathalia and Bamna upazilas on the west.

Betagi thana was established in 1920 and was turned into an upazila in 1983. The upazila consists of 7 union parishads, 59 mouzas and 75 villages.

Betagi Upazila is located in Barguna District. Upazilla(s)/Thana(s) in Barguna are Amtali Upazila, Bamna Upazila, Barguna Sadar Upazila, Betagi Upazila, Patharghata Upazila.

Bibichini Shahi Mosque.