Sariakandi Upazila has a total area of 432.55 square kilometres (167.01Β sqΒ mi).
About three-fifths is land and two-fifths is water, chiefly the Jamuna River, which flows south through the upazila.
[5][6] According to the 2011 Census of Bangladesh, Sariakandi Upazila had 75,614 households and a population of 270,719.
Sariakandi had a literacy rate (age 7 and over) of 36.94%, compared to the national average of 51.8%, and a sex ratio of 1001 females per 1000 males.
[1][8] Sariakandi Upazila is divided into Sariakandi Municipality and 12 union parishads: Bhelabari, Bohail, Chaluabari, Chandan Baisha, Fulbari, Hat Sherpur, Kamalpur, Karnibari, Kazla, Kutubpur, Narchi, and Sariakandi.