Par the 2001 Bangladesh census, Jamalpur sadar upazila had a population of 568726; males constituted 290159, females 278567; Muslim 556986, Hindu 10807, Buddhist 299, Christian 36 and others 598.
The 2001 Bangladesh census reported that Jamalpur sadar upazila had a total population of 568726, with males accounting for 290159 and females for 278567; the Muslim population was 556986, followed by Hindus (10807), Buddhists (299), Christians (36), and others (598).