According to the
2022 Bangladeshi census, Chirirbandar Upazila had 78,147 households and a population of 323,880. 8.90% of the population were under 5 years of age. Chirirbandar had a literacy rate (age 7 and over) of 75.94%: 78.98% for males and 72.90% for females, and a sex ratio of 100.77 males for every 100 females. 30,504 (9.42%) lived in urban areas. Ethnic population was 1933 (0.60%). According to the
2011 Census of Bangladesh, Chirirbandar Upazila had 68,415 households and a population of 292,500. 64,830 (22.16%) were under 10 years of age. Chirirbandar had a literacy rate (age 7 and over) of 52.88%, compared to the national average of 51.8%, and a sex ratio of 995 females per 1000 males. 8,683 (2.97%) lived in urban areas. Ethnic population was 3,140 (1.07%), of which
Santal were 2,478. As of the
1991 Bangladesh census, Chirirbandar has a population of 232409. Males constitute 51.43% of the population, and females 48.57%. This Upazila's eighteen up population is 114095. Chirirbandar has an average literacy rate of 28.6% (7+ years), and the national average of 32.4% literate. ==Administration==