[3] According to the 2011 Census of Bangladesh, Singra Upazila had 88,791 households and a population of 364,382.

Singra had a literacy rate (age 7 and over) of 42.93%, compared to the national average of 51.8%, and a sex ratio of 996 females per 1000 males.

Singra Upazila is divided into Singra Municipality and 12 union parishads: Chamari, Chhatardighi, Chaugram, Dahia, Hatiandaha, Italy, Kalam, Lalore, Ramanandakhajura, Sherkole, Tajpur, and Sukash.

Population: About four lacs; male 51.29%, female 48.71%; Muslim 87.59%, Hindu 11.46% and others 0.95%; ethnic national: Santal.

Religious institutions: Mosque 417, temple 75, church 2, tomb 4.