Gazipur Sadar Upazila

Gazipur Sadar () is an upazila (sub-district) of the Gazipur District in central Bangladesh, part of the Dhaka Division. 
Gazipur Sadar is one of the five upazilas in the Gazipur district. It is bordered by the upazilas of Sreepur, Kaliganj, and Rupganj in the north and east, and Savar, Rupganj, Uttara Thana, Kaliakoir, and Savar in the south and west. 
Geography.
Gazipur Sadar has a total area of .
Water Bodies.
Main rivers: 
Tongi Canal is also a significant water body.
Demographics.
According to 1991 Bangladesh census, Gazipur Upazila had a population of 588,492. Men and women made up 53.83% and 46.17% of the population respectively. The entire adult population was 322,434. Gazipur Upazila had an average literacy rate of 43.8% (7+ years), compared to the national average of 32.4%. 
Total 866,540; male 471,768, female 394,772; Muslim 817,926, Hindu 45,068, Buddhist 3,185, Christian 188 and others 173. Indigenous communities such as Koach and Rajbangshi belong to this Upazila.
The top attractions to visit in Gazipur are: Nuhash Polli, Bangabandhu Safari Park, Bhawal National Park, Turag Waterfront Resort, and Bangabandhu Sheikh Mujib Safari Park.
Administration.
Gazipur Upazila, which was established in 1983, consists of Joydebpur and Tongi police stations.
Gazipur Sadar Upazila is divided into four union parishads: Baria, Bhaowal Gar, Mirzapur, and Pirujali.
Gazipur City Corporation was formed on 16 January 2013 from Gazipur Municipality, Tongi Municipality, and Gazipur Cantonment.
Gazipur Sadar Upazila Parishad is located near the Dhaka University of Engineering & Technology, Gazipur (DUET), BIDC Road, Gazipur.
Education.
There are eight colleges in the Gazipur Sadar Upazila while Bhawal Badre Alam Government College is the only institute offering a master's degree.
According to Banglapedia, Rani Bilashmoni Govt. Boys' High School, founded in 1905, is a notable secondary school.