Dasar Upazila
Dasar Upazila is an upazila of Madaripur district in the Division of Dhaka, Bangladesh. History 
A police investigation centre was set up in Dasar on February 2, 2012. Later, the Dasar Thana (police station) was formed on March 2, 2013, with five unions of Kalkini Upazila. Shortly thereafter, the local administration proposed to convert Dasar into upazila. At the meeting of the National Implementation Committee on Administrative Restructuring (NICAR) on November 20, 2017, the Dasar Thana (police station) was supposed to be upgraded to upazila but it was rejected and asked to conduct a further examination. Then on 26 July 2021, it was decided to make Dasar a full-fledged upazila at the 117th meeting of NICAR. Administrative areas 
Dasar Upazila consists of 5 unions and 67 mouzas. Unions 

 Gopalpur Union
 Kazibakai Union
 Baligram Union
 Dasar Union
 Nabagram Union

Geograph 
The geographical location of Dasar Upazila is . Its total area is 76.08 km2. Dasar upazila is bounded on the north by Madaripur Sadar upazila, on the south by Agailjhara Upazila, on the east by Kalkini upazila and on the west by Kotalipara upazila. The Palrodi river flows over the upazila. According to the 2011 Bangladesh census, the population of Dasar upazila was 71,494. References 

Upazilas of Madaripur District