Sadarpur Union (Bengali: সদরপুর ইউনিয়ন) is a union parishad of Mirpur Upazila, in Kushtia District, Khulna Division of Bangladesh.

[1] The union has an area of 77.52 square kilometres (29.93 sq mi) and as of 2001 had a population of 35,023.

[2] There are 7 villages and 5 mouzas in the union.

In 2017 criminals destroyed part of a local orchard after cutting down over 100 banana trees, within the Kushtia district.

This Khulna Division location article is a stub.