182 Udaynarayanpur Assembly constituency is composed of the following: Udaynarayanpur community development block, and Anulia, Balichak, Basantapur, Kanpur and Khosalpur gram panchayats of Amta I community development block.

In the 2006 state assembly elections,[13] Chandralekha Bag of CPI(M) won the Udaynarayanpur seat defeating her nearest rival Samir Kumar Panja of Trinamool Congress.

Contests in most years were multi cornered but only winners and runners are being mentioned.

Nani Gopal Chowdhury of CPI(M) defeated Sukhendu Sekhar Roy of Trinamool Congress in 2001[12] and Shyamal Ranjan Karar of Congress in 1996.

[11] Pannalal Maji of CPI(M) defeated Saroj Ranjan Karar of Congress in 1991,[10] 1987,[9] 1982[8] and 1977.