Satgachhia Assembly constituency is a Legislative Assembly constituency of South 24 Parganas district in the Indian State of West Bengal.

As per order of the Delimitation Commission in respect of the Delimitation of constituencies in the West Bengal, Satgachhia Assembly constituency is composed of the following:[1] Satgachhia Assembly constituency is a part of No.

21 Diamond Harbour (Lok Sabha constituency).

[10] [1] [2] [3] [4] [5] [6] [7] [8] [9] In 2006[8] and 2001,[7] Sonali Guha of AITC won the Satgachhia Assembly constituency defeating her nearest rivals Kabita Kayal and Gokul Bairagi, both of CPI(M), respectively.

Jyoti Basu of CPI(M) defeated Chittaranjan Bag of INC in 1996,[6] Amar Bhattacharya of INC in 1991,[5] Sardar Amjad Ali of INC in 1987,[4] Dinabandhu Bairagi of INC in 1982[3] and Jumman Ali Molla of INC in 1977.