Mughalsarai is a constituency of the Uttar Pradesh Legislative Assembly covering the city of Mughalsarai in the Chandauli district of Uttar Pradesh, India.

[1] It is one of five assembly constituencies in the Chandauli Lok Sabha constituency.

As of 2022, the Member of Legislative Assembly from the seat is Bharatiya Janta Party candidate Ramesh Jaiswal who won in the 2022 Uttar Pradesh Legislative Assembly election by defeating Samajwadi Party candidate Chandra Shekhar Yadav by a margin of 14,921 votes.

[2][3] The constituency has a preponderance of voters belonging to Yadav and Baniya caste.

The Kayastha Kurmi,Rajput, Brahmin stand second-third only to the twin caste of Yadav-Baniya in population, in this constituency.