Sahdullahpur is a village located in the Vaishali district of Bihar, India. It is situated approximately five kilometers from the nearby town of Lalganj and serves as the namesake for its own panchayat.
The village covers an estimated geographical area of about 650 acres. It shares its northern borders with Hussaina and Amritpur, while its southern borders are shared with Jaitipur and Sarariya. Sahdullahpur also features its own post office with the pin code 844121.