Palash, Shibpur and Raipura upazilas on the north, Araihazar upazila on the south, Bancharampur and Raipura upazilas on the east, Palash and Rupganj upazilas on the west.

Narsingdi thana, now an upazila, was established in 1930. The upazila consists of two municipalities (Sadar and Madhabdi), 18 wards, 48 mahallas, 14 union parishads, 203 mouzas, 270 villages.

Narsingdi Sadar Upazila is located in Narsingdi District. Upazilla(s)/Thana(s) in Narsingdi are Belabo Upazila, Monohardi Upazila, Narsingdi Sadar Upazila, Palash Upazila, Raipura Upazila, Shibpur Upazila.

Stone image (Sena period) discovered at Narsingdi Town, silver coin of Gias Uddin Azam Shah at Algi Village, silver coin (Sultani period) at Panchdona, copper plate inscription of Bhoj Barmadeva discovered at village Belabo, 29 silver coins (1011 AH) discovered at Laskar Para, tomb of Kabul Shah, tomb and mosque of Hazrat Shah Osman.