West Bengal on the north, Panchagarh Sadar upazila on the north-east, Boda upazila on the east, Thakurgaon Sadar and Baliadangi upazilas on the south, and Indian border on the west.

Atwari, established as a thana under Jalpaiguri district of West Bengal in 1903, was included in Dinajpur district after the partition of 1947 and had been a thana under Panchagarh sub-division since 1980. It is now an upazila. It consists of 6 unions, 62 mouzas and 64 villages.

Atwari Upazila is located in District. Upazilla(s)/Thana(s) in are .

Three-domed Mosque at Mirzapur, Chhapra-jhar (Pahar-Bhanga) and at village Sardarpara bear relics of Mughal architecture; remains of the ruined Zamindar-Bari of Aloakhoa.