Devkot (now in India) which rotated as the capital of Lakhnauti was located 18 kilometres (11 mi) south of Dinajpur town.

An ancient engraved stone, believed to be from the Gupta era, was recovered from the bank of a pond near Sura Masjid in the Ghoraghat Upazila in Dinajpur in 8 October.

In 1765, the British got the Dewani of Bengal and in 1772 an English District Collector and Chief of Revenue was appointed in Dinajpur.

The District Magistrate's area at that time extended to Malda, Bagura, and Dinajpur.

The district Dinajpur in British times included a greater portion of Bagura.

At the time of Revenue Survey in 1857–1861, the total area of the district was 11,880 km2 (4,586 sq mi).

Between 1795 and 1800, large tracts of land were transferred to Purnea, Rangpur and Rajshahi for administrative convenience and better enforcement of law and order.

At that time, except Thakurgaon Sub division, the rest of Dinajpur district remained under the direct supervision of the collector.

At first, after its formation in 1856, the Dinajpur Municipality used to be run by a town committee presided over by the Deputy Magistrate.

People of the district took part in the Tebhaga movement and also had significant contribution in the War of Liberation of 1971.

The district has a total area of 3437.98 km2, located in between 25°10' and 26°04' north latitudes and in between 88°23' and 89°18' east longitudes.

The district has a distinct monsoonal season, with an annual average temperature of 25 °C (77 °F) and monthly means varying between 18 °C (64 °F) in January and 29 °C (84 °F) in August.

According to the 2022 Census of Bangladesh, Dinajpur District had 836,977 households and a population of 3,315,236, of whom, 19.11% of the inhabitants lived in urban areas.

Dinajpur had a literacy rate (age 7 and over) of 76.14%, compared to the national average of 74.80%, and a sex ratio of 100.46 males per 100 females.

The plan to establish an open pit mine in nearby Phulbari was aborted in 2006 in the wake of a mass protest by the local people.

Crops and grown in the district include rice, wheat, maize, potato, brinjal, and tomato.

The upazilas of this district are: Dinajpur's transportation system is predominantly based on road and rail networks, with limited use of waterways.

These modes of transportation effectively support the district's socio-economic activities, contributing to its connectivity and development.

The act of the university was passed on 8 July 2001 in the Jatio Shongsad (National Assembly) was followed by a gazette notification on 8 April 2002.

Dinajpur Medical College Journal is recognised by the BMDC and is published twice a year (ISSN 2070-2019).

The METI Handmade School, a primary school for 169 students located in Rudrapur in Dinajpur district, was built with the assistance of local craftsmen making use of traditional materials, primarily mud and bamboo.

Dinajpur Boasts a regional training centre of Bangladesh Krira Shiksha Pratisthan.

Bangladesh Krira Shiksha Pratisthan situated at Basher hat near to HSTU campus.