In 1932, Kazi Nazrul Islam, currently known as the National Poet of Bangladesh visited Sirajganj.

In 1940, the then Prime Minister of Bengal, A. K. Fazlul Huq laid the foundation stone of Sirajganj Government College.

In 1942, a conference of All-India Muslim League there was attended by Muhammad Ali Jinnah.

Sirajganj District of Rajshahi division has an area of about 2,497.92 square kilometres (964.45 sq mi).

The main rivers are Jamuna, Baral, Ichamati, Karatoya, Phuljor and Hurasagor.

Sirajganj District has a literacy rate (age 7 and over) of 69.48%, compared to the national average of 74.80%, and a sex ratio of 98.51 males per 100 females.

The remaining 0.02% people follow other religions, mainly Christianity and Sarnaism.

[7][1] Sirajganj is home to Sirajganj Economic Zone, the largest private economic zone in Bangladesh as of March 2024 spanning 1,041 acres of land .

The government is building a flyover to link the zone with the Dhaka-Bogura Highway.

[10] As of June 2024, Sirajganj has a growing dairy market worth over BDT 100 core and receiving export orders.

Of the nine upazilas of the district Ullahpara is the largest (414.43 square kilometres (160.01 sq mi)) and Kamarkhanda is the smallest (91.61 square kilometres (35.37 sq mi)).

There are nine (9) Upazilas, namely : Sirajganj District's transportation system is very good.