[5] During the reign of the Palas and Senas, Lalpur developed into an important administrative centre of Varendra and maintained river communication with Krishnanagar, Nadia.

[7] The territories now comprising Lalpur Upazila are home to several shahi mosques, particularly in the villages of Salampur, Mominpur, Baora, Nabirpara and Madhabpur.

The Arbab Saraikhana and Mosque complex was constructed after the area was annexed to the Sur Empire in the 16th century.

The name of Lalpur is thought to have been derived from Lal Khan, a notable Mughal officer stationed in this area.

[8] Lalpur is also home to the mosque and dargah of Shah Baghu Dewan in Bhellabaria, a prominent Bengali Sufi saint from the late Mughal period.

[4] During the Bangladesh Liberation War of 1971, Bengali freedom fighters clashed with the Pakistan Army in the village of Moyna on 30 March.

The status of Lalpur Thana was upgraded to upazila (sub-district) in 1983 as part of the President of Bangladesh Hussain Muhammad Ershad's decentralisation programme.

Farmers also produce huge amounts of date juice in winter and make candy from its remains.

[citation needed] These include organizations such as AVA, BRAC, Grameen Bank, SETU, DISHA, UDDIPAN, TMSS and so on.

Lalpur had a literacy rate (age 7 and over) of 50.62%, compared to the national average of 51.8%, and a sex ratio of 982 females per 1000 males.