Historical events Ambikacharan Majumdar of village Sendia in Rajoir upazila formed the first political party of East Bengal in 1881called ‘Faridpur Peoples Association’.

Freedom fighters had many encounters with the Pak army in the upazila including at Hajikhan, Bara bridge, Takerhat, Rajoir Police Station, Pakulya, Amgram and Boilgram.

Rajoir had a literacy rate (age 7 and over) of 48.20%, compared to the national average of 51.8%, and a sex ratio of 1023 females per 1000 males.

[5][6] According to the 2001 Bangladesh census, Rajoir had a population of 218,095, including 110,233 males, 107,862 females; 146,727 Muslims, 70,393 Hindus, 962 Christians and 13 others.

[10] The upazila is divided into 11 union parishads: Amgram, Badar Pasha, Bajitpur, Haridasdi Mahendradi, Hosainpur, Isibpur, Kabirajpur, Kadambari, Khalia, Paik Para, and Rajoir.