Landlord Rajachandra died only at 49 leaving his widowed wife Rani Rasmoni and three daughters on 9 June 1836.

Padmamoni, the eldest daughter of Rani Rasmoni, married Ramchandra and gave birth to seven children; Mahendranath, Ganeshchandra, and five others.

Gopalgnaj - Madaripur was a large water body back then where maritime robbery was a regular activity.

Later, Gopalganj emerged as a police station in 1872 under the Madaripur Mohakuma or Sub-division vide Calcutta Gazette of 1870.

After the liberation war in 1972, Gopalganj Sadar became Municipality or Pourashava and Panna Biswas was selected as its first chairman.

Rahman's daughter, was elected 4 times as the Member of the Parliament (MP) from Gopalganj-3 (Kotalipara and Tungipara) constituency and thrice as the Prime Minister of Bangladesh.

Lt. Col. Mohammad Faruq Khan, also a presidium member of Bangladesh Awami League, is from Gopalganj-1 constituency.

Molla Jalal, Choudhury Emdadul Hoq, Khan Saheb, Sheikh Mosharrof Hossain and Advocate Khandaker Mahbub Uddin, Sheikh Shahadat Hossain, a boyhood friend of Bangabandhu and an educationalist were among other popular political leaders of this area.

On 10 August 2024, supporters of the Awami League demanding the return of former prime minister Sheikh Hasina clashed with the army.

Gopalganj District had a literacy rate (age 7 and over) of 79.84%, compared to the national average of 74.80%, and a sex ratio of 1042 females per 1000 males.

The largest minority group is the Bengali Hindus, while Christians are present in good numbers.

Atiar Rahman[9] Deputy Commissioner (DC): Kazi Mahbubul Alam[10] Gopalganj has a great transportation system.

Dhaka-Khulna Highway goes through Gopalganj to connect the neighbouring districts namely Barisal, Narail, Faridpur, Madaripur, Bagerhat and Khulna.

Tungipara Express, Modhumoti, Dola, Bonoful leaves from Sayedabad for Gopalganj via Munshiganj - Mawa - Kawrakandi - Madaripur and Comfort Line, Sheba Green, Polash leaves from Gabtoli for Gopalganj via Manikgonj - Paturia - Doulotdia - Rajbari - Faridpur.

On 14 April 1986, at least 92 people were killed in Gopalganj by the heaviest hailstones ever recorded, which were the size of grapefruits and weighed around 1 kg (2.2 lb) each.