Saran district is one of the districts of Bihar, and Chhapra town is the administrative headquarters of this district. Saran district is a part of Saran Division. Saran district is sometimes also called Chhapara district. Chapra district is lying between 25°-39’ and 26°-14’N and 84°-23’ and 85°-12’ E. Siwan district is bounded on the west by the Gorakhpur district of Uttar Pradesh, on the North and North-West by the Gopalganj district, On the East and South-East by the Sadar Sub-division and on the South by the river Gogra. Gopalganj lying between 26°-12’ and 26°-39’ N and 83°-54’ and 84°-55’E with an area of 786 Square miles. It was bounded on the East by the Gandak river, on the South by the Siwan , on the north by Gorakhpur districts in Uttarpradesh.
Gopalganj was a Sub-Division of Old Saran District . On 2nd October,1973 it was made separate district. In 1979-80 District Rural Development Authority was established.
Chhapra has great importance in history. Rishi Vishwamitra crossed this holy land alongwith Ram,Laxman and brothers on way to Janakpur(Mithila) to marry Sita.Ram made Ahilya Uddhar near Revelganj situated in the bank of Sarayu.
Rishi Dadhichi, who belongs to this land, had given his ASTHI (bones) to Indra Bhagwan. With these bones Gods made vajra to kill Asuras, log kahate hai.Maharshi Goutam made an Ashram at Godhna, near Revelganj.
The First President of Independent Republic of India, Dr.Rajendra Prasad born at Ziradei , now situated in Siwan district, on 3rd Dec.,1884. He studied at Zila School,Chhapra and stood First in the Entrance Examination in Bengal Presidency.
Mahatma Gandhi came and spoke at Women's Meeting at Sonepur on 16th January, 1927 and on the same day he addressed Public Meetings in Chhapra and Siwan also.
Bhikhari Thakur, popularly known as Shakespear of Bhojpuri, was born on 18th Dec.,1887 at Kutubpur (Diyara) Village in Saran District. He was awarded "Padmashree" by The Govt of India. His literary creation along with Dramas (Bidesiya, Beti Bechawa etc.) and songs are praised and used to sing even now-a-days.He died on 10th July,1971.