Maner is a city situated on the banks of the Ganges, in Patna district of the eastern state of Bihar. It is surrounded by Semariya and Koelwar to the west, Sherpur and Dighwara to the east, Bihta to the south and Doriganj to the north. It is located in the east of Patna at a distance of 29 km. The nearest airport is the Patna airport and the nearest railway station is the Patna Junction Railway Station. Geographically, the city is located between 25.65° North latitude and 84.88° East longitude at an average elevation of 54 metres (177 feet) above mean sea level.

Formerly, Maner was the meeting point of the Ganges and Son Rivers. Stepped in history, during the Mauryan rule, Maner was the western gate of Pataliputra now called Patna.

Detailed information of the city can be found in the Indian Census report of 2001. According to this report, Maner had a population of 26,912. Males account for 53% of the population and females comprises of the remaining 47%. In Maner, 19% of the population is less than six years of age. The average literacy rate of Maner is 52%, which is lower than the national average literacy rate, which is 59.5%. Out of it, the male literacy rate is 61% and the female literacy rate is 42%.

Two prominent landmarks of the city are the mausoleum of the renowned Sufi saint of the 13th century Hazrat Makhdoom Yahiya Maner, and the tomb of his disciple, Shah Daulat. It is believed that the city is named after this saint. It is an important religious destination of the Muslims who visit this place during the Urs festival. The city is also famous for its sweets.