Jhajha is a city and a notified area in Jamui district in the Indian state of Bihar.

[clarification needed] Moreover, the child sex ratio is around 954 compared to the Bihar the state average 935.

In the census survey, a worker is defined as a person who does business, job, service, and cultivator and labour activity.

Jhajha railway station is endowed with beautiful sceneries due to the green mountains nearby.

It has two bus stands from where buses and auto are available for nearby places like Gidhaur, Khuriparas, Sono, Borba, Belhar etc.

This site could also attract more than 20,000 birds, if fishing and other disturbances are curtailed during winter when most of the migrants are found in India.