Jhajha

Jhajha is a city and a notified area in the Jamui district of Bihar, India. It is located in the southern part of Bihar, close to the Bihar–Jharkhand border. Jhajha lies on the Howrah–Mughalsarai main railway line, approximately midway between Madhupur Junction and Kiul Junction.

==Demographics== 2011 Indian census, Jhajha city has 7,223 houses with a population of 40,646 of which 21,406 are males while 19,240 are females as of 2011. The population of children with ages 0–6 is 5736 which is 14.11% of the total population of Jhajha town. In Jhajha, the female sex ratio is of 899 against state average of 918. Moreover, the child sex ratio is around 954 compared to the Bihar the state average 935. The literacy rate of Jhajha City is 79.13% higher than the state average of 61.80%. In Jhajha, male literacy is around 87.37% while the female literacy rate is 69.87%. Schedule Caste constitutes 13.65% while Schedule Tribe was 0.98% of the total population in Jhajha city. Out of the total population, 13,785 were engaged in work or business activity. Of this 9,971 were males while 3,814 were females. In the census survey, a worker is defined as a person who does business, job, service, and cultivator and labour activity. Of total 13785 working population, 76.71% were engaged in Main Work while 23.29% of total workers were engaged in Marginal Work.