Jhanjhri is a village in Mainatanr tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Jhanjhri was 3,502 which includes 1,805 males and 1,697 females. Jhanjhri covers 467.1 ha area. Pincode of Jhanjhri is 845406.