Jengaijhar is a village in Kalaigaon tehsil in district of Darrang, Assam, India. As per the data provided by Census of India in 2011, total population of Jengaijhar was 920 which includes 459 males and 461 females. Jengaijhar covers 219.1 ha area. Pincode of Jengaijhar is 784528.