No 1 Jarabari Block is a village in Narayanpur tehsil in district of Lakhimpur, Assam, India. As per the data provided by Census of India in 2011, total population of No 1 Jarabari Block was 742 which includes 381 males and 361 females. No 1 Jarabari Block covers 179.28 ha area. Pincode of No 1 Jarabari Block is 784164.