Sonapur Block is a village in Bihpuria tehsil in district of Lakhimpur, Assam, India. As per the data provided by Census of India in 2011, total population of Sonapur Block was 1,143 which includes 582 males and 561 females. Sonapur Block covers 59.17 ha area. Pincode of Sonapur Block is N/A.