Sonapur Gaon 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 Gaon was 557 which includes 270 males and 287 females. Sonapur Gaon covers 39.12 ha area. Pincode of Sonapur Gaon is N/A.