Longchap Gaon is a village in Silonijan tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Longchap Gaon was 71 which includes 45 males and 26 females. Longchap Gaon covers 114 ha area. Pincode of Longchap Gaon is N/A.