Loong Soong Gaon is a village in Kaliabor tehsil in district of Nagaon, Assam, India. As per the data provided by Census of India in 2011, total population of Loong Soong Gaon was 763 which includes 372 males and 391 females. Loong Soong Gaon covers 110.65 ha area. Pincode of Loong Soong Gaon is 782135.