Sarthe Kathar 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 Sarthe Kathar was 140 which includes 73 males and 67 females. Sarthe Kathar covers 97 ha area. Pincode of Sarthe Kathar is N/A.