Sarthe Bey is a village in Diphu tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Sarthe Bey was 104 which includes 56 males and 48 females. Sarthe Bey covers 12 ha area. Pincode of Sarthe Bey is 782460.