Sidhantham is a village in Lakshminarsupeta tehsil in district of Srikakulam, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Sidhantham was 342 which includes 178 males and 164 females. Sidhantham covers 243 ha area. Pincode of Sidhantham is 532458.