Sivasaailam is a village in Ambasamudram tehsil in district of Tirunelveli, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Sivasaailam was 1,837 which includes 932 males and 905 females. Sivasaailam covers 955.26 ha area. Pincode of Sivasaailam is 627412.