Nelliankulam is a village in Vandavasi tehsil in district of Tiruvannamalai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Nelliankulam was 1,175 which includes 587 males and 588 females. Nelliankulam covers 347.2 ha area. Pincode of Nelliankulam is 604405.