Vamanapuram is a village in Nedumangad tehsil in district of Thiruvananthapuram, Kerala, India. As per the data provided by Census of India in 2011, total population of Vamanapuram was 21,038 which includes 9,653 males and 11,385 females. Vamanapuram covers 2178 ha area. Pincode of Vamanapuram is 695606.