Neelamangalam is a village in Cheyyur tehsil in district of Kancheepuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Neelamangalam was 1,609 which includes 840 males and 769 females. Neelamangalam covers 422.59 ha area. Pincode of Neelamangalam is 603308.