Koilkanapoor is a village in Kilvelur tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Koilkanapoor was 1,036 which includes 540 males and 496 females. Koilkanapoor covers 264.24 ha area. Pincode of Koilkanapoor is 610207.