Diangamanik is a village in Gaighata tehsil in district of North Twenty Four Parganas, West Bengal, India. As per the data provided by Census of India in 2011, total population of Diangamanik was 1,490 which includes 755 males and 735 females. Diangamanik covers 83 ha area. Pincode of Diangamanik is 743245.