Nagar Sobhaganj is a village in Sitalkuchi tehsil in district of Koch Bihar, West Bengal, India. As per the data provided by Census of India in 2011, total population of Nagar Sobhaganj was 1,035 which includes 492 males and 543 females. Nagar Sobhaganj covers 219.37 ha area. Pincode of Nagar Sobhaganj is 736158.