Karnvas Bangar is a village in Debai tehsil in district of Bulandshahr, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Karnvas Bangar was 3,673 which includes 2,016 males and 1,657 females. Karnvas Bangar covers 609.5 ha area. Pincode of Karnvas Bangar is 202393.