Sei Bangar is a village in Chhata tehsil in district of Mathura, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sei Bangar was 8,000 which includes 4,281 males and 3,719 females. Sei Bangar covers 1532.99 ha area. Pincode of Sei Bangar is 281406.