Kalwari is a village in Balrampur tehsil in district of Balrampur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Kalwari was 3,620 which includes 1,926 males and 1,694 females. Kalwari covers 188.24 ha area. Pincode of Kalwari is 271201.