Barwa Kalan is a village in Purwa tehsil in district of Unnao, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Barwa Kalan was 1,497 which includes 771 males and 726 females. Barwa Kalan covers 342.96 ha area. Pincode of Barwa Kalan is 209821.