Kasba Bansur is a village in Bansur tehsil in district of Alwar, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Kasba Bansur was 17,131 which includes 9,047 males and 8,084 females. Kasba Bansur covers 1302 ha area. Pincode of Kasba Bansur is 301402.