Kashtagara is a village in Rampurhat I tehsil in district of Birbhum, West Bengal, India. As per the data provided by Census of India in 2011, total population of Kashtagara was 4,529 which includes 2,321 males and 2,208 females. Kashtagara covers 585.92 ha area. Pincode of Kashtagara is 731216.