Bayer Mara is a village in Gangajalghati tehsil in district of Bankura, West Bengal, India. As per the data provided by Census of India in 2011, total population of Bayer Mara was 516 which includes 258 males and 258 females. Bayer Mara covers 111.27 ha area. Pincode of Bayer Mara is 722203.