Gamharia Kalan is a village in Jalalpur tehsil in district of Saran, Bihar, India. As per the data provided by Census of India in 2011, total population of Gamharia Kalan was 1,339 which includes 735 males and 604 females. Gamharia Kalan covers 52 ha area. Pincode of Gamharia Kalan is N/A.