Gahankhar is a village in Tijara tehsil in district of Alwar, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Gahankhar was 3,065 which includes 1,624 males and 1,441 females. Gahankhar covers 490 ha area. Pincode of Gahankhar is 301405.