Harna Tanr is a village in Jagdishpur tehsil in district of Bhojpur, Bihar, India. As per the data provided by Census of India in 2011, total population of Harna Tanr was 1,528 which includes 781 males and 747 females. Harna Tanr covers 110 ha area. Pincode of Harna Tanr is N/A.