Ahira Kalyanpur is a village in Rosera tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Ahira Kalyanpur was 450 which includes 232 males and 218 females. Ahira Kalyanpur covers 24.2 ha area. Pincode of Ahira Kalyanpur is N/A.