Vajarahalli is a village in Nelamangala tehsil in district of Bangalore Rural, Karnataka, India. As per the data provided by Census of India in 2011, total population of Vajarahalli was 5,637 which includes 2,843 males and 2,794 females. Vajarahalli covers 190.62 ha area. Pincode of Vajarahalli is 562123.