K Devarahalli is a village in Yelandur tehsil in district of Chamarajanagar, Karnataka, India. As per the data provided by Census of India in 2011, total population of K Devarahalli was 162 which includes 78 males and 84 females. K Devarahalli covers 669.29 ha area. Pincode of K Devarahalli is 571441.