Somanahalli is a village in Chiknayakanhalli tehsil in district of Tumkur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Somanahalli was 1,433 which includes 711 males and 722 females. Somanahalli covers 870.98 ha area. Pincode of Somanahalli is 572218.