Siddanahalli is a village in Bangarapet tehsil in district of Kolar, Karnataka, India. As per the data provided by Census of India in 2011, total population of Siddanahalli was 1,051 which includes 549 males and 502 females. Siddanahalli covers 295.28 ha area. Pincode of Siddanahalli is 563114.