Gummanahalli is a village in Kadur tehsil in district of Chikmagalur, Karnataka, India. As per the data provided by Census of India in 2011, total population of Gummanahalli was 329 which includes 165 males and 164 females. Gummanahalli covers 250.61 ha area. Pincode of Gummanahalli is 577180.