Marasarahalli is a village in Kanakapura tehsil in district of Ramanagara, Karnataka, India. As per the data provided by Census of India in 2011, total population of Marasarahalli was 548 which includes 281 males and 267 females. Marasarahalli covers 299.7 ha area. Pincode of Marasarahalli is 562212.