Devarahosahalli is a village in Nelamangala tehsil in district of Bangalore Rural, Karnataka, India. As per the data provided by Census of India in 2011, total population of Devarahosahalli was 1,258 which includes 631 males and 627 females. Devarahosahalli covers 316.43 ha area. Pincode of Devarahosahalli is 562111.