Parmahasu is a village in Harirampur tehsil in district of Dakshin Dinajpur, West Bengal, India. As per the data provided by Census of India in 2011, total population of Parmahasu was 581 which includes 298 males and 283 females. Parmahasu covers 112.98 ha area. Pincode of Parmahasu is 733132.