Hilgrant Gaon is a village in Naharkatiya tehsil in district of Dibrugarh, Assam, India. As per the data provided by Census of India in 2011, total population of Hilgrant Gaon was 1,293 which includes 634 males and 659 females. Hilgrant Gaon covers 314.6 ha area. Pincode of Hilgrant Gaon is N/A.