Roumari Gaon is a village in Chariduar tehsil in district of Sonitpur, Assam, India. As per the data provided by Census of India in 2011, total population of Roumari Gaon was 1,268 which includes 642 males and 626 females. Roumari Gaon covers 200.26 ha area. Pincode of Roumari Gaon is 784105.