Udmari 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 Udmari Gaon was 923 which includes 453 males and 470 females. Udmari Gaon covers 56.01 ha area. Pincode of Udmari Gaon is 784102.