Kathalguri No 1 is a village in Tengakhat tehsil in district of Dibrugarh, Assam, India. As per the data provided by Census of India in 2011, total population of Kathalguri No 1 was 809 which includes 412 males and 397 females. Kathalguri No 1 covers 266 ha area. Pincode of Kathalguri No 1 is 786602.