Medelajan No 1 is a village in Sonari tehsil in district of Sivasagar, Assam, India. As per the data provided by Census of India in 2011, total population of Medelajan No 1 was 870 which includes 423 males and 447 females. Medelajan No 1 covers 136.36 ha area. Pincode of Medelajan No 1 is N/A.