Mechu Gaon is a village in Sissibargaon tehsil in district of Dhemaji, Assam, India. As per the data provided by Census of India in 2011, total population of Mechu Gaon was 689 which includes 353 males and 336 females. Mechu Gaon covers 146.03 ha area. Pincode of Mechu Gaon is 786110.