Chumani 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 Chumani Gaon was 666 which includes 334 males and 332 females. Chumani Gaon covers 57.63 ha area. Pincode of Chumani Gaon is 786110.