Dekapam Pensam is a village in Jonai tehsil in district of Dhemaji, Assam, India. As per the data provided by Census of India in 2011, total population of Dekapam Pensam was 1,189 which includes 636 males and 553 females. Dekapam Pensam covers 80 ha area. Pincode of Dekapam Pensam is 787061.