Thrissilery is a village in Mananthavady tehsil in district of Wayanad, Kerala, India. As per the data provided by Census of India in 2011, total population of Thrissilery was 16,818 which includes 8,267 males and 8,551 females. Thrissilery covers 5198 ha area. Pincode of Thrissilery is 670646.