Petlagaon is a village in Sidli tehsil in district of Bongaigaon, Assam, India. As per the data provided by Census of India in 2011, total population of Petlagaon was 1,026 which includes 517 males and 509 females. Petlagaon covers 275.4 ha area. Pincode of Petlagaon is N/A.