Lachanga is a village in Kalgachia tehsil in district of Barpeta, Assam, India. As per the data provided by Census of India in 2011, total population of Lachanga was 5,159 which includes 2,650 males and 2,509 females. Lachanga covers 377.74 ha area. Pincode of Lachanga is N/A.