Kaljahi Pathar is a village in Sarthebari tehsil in district of Barpeta, Assam, India. As per the data provided by Census of India in 2011, total population of Kaljahi Pathar was 1,287 which includes 682 males and 605 females. Kaljahi Pathar covers 184.3 ha area. Pincode of Kaljahi Pathar is N/A.