Niz Sekhar is a village in Harisinga tehsil in district of Udalguri, Assam, India. As per the data provided by Census of India in 2011, total population of Niz Sekhar was 251 which includes 126 males and 125 females. Niz Sekhar covers 131.49 ha area. Pincode of Niz Sekhar is N/A.