Sian Majra is a village in Naraingarh tehsil in district of Ambala, Haryana, India. As per the data provided by Census of India in 2011, total population of Sian Majra was 1,193 which includes 637 males and 556 females. Sian Majra covers 212 ha area. Pincode of Sian Majra is 134203.