Sialsui is a village in Kalakote tehsil in district of Rajouri, Jammu and Kashmir, India. As per the data provided by Census of India in 2011, total population of Sialsui was 2,950 which includes 1,535 males and 1,415 females. Sialsui covers 2463.3 ha area. Pincode of Sialsui is 185202.