Sonari Bk is a village in Phulambri tehsil in district of Aurangabad, Bihar, India. As per the data provided by Census of India in 2011, total population of Sonari Bk was 473 which includes 261 males and 212 females. Sonari Bk covers 145.73 ha area. Pincode of Sonari Bk is N/A.