Kolhuwa Dargah is a village in Mairwa tehsil in district of Siwan, Bihar, India. As per the data provided by Census of India in 2011, total population of Kolhuwa Dargah was 475 which includes 257 males and 218 females. Kolhuwa Dargah covers 27 ha area. Pincode of Kolhuwa Dargah is N/A.