Kadir Chak is a village in Khanpur tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Kadir Chak was 1,280 which includes 675 males and 605 females. Kadir Chak covers 19 ha area. Pincode of Kadir Chak is N/A.