Sahdai Khurd is a village in Sahdai Buzurg tehsil in district of Vaishali, Bihar, India. As per the data provided by Census of India in 2011, total population of Sahdai Khurd was 831 which includes 429 males and 402 females. Sahdai Khurd covers 75 ha area. Pincode of Sahdai Khurd is 844507.