Domsara is a village in Domariyaganj tehsil in district of Siddharthnagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Domsara was 1,180 which includes 577 males and 603 females. Domsara covers 100.57 ha area. Pincode of Domsara is N/A.