Dumarher is a village in Lalganj tehsil in district of Rae Bareli, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Dumarher was 2,577 which includes 1,240 males and 1,337 females. Dumarher covers 326.8 ha area. Pincode of Dumarher is 229210.