Garethi Gurudatta Singh is a village in Mahasi tehsil in district of Bahraich, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Garethi Gurudatta Singh was 1,858 which includes 985 males and 873 females. Garethi Gurudatta Singh covers 239.49 ha area. Pincode of Garethi Gurudatta Singh is N/A.