Poyyunddarkottai I is a village in Orathanadu tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Poyyunddarkottai I was 3,606 which includes 1,781 males and 1,825 females. Poyyunddarkottai I covers 581.42 ha area. Pincode of Poyyunddarkottai I is 614902.