Tirunallur is a village in Iluppur tehsil in district of Pudukkottai, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Tirunallur was 2,100 which includes 1,071 males and 1,029 females. Tirunallur covers 939.44 ha area. Pincode of Tirunallur is 622102.