Budarayanallur is a village in Thiruvaiyaru tehsil in district of Thanjavur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Budarayanallur was 1,043 which includes 543 males and 500 females. Budarayanallur covers 293.71 ha area. Pincode of Budarayanallur is 613602.