Pachamalayankottai is a village in Nilakkottai tehsil in district of Dindigul, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Pachamalayankottai was 10,438 which includes 5,291 males and 5,147 females. Pachamalayankottai covers 1815.36 ha area. Pincode of Pachamalayankottai is 624707.