Munjanur is a village in Tiruchengode tehsil in district of Namakkal, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Munjanur was 5,031 which includes 2,543 males and 2,488 females. Munjanur covers 1366.01 ha area. Pincode of Munjanur is 637403.