U Mangalam is a village in Virudhachalam tehsil in district of Cuddalore, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of U Mangalam was 5,292 which includes 2,707 males and 2,585 females. U Mangalam covers 767.39 ha area. Pincode of U Mangalam is 607804.