Katchur is a village in Uthukkottai tehsil in district of Thiruvallur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Katchur was 4,007 which includes 2,042 males and 1,965 females. Katchur covers 706.47 ha area. Pincode of Katchur is 602026.