Vanjiur is a village in Karaikal Taluk tehsil in district of Karaikal, Puducherry, India. As per the data provided by Census of India in 2011, total population of Vanjiur was 2,234 which includes 1,130 males and 1,104 females. Vanjiur covers 645.97 ha area. Pincode of Vanjiur is 611002.