Venmanacheri is a village in Kilvelur tehsil in district of Nagapattinam, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Venmanacheri was 1,414 which includes 667 males and 747 females. Venmanacheri covers 718.43 ha area. Pincode of Venmanacheri is 611103.