Lachmantura is a village in Dumri tehsil in district of Giridih, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Lachmantura was 6,523 which includes 3,368 males and 3,155 females. Lachmantura covers 391 ha area. Pincode of Lachmantura is 825107.