Lachhna is a village in Khairagarh tehsil in district of Rajnandgaon, Chhattisgarh, India. As per the data provided by Census of India in 2011, total population of Lachhna was 556 which includes 261 males and 295 females. Lachhna covers 269.49 ha area. Pincode of Lachhna is 491881.