Lakhni is a village in Sri Madhopur tehsil in district of Sikar, Rajasthan, India. As per the data provided by Census of India in 2011, total population of Lakhni was 4,308 which includes 2,243 males and 2,065 females. Lakhni covers 1127.32 ha area. Pincode of Lakhni is 332404.