Liberia Business Directory: LBR is the ISO 3 alphabet country code of Liberia. Currency of Liberia is $, which has a short code of LRD. Capital of Liberia is Monrovia. Liberia has the population of 4853516 and approximate area is 111369.00 square kilometers (or approx. 69204.6966 square miles). Population density of Liberia is approx. 43/Km2 (or approx. 26.7202/mile2)