Australia is 11,102 times larger than Lafayette Parish, Louisiana.
Area: 7,741,220 km2 World Factbook
Population: 22,507,617 (July 2014) World Factbook
Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. It is the world's sixth-largest country by total area. Wikipedia
Area: 697 km2 calculated
Lafayette Parish is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 221,578. The parish seat is Lafayette. Lafayette Parish is part of the Lafayette Metropolitan Statistical Area as well as the Lafayette–Acadiana Combined Statistical Area. Wikipedia