Liechtenstein is 2.4 times larger than Arlington County, Virginia.
Area: 160 km2 World Factbook
Population: 37,313 (July 2014) World Factbook
Liechtenstein, officially the Principality of Liechtenstein, is a doubly landlocked alpine country and a microstate in Central Europe, bordered by Switzerland to the west and south and by Austria to the east and north. Wikipedia
Area: 67 km2 calculated
Arlington County is a county in the Commonwealth of Virginia. It is coterminous with the U.S. Census Bureau-designated place of Arlington, which is the second-largest principal city of the Washington, D.C. metropolitan area. Wikipedia