El Salvador is 8.7 times larger than Caddo Parish, Louisiana.
Area: 21,041 km2 World Factbook
Population: 6,125,512 (July 2014) World Factbook
El Salvador, officially the Republic of El Salvador, is the smallest and the most densely populated country in Central America. The country's capital city and largest city is San Salvador. Important cultural and commercial centers for Central America on the whole include Santa Ana and San Miguel. Wikipedia
Area: 2,423 km2 calculated
Caddo Parish is a parish located in the U.S. state of Louisiana. As of the 2010 census, the population was 254,969. The parish seat is Shreveport. Wikipedia