Terrebonne Parish, Louisiana is 35% larger than Orange County, California.
Area: 2,064 km2 calculated
Orange County is a county in the U.S. state of California. As of the 2010 census, the population was 3,010,232 making it the third-most populous county in California, the sixth-most populous in the United States, and it more populous than twenty-one U.S. states. Its county seat is Santa Ana. Wikipedia
Area: 2,781 km2 calculated
Terrebonne Parish is a parish located in the southern part of the U.S. state of Louisiana. As of the 2010 census, the population was 111,860. The parish seat is Houma. Wikipedia