Baton Rouge, Louisiana is 11% larger than North Charleston, South Carolina.
Area: 214 km2 calculated
Baton Rouge, French for "Red Stick," is the capital of the U.S. state of Louisiana and its second-largest city. The seat of East Baton Rouge Parish, the city is located on the banks of the Mississippi River. Wikipedia
Area: 194 km2 calculated
North Charleston is the third largest city in the U.S. state of South Carolina, with incorporated areas in Berkeley, Charleston, and Dorchester counties. On June 12, 1972, the city of North Charleston incorporated and was the ninth largest city in South Carolina. Wikipedia