St. Louis is 45% larger than Grand Rapids, Michigan.
Area: 117 km2 calculated
Grand Rapids is a city in the U.S. state of Michigan. It is located on the Grand River about 25 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. Wikipedia
Area: 170 km2 calculated
St. Louis is an independent city and a major United States port in eastern Missouri. The city reaches the western banks of the Mississippi River, which forms Missouri's eastern border with Illinois. At the 2010 census, St. Wikipedia