Middleburg, Florida. Middleburg is an unincorporated area and census-designated place (CDP) within Clay County, Florida, United States, located 26 miles (42 km) southwest of downtown Jacksonville and 16 miles (26 km) northwest of Green Cove Springs, the Clay County seat. It is home to Middleburg High School.
Tuscumbia, Missouri. Tuscumbia is a village in and the county seat of Miller County, Missouri, United States. The population was 218 at the 2010 census, at which time it was a town. Contents.
The city had an estimated 2015 population of 315,685, and is the cultural and economic center of the Greater St. Louis area (home to 2,916,447 people), making it the largest metropolitan area in Missouri and the 19th-largest in the United States.