The ceremonial renaming applies to the segment of Southern Boulevard between Kirk Road and South Ocean Boulevard — covering the highly visible route from Palm Beach International Airport to

Widely known in Palm Beach County as Southern Boulevard, State Road 80 is actually a stretch of 123.5 miles that links State Road A1A in Palm Beach to U.S. 41 in Fort Myers. It is the northernmost of three arteries that bridge the west coast of Florida to its east coast — the other two being Alligator Alley and Tamiami Trail.

On Tuesday, county commissioners voted unanimously to rename a 4-mile stretch of Southern Boulevard that runs from Palm Beach International Airport to the president's home at the Mar-a-Lago resort.