18.6 feet
The goal posts in the NFL and college are 18 feet, 6 inches apart. In high school, goal posts are 23 feet, 6 inches apart.
In the NFL and NCAA, goal posts are 6 inches wide. High school football fields usually use goal posts that are 4 inches wide.
In the NFL, goal posts are 18 feet, 6 inches wide. The NCAA uses the same dimensions for their goal posts.
18'6" wide
18'6" wide
Goal posts in both the NFL and college football are 18 feet 6 inches apart. The goal posts in college used to be 23 feet 4 inches wide but were reduced to the same width as the NFL in 1991.
NFL goal posts are 10 feet high and 18.5 feet wide.
The goal posts are now 8 yards wide, F.I.F.A increased the size of the goalposts intending to have more goals scored.
8 feet
In the NFL, goal posts are 10 feet high and 18 1/2 feet wide.
They stand 7 yards apart.