text: what are the dimentions/spections of a field goal? how long is the pole in the middle, how tall is the middle pole that makes it stand up and how tall are the 2 poles at the top. can i like buy one or make my ow n the goalpost consists of a post, crossbar, and two uprights. the post that holds the uprights is 10 feet tall. the crossbar is 18.5 feet. the uprights are 30 feet each (23 1/3 in high schools).