Some might be lucky enough to be scouted and play for the youth teams. Some could go all the way and make it in the first team and run out every other week to a packed Bramall Lane and maybe even play for their country like Harry Maguire, Kyle Walker and Dominic Calvert-Lewin.
Others may not get the chance at United but have a decent football career nonetheless.
And some – of which there are many each and every year – drift away. For those players though, at least they can look back to their youth and say that they got to wear that shirt and represent Sheffield United, no matter the level.
We’ve delved into The Star’s archives to pick out some brilliant pictures of United’s younger sides through the years.
See if you can pick out anyone you know in these Blades youth teams from the 70s, 80s and 90s.