Most Helpful Guy
Owning a home does not mean you have to stay there forever, in fact buying an affordable home and paying down the mortgage is a really good way to build up equity to put towards a down payment on a larger home that would be suitable for a family in the future.
Most Helpful Girl
Just because he owns it doesn't mean he has to live there forever. He can sell it or rent it out when/if he decides that he wants to have kids.