trib.al – (Bigstock) The hurdles to homeownership are many. On top of saving for the down payment, some people are too busy stressing about other debt to want to take on a mortgage. Others are better off stashing the money away for retirement. But all that aside, many people living in large cities couldn’t afford to buy a house even if they wanted to. A household earning the median income can only afford a median-priced home in 10 of the 25 largest U.