Being President of the United States is a tough job. And for how much the position pays ($400,000 annually), you can argue whether it's worth it or not. While each president's income is available via public record, their overall estimated net worth is harder to estimate.
After digging into the financial statements of our country's past leaders, The Atlantic put a number on the wealth each president was able to amass in his day from land, , company ownership, homeownership, family estates, and book royalties.
Once each president's wealth is converted into 2011 dollars, we are left with a surprising list of the 15 wealthiest U.S. presidents -- including one worth over $1 billion in today's dollars.