Six presidents have lived into their 90s. The first one, John Adams, was the longest-lived president for nearly two centuries, until Ronald Reagan outlived him.
Our current oldest ex-president is Jimmy Carter at 99 years old.
The longest presidential marriage was Jimmy and Rosalynn Carter with 80 years of marriage.
Four presidents had no Vice President: John Tyler, Millard Fillmore, Andrew Johnson and Chester Arthur.
Sara Taylor, the daughter of President Zachary Taylor, married a future president and was the daughter of a president. She was the wife of Jefferson Davis, the future president of the Confederacy, but she died of malaria after being married only 3 months.
Our tallest president was Abraham Lincoln at 6 feet four inches.
Our shortest president was James Madison, at 5 feet and 4 inches and 100 pounds.
Three presidents, Adams, Jefferson, and Monroe died on the 4th of July.
The longest presidential marriage was George H. W. Bush and Barbara. They were married 73 years.
Two presidents have had their children become a president: John Adams and George H. W. Bush.