who is the oldest president when he took office
The oldest president to assume office is Donald Trump, who was 7009222804000000000â 70 years, 220 days old when he assumed office. Ronald Reagan was the oldest in office, at the age of 7009246008880000000â 77 years, 349 days when he left office. The oldest living former president is George H. W. Bush, born June 12, 1924 (aged 7009292956480000000â 92 years, 304 days). Jimmy Carter is the second-oldest, 111 days younger than Bush.