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The Presidents By Age at Inauguration

(Youngest to Oldest)

from and including date of birth; to and including date of inauguration
calculated on the Time and Date website
http://www.timeanddate.com

President Age at Inauguration
Theodore Roosevelt 42 years, 10 months, 19 days
John Fitzgerald Kennedy 43 years, 7 months, 23 days
William Jefferson Clinton 46 years, 5 months, 7 days
Ulysses Simpson Grant 46 years, 10 months, 11 days
Barack Hussein Obama 47 years, 5 months, 17 days
Grover Cleveland (1st term) 47 years, 11 months, 15 days
Franklin Pierce 48 years, 3 months, 10 days
James Abram Garfield 49 years, 3 months, 14 days
James Knox Polk 49 years, 4 months, 3 days
Millard Fillmore 50 years, 6 months, 3 days
John Tyler 51 years, 0 months, 9 days
Calvin Coolidge 51 years, 1 month, 0 days
Franklin Delano Roosevelt 51 years, 1 month, 5 days
William Howard Taft 51 years, 5 months, 18 days
Chester Alan Arthur 51 years, 11 months, 15 days
Abraham Lincoln 52 years, 0 months, 21 days
James Earl Carter 52 years, 3 months, 20 days
William McKinley 54 years, 1 month, 5 days
Martin Van Buren 54 years, 3 months, 0 days
Rutherford Birchard Hayes 54 years, 5 months, 1 day
George Walker Bush 54 years, 6 months, 15 days
Herbert Clark Hoover 54 years, 6 months, 23 days
Lyndon Baines Johnson 55 years, 2 months, 27 days
Warren Gamaliel Harding 55 years, 4 months, 3 days
Benjamin Harrison 55 years, 6 months, 13 days
Grover Cleveland (2nd term) 55 years, 11 months, 15 days
Richard Milhous Nixon 56 years, 0 months, 12 days
Woodrow Wilson 56 years, 2 months, 5 days
Andrew Johnson 56 years, 3 months, 18 days
George Washington 57 years, 2 months, 9 days
John Quincy Adams 57 years, 7 months, 22 days
Thomas Jefferson 57 years, 10 months, 20 days
James Madison 57 years, 11 months, 17 days
James Monroe 58 years, 10 months, 5 days
Harry S Truman 60 years, 11 months, 5 days
Gerald Rudolph Ford 61 years, 0 months, 22 days
John Adams 61 years, 4 months, 5 days
Andrew Jackson 61 years, 11 months, 18 days
Dwight David Eisenhower 62 years, 3 months, 7 days
Zachary Taylor 64 years, 3 months, 10 days
George Herbert Walker Bush 64 years, 6 months, 28 days
James Buchanan 65 years, 10 months, 10 days
William Henry Harrison 68 years, 0 months, 24 days
Ronald Wilson Reagan 69 years, 11 months, 11 days
Donald John Trump 70 years, 7 months, 7 days

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The Robinson Library >> American History >> United States: General History and Description >> Presidents and the Presidency (General)