List of presidents of the United States by age facts for kids
Have you ever wondered how old US presidents are when they start their job, when they leave, or how long they live? This article shares interesting facts about the ages of all the presidents. You'll find out who was the youngest, who was the oldest, and how long some presidents lived after their time in office.
Contents
Age of Presidents: Key Facts
The U.S. Constitution says that a person must be at least 35 years old to become president. Most presidents are around 55 years old when they start their first term.
- The youngest person to become president was Theodore Roosevelt. He was 42 years old when he took office after William McKinley was assassinated.
- The youngest person elected president was John F. Kennedy, who was 43. Sadly, he was also the youngest president to die while in office, at age 46.
- The oldest person to be sworn in as president is Donald Trump, who was 78 years and 7 months old for his second term.
- The oldest president at the end of his time in office is Joe Biden, who is 82 years and 2 months old.
- Jimmy Carter has lived the longest of any president, becoming the first to reach 100 years old.
- James K. Polk had the shortest time after leaving office before he died. He passed away from cholera just a few months after his presidency ended, at age 53.
Presidential Age Data Table
This table shows the age of each president when they started and ended their time in office, how long they lived after being president, and their total lifespan. For presidents who are still alive, their current age is shown.
No. | President | Born | Age at start of presidency |
Age at end of presidency |
Post-presidency timespan |
Lifespan | |
---|---|---|---|---|---|---|---|
Died | Age | ||||||
1 | George Washington | Feb 22, 1732 | 57 years, 67 days Apr 30, 1789 |
65 years, 10 days Mar 4, 1797 |
2 years, 285 days | Dec 14, 1799 | 67 years, 295 days |
2 | John Adams | Oct 30, 1735 | 61 years, 125 days Mar 4, 1797 |
65 years, 125 days Mar 4, 1801 |
25 years, 122 days | Jul 4, 1826 | 90 years, 247 days |
3 | Thomas Jefferson | Apr 13, 1743 | 57 years, 325 days Mar 4, 1801 |
65 years, 325 days Mar 4, 1809 |
17 years, 122 days | Jul 4, 1826 | 83 years, 82 days |
4 | James Madison | Mar 16, 1751 | 57 years, 353 days Mar 4, 1809 |
65 years, 353 days Mar 4, 1817 |
19 years, 116 days | Jun 28, 1836 | 85 years, 104 days |
5 | James Monroe | Apr 28, 1758 | 58 years, 310 days Mar 4, 1817 |
66 years, 310 days Mar 4, 1825 |
6 years, 122 days | Jul 4, 1831 | 73 years, 67 days |
6 | John Quincy Adams | Jul 11, 1767 | 57 years, 236 days Mar 4, 1825 |
61 years, 236 days Mar 4, 1829 |
18 years, 356 days | Feb 23, 1848 | 80 years, 227 days |
7 | Andrew Jackson | Mar 15, 1767 | 61 years, 354 days Mar 4, 1829 |
69 years, 354 days Mar 4, 1837 |
8 years, 96 days | Jun 8, 1845 | 78 years, 85 days |
8 | Martin Van Buren | Dec 5, 1782 | 54 years, 89 days Mar 4, 1837 |
58 years, 89 days Mar 4, 1841 |
21 years, 142 days | Jul 24, 1862 | 79 years, 231 days |
9 | William Henry Harrison | Feb 9, 1773 | 68 years, 23 days Mar 4, 1841 |
68 years, 54 days Apr 4, 1841 |
0 days | Apr 4, 1841 | 68 years, 54 days |
10 | John Tyler | Mar 29, 1790 | 51 years, 6 days Apr 4, 1841 |
54 years, 340 days Mar 4, 1845 |
16 years, 320 days | Jan 18, 1862 | 71 years, 295 days |
11 | James K. Polk | Nov 2, 1795 | 49 years, 122 days Mar 4, 1845 |
53 years, 122 days Mar 4, 1849 |
103 days | Jun 15, 1849 | 53 years, 225 days |
12 | Zachary Taylor | Nov 24, 1784 | 64 years, 100 days Mar 4, 1849 |
65 years, 227 days Jul 9, 1850 |
0 days | Jul 9, 1850 | 65 years, 227 days |
13 | Millard Fillmore | Jan 7, 1800 | 50 years, 183 days Jul 9, 1850 |
53 years, 56 days Mar 4, 1853 |
21 years, 4 days | Mar 8, 1874 | 74 years, 60 days |
14 | Franklin Pierce | Nov 23, 1804 | 48 years, 101 days Mar 4, 1853 |
52 years, 101 days Mar 4, 1857 |
12 years, 218 days | Oct 8, 1869 | 64 years, 319 days |
15 | James Buchanan | Apr 23, 1791 | 65 years, 315 days Mar 4, 1857 |
69 years, 315 days Mar 4, 1861 |
7 years, 89 days | Jun 1, 1868 | 77 years, 39 days |
16 | Abraham Lincoln | Feb 12, 1809 | 52 years, 20 days Mar 4, 1861 |
56 years, 62 days Apr 15, 1865 |
0 days | Apr 15, 1865 | 56 years, 62 days |
17 | Andrew Johnson | Dec 29, 1808 | 56 years, 107 days Apr 15, 1865 |
60 years, 65 days Mar 4, 1869 |
6 years, 149 days | Jul 31, 1875 | 66 years, 214 days |
18 | Ulysses S. Grant | Apr 27, 1822 | 46 years, 311 days Mar 4, 1869 |
54 years, 311 days Mar 4, 1877 |
8 years, 141 days | Jul 23, 1885 | 63 years, 87 days |
19 | Rutherford B. Hayes | Oct 4, 1822 | 54 years, 151 days Mar 4, 1877 |
58 years, 151 days Mar 4, 1881 |
11 years, 319 days | Jan 17, 1893 | 70 years, 105 days |
20 | James A. Garfield | Nov 19, 1831 | 49 years, 105 days Mar 4, 1881 |
49 years, 304 days Sep 19, 1881 |
0 days | Sep 19, 1881 | 49 years, 304 days |
21 | Chester A. Arthur | Oct 5, 1829 | 51 years, 349 days Sep 19, 1881 |
55 years, 150 days Mar 4, 1885 |
1 year, 259 days | Nov 18, 1886 | 57 years, 44 days |
22 | Grover Cleveland | Mar 18, 1837 | 47 years, 351 days Mar 4, 1885 |
51 years, 351 days Mar 4, 1889 |
4 years, 0 days | Jun 24, 1908 | 71 years, 98 days |
23 | Benjamin Harrison | Aug 20, 1833 | 55 years, 196 days Mar 4, 1889 |
59 years, 196 days Mar 4, 1893 |
8 years, 9 days | Mar 13, 1901 | 67 years, 205 days |
24 | Grover Cleveland | Mar 18, 1837 | 55 years, 351 days Mar 4, 1893 |
59 years, 351 days Mar 4, 1897 |
11 years, 112 days | Jun 24, 1908 | 71 years, 98 days |
25 | William McKinley | Jan 29, 1843 | 54 years, 34 days Mar 4, 1897 |
58 years, 228 days Sep 14, 1901 |
0 days | Sep 14, 1901 | 58 years, 228 days |
26 | Theodore Roosevelt | Oct 27, 1858 | 42 years, 322 days Sep 14, 1901 |
50 years, 128 days Mar 4, 1909 |
9 years, 308 days | Jan 6, 1919 | 60 years, 71 days |
27 | William Howard Taft | Sep 15, 1857 | 51 years, 170 days Mar 4, 1909 |
55 years, 170 days Mar 4, 1913 |
17 years, 4 days | Mar 8, 1930 | 72 years, 174 days |
28 | Woodrow Wilson | Dec 28, 1856 | 56 years, 66 days Mar 4, 1913 |
64 years, 66 days Mar 4, 1921 |
2 years, 336 days | Feb 3, 1924 | 67 years, 37 days |
29 | Warren G. Harding | Nov 2, 1865 | 55 years, 122 days Mar 4, 1921 |
57 years, 273 days Aug 2, 1923 |
0 days | Aug 2, 1923 | 57 years, 273 days |
30 | Calvin Coolidge | Jul 4, 1872 | 51 years, 29 days Aug 2, 1923 |
56 years, 243 days Mar 4, 1929 |
3 years, 307 days | Jan 5, 1933 | 60 years, 185 days |
31 | Herbert Hoover | Aug 10, 1874 | 54 years, 206 days Mar 4, 1929 |
58 years, 206 days Mar 4, 1933 |
31 years, 230 days | Oct 20, 1964 | 90 years, 71 days |
32 | Franklin D. Roosevelt | Jan 30, 1882 | 51 years, 33 days Mar 4, 1933 |
63 years, 72 days Apr 12, 1945 |
0 days | Apr 12, 1945 | 63 years, 72 days |
33 | Harry S. Truman | May 8, 1884 | 60 years, 339 days Apr 12, 1945 |
68 years, 257 days Jan 20, 1953 |
19 years, 341 days | Dec 26, 1972 | 88 years, 232 days |
34 | Dwight D. Eisenhower | Oct 14, 1890 | 62 years, 98 days Jan 20, 1953 |
70 years, 98 days Jan 20, 1961 |
8 years, 67 days | Mar 28, 1969 | 78 years, 165 days |
35 | John F. Kennedy | May 29, 1917 | 43 years, 236 days Jan 20, 1961 |
46 years, 177 days Nov 22, 1963 |
0 days | Nov 22, 1963 | 46 years, 177 days |
36 | Lyndon B. Johnson | Aug 27, 1908 | 55 years, 87 days Nov 22, 1963 |
60 years, 146 days Jan 20, 1969 |
4 years, 2 days | Jan 22, 1973 | 64 years, 148 days |
37 | Richard Nixon | Jan 9, 1913 | 56 years, 11 days Jan 20, 1969 |
61 years, 212 days Aug 9, 1974 |
19 years, 256 days | Apr 22, 1994 | 81 years, 103 days |
38 | Gerald Ford | Jul 14, 1913 | 61 years, 26 days Aug 9, 1974 |
63 years, 190 days Jan 20, 1977 |
29 years, 340 days | Dec 26, 2006 | 93 years, 165 days |
39 | Jimmy Carter | Oct 1, 1924 | 52 years, 111 days Jan 20, 1977 |
56 years, 111 days Jan 20, 1981 |
43 years, 344 days | Dec 29, 2024 | 100 years, 89 days |
40 | Ronald Reagan | Feb 6, 1911 | 69 years, 349 days Jan 20, 1981 |
77 years, 349 days Jan 20, 1989 |
15 years, 137 days | Jun 5, 2004 | 93 years, 120 days |
41 | George H. W. Bush | Jun 12, 1924 | 64 years, 222 days Jan 20, 1989 |
68 years, 222 days Jan 20, 1993 |
25 years, 314 days | Nov 30, 2018 | 94 years, 171 days |
42 | Bill Clinton | Aug 19, 1946 | 46 years, 154 days Jan 20, 1993 |
54 years, 154 days Jan 20, 2001 |
24 years, 198 days | 78 years, 352 days | |
43 | George W. Bush | Jul 6, 1946 | 54 years, 198 days Jan 20, 2001 |
62 years, 198 days Jan 20, 2009 |
16 years, 198 days | 79 years, 31 days | |
44 | Barack Obama | Aug 4, 1961 | 47 years, 169 days Jan 20, 2009 |
55 years, 169 days Jan 20, 2017 |
8 years, 198 days | 64 years, 2 days | |
45 | Donald Trump | Jun 14, 1946 | 70 years, 220 days Jan 20, 2017 |
74 years, 220 days Jan 20, 2021 |
4 years, 0 days | 79 years, 53 days | |
46 | Joe Biden | Nov 20, 1942 | 78 years, 61 days Jan 20, 2021 |
82 years, 61 days Jan 20, 2025 |
198 days | 82 years, 259 days | |
47 | Donald Trump | Jun 14, 1946 | 78 years, 220 days Jan 20, 2025 |
(Incumbent) | (Incumbent) | 79 years, 53 days |
Graphical Representation of Presidential Lifespans
This section shows timelines of US presidents' lives. They are listed in the order they first became president.

The next chart shows presidents by their age. Living presidents are shown in green. The years they were president are in blue. The black line at 35 years shows the youngest age allowed to be president.

See also
- List of vice presidents of the United States by age