#	President	Birth date	Presidency start date	Age at start date	Presidency end date	Age at end date	Post-presidency timespan	Death Date	Lifespan
1;George Washington;22 Feb 1732;30 Apr 1789;57 years, 67 days (20,887 days);4 Mar 1797;65 years, 10 days (23,752 days);2 years, 285 days (1,015 days);14 Dec 1799;67 years, 295 days (24,767 days)
2;John Adams;30 Oct 1735;4 Mar 1797;61 years, 125 days (22,406 days);4 Mar 1801;65 years, 125 days (23,866 days);25 years, 122 days (9,253 days);4 Jul 1826;90 years, 247 days (33,119 days)
3;Thomas Jefferson;13 Apr 1743;4 Mar 1801;57 years, 325 days (21,144 days);4 Mar 1809;65 years, 325 days (24,066 days);17 years, 122 days (6,331 days);4 Jul 1826;83 years, 82 days (30,397 days)
4;James Madison;16 Mar 1751;4 Mar 1809;57 years, 353 days (21,172 days);4 Mar 1817;65 years, 353 days (24,094 days);19 years, 116 days (7,056 days);28 Jun 1836;85 years, 104 days (31,150 days)
5;James Monroe;28 Apr 1758;4 Mar 1817;58 years, 310 days (21,494 days);4 Mar 1825;66 years, 310 days (24,416 days);6 years, 122 days (2,313 days);4 Jul 1831;73 years, 67 days (26,729 days)
6;John Q. Adams;11 Jul 1767;4 Mar 1825;57 years, 236 days (21,055 days);4 Mar 1829;61 years, 236 days (22,516 days);18 years, 356 days (6,930 days);23 Feb 1848;80 years, 227 days (29,446 days)
7;Andrew Jackson;15 Mar 1767;4 Mar 1829;61 years, 354 days (22,634 days);4 Mar 1837;69 years, 354 days (25,556 days);8 years, 96 days (3,018 days);8 Jun 1845;78 years, 85 days (28,574 days)
8;Martin Van Buren;5 Dec 1782;4 Mar 1837;54 years, 89 days (19,812 days);4 Mar 1841;58 years, 89 days (21,273 days);21 years, 142 days (7,812 days);24 Jul 1862;79 years, 231 days (29,085 days)
9;William H. Harrison;9 Feb 1773;4 Mar 1841;68 years, 23 days (24,859 days);4 Apr 1841;68 years, 54 days (24,890 days);0 days (0 days);4 Apr 1841;68 years, 54 days (24,890 days)
10;John Tyler;29 Mar 1790;4 Apr 1841;51 years, 6 days (18,633 days);4 Mar 1845;54 years, 340 days (20,063 days);16 years, 320 days (6,164 days);18 Jan 1862;71 years, 295 days (26,227 days)
11;James K. Polk;2 Nov 1795;4 Mar 1845;49 years, 122 days (18,019 days);4 Mar 1849;53 years, 122 days (19,480 days);103 days (103 days);15 Jun 1849;53 years, 225 days (19,583 days)
12;Zachary Taylor;24 Nov 1784;4 Mar 1849;64 years, 100 days (23,475 days);9 Jul 1850;65 years, 227 days (23,967 days);0 days (0 days);9 Jul 1850;65 years, 227 days (23,967 days)
13;Millard Fillmore;7 Jan 1800;9 Jul 1850;50 years, 183 days (18,445 days);4 Mar 1853;53 years, 56 days (19,414 days);21 years, 4 days (7,674 days);8 Mar 1874;74 years, 60 days (27,088 days)
14;Franklin Pierce;23 Nov 1804;4 Mar 1853;48 years, 101 days (17,633 days);4 Mar 1857;52 years, 101 days (19,094 days);12 years, 218 days (4,601 days);8 Oct 1869;64 years, 319 days (23,695 days)
15;James Buchanan;23 Apr 1791;4 Mar 1857;65 years, 315 days (24,056 days);4 Mar 1861;69 years, 315 days (25,517 days);7 years, 89 days (2,646 days);1 Jun 1868;77 years, 39 days (28,163 days)
16;Abraham Lincoln;12 Feb 1809;4 Mar 1861;52 years, 20 days (19,013 days);15 Apr 1865;56 years, 62 days (20,516 days);0 days (0 days);15 Apr 1865;56 years, 62 days (20,516 days)
17;Andrew Johnson;29 Dec 1808;15 Apr 1865;56 years, 107 days (20,561 days);4 Mar 1869;60 years, 65 days (21,980 days);6 years, 149 days (2,340 days);31 Jul 1875;66 years, 214 days (24,320 days)
18;Ulysses S. Grant;27 Apr 1822;4 Mar 1869;46 years, 311 days (17,113 days);4 Mar 1877;54 years, 311 days (20,035 days);8 years, 141 days (3,063 days);23 Jul 1885;63 years, 87 days (23,098 days)
19;Rutherford B. Hayes;4 Oct 1822;4 Mar 1877;54 years, 151 days (19,875 days);4 Mar 1881;58 years, 151 days (21,336 days);11 years, 319 days (4,337 days);17 Jan 1893;70 years, 105 days (25,673 days)
20;James A. Garfield;19 Nov 1831;4 Mar 1881;49 years, 105 days (18,003 days);19 Sep 1881;49 years, 304 days (18,202 days);0 days (0 days);19 Sep 1881;49 years, 304 days (18,202 days)
21;Chester A. Arthur;5 Oct 1829;19 Sep 1881;51 years, 349 days (18,977 days);4 Mar 1885;55 years, 150 days (20,239 days);1 year, 259 days (624 days);18 Nov 1886;57 years, 44 days (20,863 days)
22;Grover Cleveland1;18 Mar 1837;4 Mar 1885;47 years, 351 days (17,518 days);4 Mar 1889;51 years, 351 days (18,979 days);15 years, 112 days (7,051 days);24 Jun 1908;71 years, 98 days (26,030 days)
23;Benjamin Harrison;20 Aug 1833;4 Mar 1889;55 years, 196 days (20,285 days);4 Mar 1893;59 years, 196 days (21,746 days);8 years, 9 days (2,930 days);13 Mar 1901;67 years, 205 days (24,676 days)
24;Grover Cleveland2;18 Mar 1837;4 Mar 1893;55 years, 351 days (20,440 days);4 Mar 1897;59 years, 351 days (21,901 days);15 years, 112 days (4,129 days);24 Jun 1908;71 years, 98 days (26,030 days)
25;William McKinley;29 Jan 1843;4 Mar 1897;54 years, 34 days (19,758 days);14 Sep 1901;58 years, 228 days (21,412 days);0 days (0 days);14 Sep 1901;58 years, 228 days (21,412 days)
26;Theodore Roosevelt;27 Oct 1858;14 Sep 1901;42 years, 322 days (15,662 days);4 Mar 1909;50 years, 128 days (18,390 days);9 years, 308 days (3,595 days);6 Jan 1919;60 years, 71 days (21,985 days)
27;William H. Taft;15 Sep 1857;4 Mar 1909;51 years, 170 days (18,797 days);4 Mar 1913;55 years, 170 days (20,258 days);17 years, 4 days (6,213 days);8 Mar 1930;72 years, 174 days (26,471 days)
28;Woodrow Wilson;28 Dec 1856;4 Mar 1913;56 years, 66 days (20,519 days);4 Mar 1921;64 years, 66 days (23,441 days);2 years, 336 days (1,066 days);3 Feb 1924;67 years, 37 days (24,507 days)
29;Warren G. Harding;2 Nov 1865;4 Mar 1921;55 years, 122 days (20,210 days);2 Aug 1923;57 years, 273 days (21,091 days);0 days (0 days);2 Aug 1923;57 years, 273 days (21,091 days)
30;Calvin Coolidge;4 Jul 1872;2 Aug 1923;51 years, 29 days (18,655 days);4 Mar 1929;56 years, 243 days (20,696 days);3 years, 307 days (1,403 days);5 Jan 1933;60 years, 185 days (22,099 days)
31;Herbert Hoover;10 Aug 1874;4 Mar 1929;54 years, 206 days (19,929 days);4 Mar 1933;58 years, 206 days (21,390 days);31 years, 230 days (11,553 days);20 Oct 1964;90 years, 71 days (32,943 days)
32;Franklin D. Roosevelt;30 Jan 1882;4 Mar 1933;51 years, 33 days (18,660 days);12 Apr 1945;63 years, 72 days (23,082 days);0 days (0 days);12 Apr 1945;63 years, 72 days (23,082 days)
33;Harry S. Truman;8 May 1884;12 Apr 1945;60 years, 339 days (22,253 days);20 Jan 1953;68 years, 257 days (25,093 days);19 years, 341 days (7,280 days);26 Dec 1972;88 years, 232 days (32,373 days)
34;Dwight D. Eisenhower;14 Oct 1890;20 Jan 1953;62 years, 98 days (22,743 days);20 Jan 1961;70 years, 98 days (25,665 days);8 years, 67 days (2,989 days);28 Mar 1969;78 years, 165 days (28,654 days)
35;John F. Kennedy;29 May 1917;20 Jan 1961;43 years, 236 days (15,942 days);22 Nov 1963;46 years, 177 days (16,978 days);0 days (0 days);22 Nov 1963;46 years, 177 days (16,978 days)
36;Lyndon B. Johnson;27 Aug 1908;22 Nov 1963;55 years, 87 days (20,175 days);20 Jan 1969;60 years, 146 days (22,061 days);4 years, 2 days (1,463 days);22 Jan 1973;64 years, 148 days (23,524 days)
37;Richard Nixon;9 Jan 1913;20 Jan 1969;56 years, 11 days (20,465 days);9 Aug 1974;61 years, 212 days (22,492 days);19 years, 256 days (7,196 days);22 Apr 1994;81 years, 103 days (29,688 days)
38;Gerald Ford;14 Jul 1913;9 Aug 1974;61 years, 26 days (22,306 days);20 Jan 1977;63 years, 190 days (23,201 days);29 years, 340 days (10,932 days);26 Dec 2006;93 years, 165 days (34,133 days)
39;Jimmy Carter;1 Oct 1924;20 Jan 1977;52 years, 111 days (19,104 days);20 Jan 1981;56 years, 111 days (20,565 days);35 years, 355 days (13,140 days);alive;92 years, 100 days (33,703 days)
40;Ronald Reagan;6 Feb 1911;20 Jan 1981;69 years, 349 days (25,551 days);20 Jan 1989;77 years, 349 days (28,473 days);15 years, 137 days (5,615 days);5 Jun 2004;93 years, 120 days (34,088 days)
41;George H. W. Bush;12 Jun 1924;20 Jan 1989;64 years, 222 days (23,598 days);20 Jan 1993;68 years, 222 days (25,059 days);23 years, 355 days (8,757 days);alive;92 years, 211 days (33,814 days)
42;Bill Clinton;19 Aug 1946;20 Jan 1993;46 years, 154 days (16,956 days);20 Jan 2001;54 years, 154 days (19,878 days);15 years, 355 days (5,835 days);alive;70 years, 143 days (25,711 days)
43;George W. Bush;6 Jul 1946;20 Jan 2001;54 years, 198 days (19,922 days);20 Jan 2009;62 years, 198 days (22,844 days);7 years, 355 days (2,913 days);alive;70 years, 187 days (25,755 days)
44;Barack Obama;4 Aug 1961;20 Jan 2009;47 years, 169 days (17,336 days);20 Jan 2017;55 years, 169 days (20,258 days);;alive;55 years, 158 days (20,247 days)
45;Donald Trump;14 Jun 1946;20 Jan 2017;70 years, 220 days (25,788 days);;;;alive;70 years, 209 days (25,777 days)