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🇺🇸 United States

Federal presidential republicElectoral democracy

Donald Trump

President · 588 days in office · 872 days remaining

Cannot run again

How the political system works in the United States

Americans vote for a president every four years. The president runs the government and also represents the country abroad. Nobody can be elected president more than twice; after two wins they have to step down for good. If a president dies or resigns mid-term, the vice president takes over.

Next election: 2028 — Next U.S. presidential election.

Tenure records

Recent presidents by days in office

Is a leader's tenure getting longer or shorter in the United States?

Across 46 completed terms, the average president of the United States has served 1,872 days (about 5.1 years). Terms are getting longer: the last five completed terms averaged 2,338 days.

All presidents of the United States

#	Name	Took office	Left office	Days
47	Donald Trump	Jan 20, 2025	Incumbent	588
46	Joe Biden	Jan 20, 2021	Jan 20, 2025	1,461
45	Donald Trump	Jan 20, 2017	Jan 20, 2021	1,461
44	Barack Obama	Jan 20, 2009	Jan 20, 2017	2,922
43	George W. Bush	Jan 20, 2001	Jan 20, 2009	2,922
42	Bill Clinton	Jan 20, 1993	Jan 20, 2001	2,922
41	George H. W. Bush	Jan 20, 1989	Jan 20, 1993	1,461
40	Ronald Reagan	Jan 20, 1981	Jan 20, 1989	2,922
39	Jimmy Carter	Jan 20, 1977	Jan 20, 1981	1,461
38	Gerald Ford	Aug 9, 1974	Jan 20, 1977	895
37	Richard Nixon	Jan 20, 1969	Aug 9, 1974	2,027
36	Lyndon B. Johnson	Nov 22, 1963	Jan 20, 1969	1,886
35	John F. Kennedy	Jan 20, 1961	Nov 22, 1963	1,036
34	Dwight D. Eisenhower	Jan 20, 1953	Jan 20, 1961	2,922
33	Harry S. Truman	Apr 12, 1945	Jan 20, 1953	2,840
32	Franklin Delano Roosevelt	Mar 4, 1933	Apr 12, 1945	4,422
31	Herbert Hoover	Mar 4, 1929	Mar 4, 1933	1,461
30	Calvin Coolidge	Aug 2, 1923	Mar 4, 1929	2,041
29	Warren G. Harding	Mar 4, 1921	Aug 2, 1923	881
28	Woodrow Wilson	Mar 4, 1913	Mar 4, 1921	2,922
27	William Howard Taft	Mar 4, 1909	Mar 4, 1913	1,461
26	Theodore Roosevelt	Sep 14, 1901	Mar 4, 1909	2,728
25	William McKinley	Mar 4, 1897	Sep 14, 1901	1,654
24	Grover Cleveland	Mar 4, 1893	Mar 4, 1897	1,461
23	Benjamin Harrison	Mar 4, 1889	Mar 4, 1893	1,461
22	Grover Cleveland	Mar 4, 1885	Mar 4, 1889	1,461
21	Chester A. Arthur	Sep 19, 1881	Mar 4, 1885	1,262
20	James A. Garfield	Mar 4, 1881	Sep 19, 1881	199
19	Rutherford B. Hayes	Mar 4, 1877	Mar 4, 1881	1,461
18	Ulysses S. Grant	Mar 4, 1869	Mar 4, 1877	2,922
17	Andrew Johnson	Apr 15, 1865	Mar 4, 1869	1,419
16	Abraham Lincoln	Mar 4, 1861	Apr 15, 1865	1,503
15	James Buchanan	Mar 4, 1857	Mar 4, 1861	1,461
14	Franklin Pierce	Mar 4, 1853	Mar 4, 1857	1,461
13	Millard Fillmore	Jul 9, 1850	Mar 4, 1853	969
12	Zachary Taylor	Mar 4, 1849	Jul 9, 1850	492
11	James K. Polk	Mar 4, 1845	Mar 4, 1849	1,461
10	John Tyler	Apr 4, 1841	Mar 4, 1845	1,430
9	William Henry Harrison	Mar 4, 1841	Apr 4, 1841	31
8	Martin Van Buren	Mar 4, 1837	Mar 4, 1841	1,461
7	Andrew Jackson	Mar 4, 1829	Mar 4, 1837	2,922
6	John Quincy Adams	Mar 4, 1825	Mar 4, 1829	1,461
5	James Monroe	Mar 4, 1817	Mar 4, 1825	2,922
4	James Madison	Mar 4, 1809	Mar 4, 1817	2,922
3	Thomas Jefferson	Mar 4, 1801	Mar 4, 1809	2,922
2	John Adams	Mar 4, 1797	Mar 4, 1801	1,460
1	George Washington	Apr 30, 1789	Mar 4, 1797	2,865

Officeholder history via Wikidata. Multiple rows for one person indicate separate terms.

Frequently asked questions

Who is the President of United States?

Donald Trump has been President of United States since Jan 20, 2025.

How is the leader of United States chosen?

Americans vote for a president every four years. The president runs the government and also represents the country abroad. Nobody can be elected president more than twice; after two wins they have to step down for good. If a president dies or resigns mid-term, the vice president takes over.

Who is the longest-serving President of United States?

Franklin Delano Roosevelt, with 4,422 days in office.

Are leaders serving longer or shorter terms in United States?

Across 46 completed terms, the average president of the United States has served 1,872 days (about 5.1 years). Terms are getting longer: the last five completed terms averaged 2,338 days.