Youngest and Oldest U.S. Presidents - Statistics

General Stats

Answer Stats

Ranking	Age	President	% Correct
Youngest	43	John F. Kennedy	100%
Oldest	78	Joe Biden	96%
Oldest	70	Donald Trump	95%
Oldest	69	Ronald Reagan	92%
Youngest	47	Barack Obama	90%
Youngest	46	Bill Clinton	90%
Youngest	42	Theodore Roosevelt	90%
Oldest	64	George H.W. Bush	89%
Oldest	61	John Adams	87%
Oldest	68	William Henry Harrison	77%
Oldest	61	Andrew Jackson	75%
Oldest	62	Dwight D. Eisenhower	75%
Youngest	46	Ulysses S. Grant	75%
Youngest	49	James K. Polk	73%
Oldest	65	James Buchanan	70%
Youngest	49	James Garfield	70%
Youngest	47	Grover Cleveland	65%
Oldest	64	Zachary Taylor	65%
Youngest	48	Franklin Pierce	63%
Youngest	50	Millard Fillmore	58%

Score Distribution

Percent of People with Each Score

Percentile by Number Answered

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