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Who was the oldest president to be elected?

DONALD Trump is among the small handful of men who were elected as US president over the age of 65.

He joins Ronald Reagan, William Henry Harrison, and James Buchanan as the oldest presidents in history to ever serve as America's commander-in-chief. But who's the oldest to ever be elected?

Donald Trump is one of the oldest people to ever be elected as US president
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Donald Trump is one of the oldest people to ever be elected as US presidentCredit: AFP or licensors
John F. Kennedy is the youngest man to be elected as commander-in-chief
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John F. Kennedy is the youngest man to be elected as commander-in-chiefCredit: AP:Associated Press

Who was the oldest president to be elected?

was the oldest person elected president when he was inaugurated in 2017 at 70 years and 220 days old.

If voters to reelect the president in November, he'd break his own record again at the age of 74.

On average, US presidents are sworn in at 55 years old.

Trump was the oldest person elected president when he was inaugurated in 2017 at 70 years and 220 days old
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Trump was the oldest person elected president when he was inaugurated in 2017 at 70 years and 220 days oldCredit: AP:Associated Press
He'd still be the oldest president if reelected in November at the age of 74
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He'd still be the oldest president if reelected in November at the age of 74Credit: AFP or licensors

Who was the youngest president to be elected?

President John F. Kennedy became the youngest person elected as commander-in-chief at 43 years old at inauguration day in 1961.

Kennedy announced his candidacy for president at 42 and won the 1960 election against Richard Nixon after 11 months of campaigning.

The youngest person to assume the presidency was Theodore Roosevelt, who succeeded the White House at 42 years and 322 days old after the assassination of William McKinley.

Kennedy was the youngest man sworn into the White House at 43 years old
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Kennedy was the youngest man sworn into the White House at 43 years oldCredit: Alamy
The Democrat won the 1960 election against Republican Richard Nixon
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The Democrat won the 1960 election against Republican Richard NixonCredit: Hulton Archive - Getty
Theodore Roosevelt was the youngest president to assume the presidency at 42 years old, after William McKinley was assassinated
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Theodore Roosevelt was the youngest president to assume the presidency at 42 years old, after William McKinley was assassinatedCredit: Hulton Picture Company

How old was Ronald Reagan when he was elected president?

Regan was the eldest person to assume the presidency at 69 years and 349 years old on his first inauguration in 1981.

He held the distinction until Trump's inauguration in 2017.

Reagan was the oldest president at the time he left office at the age of 77 in 1989, when he was just 22 days shy from turning 78.

Reagan previously held the record for the oldest man elected as president - he was inaugurated in 1981 at the age of 69
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Reagan previously held the record for the oldest man elected as president - he was inaugurated in 1981 at the age of 69Credit: Getty Images - Getty
He was the oldest person to leave the White House at the age of 77 in 1989
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He was the oldest person to leave the White House at the age of 77 in 1989Credit: PA:Press Association

Will Biden be the oldest president ever elected?

Former vice president would be the oldest sitting president if elected in 2020.

The Democrat would be 78 years and 61 days old on inauguration day in 2021 - eight years older than Trump was when he was sworn in.

If elected in November, Joe Biden would be the oldest person sworn in as president at 78 years old
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If elected in November, Joe Biden would be the oldest person sworn in as president at 78 years oldCredit: AFP or licensors
Donald Trump insists he will 'negotiate' a THIRD term as president because he’s been ‘treated so badly

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