Donald Trump became the oldest president to turn 80 while serving a second term on June 14, 2026, marking a historic milestone in U.S. presidential history. Born in Queens, New York, in 1946, Trump was inaugurated for his second nonconsecutive term at age 78 years and 7 months—the oldest person ever to take the presidential oath. He will be 82 by the time his term ends in January 2029.
Trump is only the second sitting U.S. president to reach age 80 in office, after Joe Biden, who turned 80 in November 2022 but did not serve a second term. Biden left office in January 2025 at age 82 years and 2 months, making him the oldest president at the end of a single-term presidency. Trump now surpasses the age Ronald Reagan was when his second term ended in January 1989, when Reagan was 77 years and 349 days old.
Trump’s ascent to the presidency at an advanced age has drawn significant health scrutiny. In May 2026, three weeks before his 80th birthday, Trump underwent a medical examination at Walter Reed Medical Center. According to the White House, the exam found Trump “remains in excellent health, demonstrating strong cardiac, pulmonary, neurological and overall physical function.” However, the frequency of medical evaluations has raised questions about his fitness for office.
Health concerns have mounted throughout Trump’s second term. In July 2025, he was diagnosed with chronic venous insufficiency, a vascular condition. Trump’s weight gain has drawn doctors’ concern as health scrutiny intensifies, with medical experts citing multiple factors contributing to ongoing questions about his long-term health outlook.
The milestone also places Trump in a rare historical category. Bill Clinton turned 80 on August 19, 2026, marking a milestone birthday shared by two other former presidents born in 1946—George W. Bush and Clinton himself. However, Trump remains the only sitting octogenarian president currently in office, a distinction that underscores the shifting age profile of American political leadership.
Trump has publicly dismissed age-related concerns, repeatedly asserting he is in “perfect health” and claiming to have “aced” cognitive tests. Yet polling data from May 2026 showed a majority of Americans held concerns about his age and fitness to serve. The question of presidential age and stamina has become increasingly central to national political discourse as the oldest generation of American leaders assumes high office.
Sources
- The Atlantic — Trump’s 80th birthday and his status as the second president to reach that age in office
- Wikipedia — Trump’s age at inauguration (78 years, 7 months), his birth date (June 14, 1946), and Biden’s second-term status
- CBS News — Trump’s 80th birthday on June 14, 2026
- Fox News — Trump turning 80 and becoming the second sitting U.S. president to reach that age
- BBC — Trump turning 80 and his status relative to Biden
- USA Today — Health questions accumulating in Trump’s second term, including chronic venous insufficiency diagnosis and Trump’s record age at inauguration
- The Globe and Mail — Trump’s medical exam in May 2026 and chronic venous insufficiency diagnosis in July 2025
- Al Jazeera — Trump’s age trajectory through his second term (will be 82 at conclusion) and his dismissal of health scrutiny
- NPR — White House statement on Trump’s health following May 2026 medical exam
- The New York Times — Trump’s medical exam results showing excellent health markers
