Clarence Thomas, the Supreme Court's longest-serving justice at age 78, has shown no public or private signals of intending to retire soon, with sources confirming in April 2026 that he plans to remain on the bench into the immediate term and beyond. Thomas has long expressed interest in serving into the 2030s, consistent with his 1991 confirmation and patterns among justices who extend tenures into their late seventies or eighties, and he recently marked a milestone as the second-longest serving member with an eye on surpassing the record in 2028. President Trump has voiced preference for Thomas and Justice Alito to continue rather than trigger confirmation processes, while no health concerns, ethical issues, or institutional pressures have surfaced to shift this outlook. Recent activity, including Thomas questioning counsel during oral arguments in September 2026 after years of silence, underscores ongoing engagement ahead of the new term. Market pricing reflects this absence of catalysts, with trader consensus assigning low implied probability to an announcement by late 2026 or mid-2027 absent unexpected developments.