Justice Clarence Thomas, the Supreme Court’s senior member at age 78, has shown no public or private signals of retirement plans as of mid-September 2026. Sources close to him confirmed in April that departure is not anticipated this year, aligning with his prior statements favoring service into the 2030s. Recent activity, including his first oral argument question in over a decade during September proceedings, underscores continued engagement. President Trump has repeatedly expressed preference for Thomas and Justice Alito remaining on the bench to avoid vacancies during the current term. No health concerns, ethics developments, or institutional pressures have emerged to shift this stance, keeping near-term announcement probabilities low while longer windows reflect historical patterns of extended tenures by senior justices.