The youngest mayor is High School student, Michael Sessions (USA, 22 September 1987), who was elected on 8 November 2005 and sworn in as Mayor of Hillsdale, Michigan, USA at the age of 18 years, 61 days, on 21 November 2005 – following his victory over the incumbent, Douglas Ingles (USA). Despite only being able to dedicate after-school hours to his office, the Mayor is commited to his four-year term.

Mr Sessions still attends Hillsdale High School, and uses his bedroom as an office! In return, he receives a $250 (£140) monthly stipend and a vote on the City Council.