DelBello took office in January 1970 as the city's youngest mayor in history (at the time) at the age of 35, as well of the first Democratic mayor of Yonkers in more than thirty years. DelBello, who served as mayor from 1970 to 1974, won re-election to a second term on November 2, 1971.
DelBello took office as Yonkers' youngest mayor at age 35 in January 1970, marking the first Democratic mayoral victory in over thirty years. He served as mayor from 1970 to 1974 and was re-elected for a second term on November 2, 1971.