Hildebrando Pécson was appointed as the first mayor of the newly created municipality from 1960 until 1967 when after his term limit allowed by law then, he was succeeded by Hermogenes Padilla in the 1967 local elections. In 1971 local elections, Gavino Gascon challenged Padilla and was popularly elected by people. In 1976, he was replaced by William Corpuz and was in turn unseated in 1978. Oniate Tabangcura, a former officer of the military replaced Corpuz. When President Ferdinand Marcos was overthrown on 1986 through the 1986 EDSA Revolution, President Corazon Aquino issued and executive order replacing all local executives all throughout the Philippines. Corpuz was appointed as Officer-In-Charge Mayor of Quezon. On 1988 local elections, Gavino Gascon had his seat back, again with popular votes, as mayor of Quezon. He was reelected in the 1992 and 1995 local elections. Due to term limit as stated on the 1987 Philippine Constitution and the Local Government Code of 1991, the position of mayor was left as an open race in the 1998 elections. Lawyer Eduardo Cabantac won as municipal mayor. He was reelected in 2001 local elections Cabantac was again reelected in the 2004 local elections leaving the 2007 local elections as an open race again. Gascon's son Daryl won as mayor in the said election. Daryl G. Gascon was re-elected in 2010 and again in 2013 for his third and last term. In May 2016 Presidential and Local Elections, incumbent Vice Mayor Jimmy S. Gamazon Jr. won as Mayor against incumbent Councilor Eduardo R. Cabantac who wanted to reclaim his former post. In May 2019, incumbent Mayor Jimmy S. Gamazon Jr. won unopposed while his running mate Attorney Jesus V. Poquiz, a three-termer Councilor, handily won as Vice Mayor against Councilor Glenn A. Dulig.