List of longest-serving mayors in the United States

Columns: Years | Name | Municipality | Notes
63 years , 73 days | Hilmar Moore | Richmond , Texas | Served from September 22 , 1949 to December 4 , 2012 | 61 years , 111 days | John H. Land | Apopka , Florida | Served from January 1 , 1971 to April 22 , 2014 . Also served from January 1 , 1950 to January 1 , 1968 | 58 years , 233 days | Robert Linn | Beaver , Pennsylvania | Served from January 2 , 1946 to August 22 , 2004 | 60 years | Charles E. Long | Booneville , Kentucky | Entered office in 1958 . Served until his death in August , 2019 | 56 years | Paul Jurko | Yankee Lake , Ohio | Elected into office in November 1931 at the age of 21 . Served until his death on March 1 , 1988 | 54 years | Robert L. Butler | Marion , Illinois | Entered office in May 1963 . Served until his resignation on January 31 , 2018 | 52 years , 0 days | John M. Coyne | Brooklyn , Ohio | Served from 1948 until January 2000

Example questions:
In what month did the mayor from Richmond , TX , one of the longest-serving mayors in the United States , die ? | Who defeated one of the longest-serving mayors in the United States , the mayor of Apopka in 2014 ? | In what year was one of the longest-serving mayors in the United States , the mayor from Marion , Illinois born ? | What was the 2010 population of the city where Charles E long was one of the longest-serving mayors in the United States ?

Answers:
December | Joe Kilsheimer | 1927 | 81