List of longest-serving mayors in the United States

Columns: Years | Name | Municipality | Notes
50 years , 151 days | Leonard Scarcella | Stafford , Texas | Entered into office on September 4 , 1969 | 49 years , 32 days | H. Ford Gravitt | Cumming , Georgia | Entered office on January 1 , 1971 . Served four years on City Council ( 1967-1970 ) | 49 years , 32 days | Robert Blais | Lake George , New York | Began current term on April 5 , 1971 | 44 years | Gerald H. Thompson | Fitzgerald , Georgia | Served from January 1 , 1968 to January 1 , 2012 ( Served on City Council 1965-1967 ) | 43-44 years | Richard A. Mola | Elmwood Park , New Jersey | Entered office in 1972 , served until his death in 2016 | 43 years , 0 days | Paul W. Cassidy | Parma Heights , Ohio | Served in office between January 1958 through January 2001

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