List of longest-serving mayors in the United States

Columns: Years | Name | Municipality | Notes
56 years , 12 days | Bruce Arnold | Valparaiso , Florida | Entered office on January 21 , 1964 , Died in office February 23 , 2017 | 51 years | Donald Stephens | Rosemont , Illinois | First Mayor of Rosemont . Served from village 's incorporation in 1956 to 2007 | 50 years | Leonard T. Connors | Surf City , New Jersey | Entered office in 1966 , served until January 5 , 2016 | 48 years , 352 days | Frank E. Rodgers | Harrison , New Jersey | Served from September 4 , 1946 to August 22 , 1995 | 48 years , 19 days | Randall Wise | Niceville , Florida | Entered in office in August , 1972 . Served until his death on January 20 , 2020 | 47 years , 11 months | Frank Kelly | Collingdale , Pennsylvania | Served from 1970 to his death on November 22 , 2018 | 47 years , 115 days | Nicholas B . Blase | Niles , Illinois | Served from May 2 , 1961 to his resignation on August 25 , 2008

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