The Florida Envirothon was founded in 1992 by Janet Maizner. Ms Maizner, a volunteer and partner in a South Florida based Public Relations firm, formed a Board of Directors that included individuals from the Florida Department of Environmental Protection, the Florida Association of Conservation Districts, the USDA Natural Resources Conservation Service , the Florida Department of Agriculture and Consumer Services, Division of Forestry and Bureau of Soil and Water Conservation Districts, the Suwannee River Water Management District, and the Florida Game and Freshwater Fish Commission. The first Envirothon held in Florida was in Palm Beach County held in the spring of 1992. The Florida team came in 5th place overall at the 1992 National Envirothon Competition.
2009 Winners - Jupiter High School
Past Winners
| Year | Winner | Location |
| 2009 | Palm Beach County Jupiter High School (6th place at the National Competition) | Hillsborough River State Park |
| 2008 | St Lucie County John Carroll High School | Myakka River State Park |
| 2007 | St Lucie County John Carroll High School (12th place at National competition) | Jonathan Dickinson State Park |
| 2006 | St Lucie County John Carroll High School | Silver River State Park |
| 2005 | Palm Beach County Jupiter High School | Hillsborough River State Park |
| 2004 | Miami-Dade County Miami Palmetto High School (1st place at National competition) | Myakka River State Park |
| 2003 | Hillborough County Berkeley Preparatory School | Jonathan Dickinson State Park |
| 2002 | Polk County George Jenkins High School | Silver Springs State Park |
| 2001 | Polk County George Jenkins High School | Hillsborough County State Park |
| 2000 | Dade County | Hugh Taylor Birch State Park |
| 1999 | Hillsborough County Berkeley Preparatory School | Paynes Prairie State Reserve |
| 1998 | Volusia Couty 4-H Team | St. Leo College |
| 1997 | Monroe County Coral Shores High School (5th place at National competition) | Highlands Hammock State Park |
| 1996 | Palm Beach County Jupiter High School | Honeymoon Isand State Recreational Area |
| 1995 | Palm Beach County Jupiter High School | Weeki Wachee Springs |
| 1994 | Palm Beach County Jupiter High School | Waculla Springs State Park |
| 1993 | Palm Beach County Jupiter High School | Springs State Park |