Best 3-Year Improvements From Top Florida 400m Athletes

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Danielle Bess, of American Heritage, went from running a 55.32 400m back in 2016 as an eighth grader, to running a 53.90 as a sophomore last season. Bess was the 2A girls 400m runner-up.

We took a look at the top 400m athletes who have run in the 2018, '17, and '16 outdoor seasons and ranked them by their 2018 season bests to see how each athlete improved. 

Girls 400m | Boys 400m