Ledecky got here house in 8min, 08.87sec to win forward of China’s Li Bingjie on 8:13.31 and Australia’s Ariarne Titmus on 8:13.59.
Ledecky stated she had “by no means dreamed of even coming to conferences like this” when she began her profession.
“To be right here and to have been to a bunch of world championships now, it is wonderful,” she stated.
“I am loving each second, simply attempting to take pleasure in every second.
“Now I am accomplished and I can take pleasure in a little bit bit with my household and mates.”
It was Ledecky’s second gold of this 12 months’s world championships in Fukuoka, after she retained her 1,500m freestyle title earlier within the week.
Her newest triumph offers her a profession haul of 21 world championship golds, extending her file as essentially the most adorned lady within the historical past of the competitors.
She additionally surpassed fellow American nice Michael Phelps by claiming her 16th particular person world title.
“There are some actually nice opponents there in all my occasions,” Ledecky stated.
“Kudos to them for pushing all of them the best way, pushing me every day in follow.
“It is at all times a battle, it is at all times a fantastic race — I do know I’ve to deliver my finest each single time,” she added.
