Quick answer
Wild leatherback sea turtles typically live around 45 years, though predation, disease, and habitat quality shift the average.
Lifespan in the wild
Most leatherback sea turtles reach roughly 45 years under natural conditions. 40–45 years in the wild
Factors affecting longevity
Predators, disease, food scarcity, and human pressures all shape survival. Males and females may differ in average lifespan.
In captivity or as pets
With veterinary care and steady nutrition, leatherback sea turtles sometimes live longer than wild averages — though wild longevity reflects natural ecology.
Oldest recorded individuals
Long-lived leatherback sea turtles are rare in the wild; research and zoo records help set upper limits for the species.
Sources
FAQs
How long do leatherback sea turtles live in the wild?
About 45 years on average.
What affects leatherback sea turtle lifespan?
Predation, habitat quality, disease, and food availability.
Do leatherback sea turtles live longer in captivity?
Often yes, when nutrition and healthcare are consistent.
How can you tell a young leatherback sea turtle from an adult?
Size, markings, and behaviour change with age — see our full profile for detail.