Largest turtle

The current largest turtle record is 2.4 tons, held by Archelon ischyros specimen, set on September 23, 1988. Last checked October 10, 2026.

2.4

tons

Archelon ischyros specimen

North America, Late Cretaceous seas; the largest known specimen was discovered in South Dakota, United States., 1988

Holder: Archelon ischyros specimen
Record: 2.4 tons
Metric: 2.2 tonnes
Exact figure: More than 2,200 kg (estimated)
Location: North America, Late Cretaceous seas; the largest known specimen was discovered in South Dakota, United States.
Date set: September 23, 1988
Recognized by: Guinness World Records
Last checked: October 10, 2026

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