How long do wolves live?

4-5 years in Yellowstone; estimated 2-3 years outside Yellowstone

typically Average lifespan in Yellowstone: 4-5 years; Average lifespan outside Yellowstone: estimated 2-3 years

Wolves in Yellowstone live an average of 4-5 years, while outside Yellowstone the average is estimated at 2-3 years.

• Oldest known wolf in Yellowstone: 12.5 years - 478F of the Cougar Creek pack.
• Oldest known wolf in the Rockies: B2 released in Idaho at estimated 4 years of age; died at age 13.8 of unknown causes.