How fast can a grizzly bear run in miles per hour?

How fast can a grizzly bear run in miles per hour? A grizzly bear can run at about 35 miles per hour.

Grizzly bears are powerful runners despite their heavy build. A large shoulder muscle, strong hindquarters, and broad paws let them accelerate rapidly over short distances. Their top speed is commonly reported at roughly 35 miles per hour, although estimates can vary with the individual bear, terrain, distance, and measurement method.

The bear’s prominent shoulder hump is not a sign of a deformity or a storage pouch. It is a mass of muscle that powers the front limbs, helping grizzlies dig, overturn logs, climb slopes, and charge. Their long claws are excellent digging tools but can make tree climbing difficult for adult grizzlies.

A common misconception is that a person can outrun a grizzly by sprinting in a straight line. Even elite human runners are far slower, and bears can move quickly across uneven ground. Grizzly safety guidance emphasizes avoiding surprise encounters, keeping distance, and following local wildlife-agency advice rather than relying on speed.