How fast can a brown bear run?

Black bears are the fastest, followed by grizzly bears, which can run up to 30 miles per hour. Humans, on the other hand, clock in at an average of 45 kilometers per hour, or 28 miles per hour. This speed is slightly less than a house cat's. read more

How Fast can a Grizzly Bear Run Grizzly bears are able to run as fast as 55 km per hour. They seem to be more active at dawn and dusk, but may come out any time. read more

Black bears are surefooted and graceful and run at speeds up to 25-30 mph which is about 40-50 km/h. read more