An adult grizzly bear typically weighs about 400–600 pounds (180–270 kg) for a male and 250–350 pounds (110–160 kg) for a female.

Quick Scoop

  • Most adult male grizzlies: around 400–600 lb, with big individuals reaching 700 lb or more.
  • Most adult female grizzlies: around 250–350 lb, sometimes up to 400–500 lb in rich coastal areas.
  • Cubs: only a few pounds when they first emerge from the den.
  • Inland bears tend to be lighter, while coastal bears with richer food (like salmon) can be much heavier and occasionally exceed 1,000 lb.

Typical weights by type

Bear type Male weight Female weight
Inland grizzly ≈400–600 lb (up to ~700 lb) ≈250–350 lb
Coastal grizzly/brown bear ≈700–1,000+ lb ≈400–700 lb

A simple way to picture it: a big male grizzly can weigh as much as a small car’s engine plus several adult humans combined.

TL;DR: If someone asks “how heavy is a grizzly bear,” a solid everyday answer is about 400–600 pounds for a typical adult male, and 250–350 pounds for a typical adult female.

Information gathered from public forums or data available on the internet and portrayed here.