How much does an adult koala weigh?

The average weight of an adult koala varies according to where it lives.
  • Koalas found in the northern parts of Australia weigh up to 9 kg (19.8 pounds) for males and 7.25 kg (16 pounds) for females.
  • Southern koalas weigh up to 15 kg (33 pounds) for males and 11 kg (24 pounds) for females.