How Much Does a Donkey Weigh?

An adult donkey typically weighs between 180 to 450 kilograms (400 to 990 pounds).

Updated June 2026

How Much Does a Donkey Weigh?

The short answer: An adult donkey typically weighs about 180 to 450 kg (400 to 990 lb), depending on breed and size.

Donkey weight by type

Weight varies a lot by breed size. Here are typical examples.

Type (example)Typical weight
Miniature donkeyAbout 90 to 160 kg (200 to 350 lb)
Standard donkeyAbout 180 to 350 kg (400 to 770 lb)
Large standard / MammothAbout 350 to 450 kg (770 to 990 lb)
FoalAbout 9 to 14 kg (20 to 30 lb) at birth

What affects donkey weight

  • Breed. Miniature donkeys are a fraction of the weight of Mammoth donkeys.
  • Sex. Males (jacks) are often slightly heavier than females (jennies).
  • Diet. Donkeys gain weight easily on rich pasture.
  • Workload. Working animals tend to be leaner.
  • Age. Donkeys reach full size at around two to three years.

How donkey weight compares

A standard donkey weighs about as much as a small pony, while a Mammoth donkey can approach the weight of a light horse.

Frequently asked questions

How much does a standard donkey weigh?
A standard donkey typically weighs about 180 to 350 kg, depending on its build.

How much weight can a donkey carry?
A healthy donkey can generally carry around 20% of its body weight, roughly 35 to 70 kg.

How heavy is a miniature donkey?
Miniature donkeys usually weigh about 90 to 160 kg, far less than standard breeds.