The short answer: An adult domestic pig typically weighs between 110 and 350 kilograms (about 240 to 770 pounds), depending on breed and purpose.
Pig weight by type
Pig weight varies widely by breed and age. Here are typical figures.
| Type (example) | Typical weight |
|---|---|
| Newborn piglet | About 1 to 1.5 kg (2.2 to 3.3 lb) |
| Market hog (slaughter weight) | About 110 to 130 kg (240 to 290 lb) |
| Adult sow | About 200 to 350 kg (440 to 770 lb) |
| Adult boar | About 250 to 450+ kg (550 to 990+ lb) |
| Potbellied / mini pig | About 35 to 70 kg (77 to 154 lb) |
What affects pig weight
- Breed. Commercial breeds grow far heavier than miniature pet pigs.
- Age. Pigs gain weight rapidly, reaching market weight in around six months.
- Sex. Mature boars are usually heavier than sows.
- Diet. Feed quality and quantity strongly affect growth rate and final weight.
- Purpose. Animals raised for breeding grow larger than those sent to market young.
How pig weight compares
A market hog around 120 kg weighs roughly the same as one and a half adult humans, while a large breeding boar can match a small motorcycle.
Frequently asked questions
How much does a pig weigh at slaughter?
Most market hogs are sent to slaughter at around 110 to 130 kilograms (240 to 290 pounds), reached at roughly six months of age.
How much does a mini pig weigh?
Despite the name, adult potbellied and mini pigs often weigh 35 to 70 kilograms, much more than many owners expect.
How big can a pig get?
Large breeding boars can exceed 350 kilograms, and exceptional individuals have weighed over 450 kilograms.
