Labrador Full Grown: 55–80 lb Adult Weight & Height

Adult Labradors weigh 55–80 lb (25–36.3 kg) and stand 21.5–24.5 in at the shoulder. Most reach adult size at 12–18 months.

Checked:

Labrador adult weight and height

SexWeightHeight at shoulder
Male65–80 lb (29.5–36.3 kg)22.5–24.5 in (57–62 cm)
Female55–70 lb (25–31.8 kg)21.5–23.5 in (55–60 cm)

Most Labradors reach their adult size at 12–18 months; larger dogs keep filling out for longer.

Estimate your puppy’s adult weight from its current age and weight.

Also: Labrador Lifespan: 11–13 Years and What Affects It

Sources

  1. Labrador Retriever — AKC (September 23, 2026)
  2. Labrador Retriever Dog Breed Health and Care — PetMD (vet-reviewed) (September 23, 2026)