Great Dane Growth Chart
Great Danes are giant breeds with rapid early growth and a long path to full maturity, often 18–24 months. Controlled nutrition is important while bone develops. Estimates should emphasize ranges and gradual weekly tracking.
Calculate Your Great Dane Puppy's Adult Weight
Enter your Great Dane puppy's age and current weight for an estimated adult weight range.
Enter your puppy's details to see an adult weight range, growth chart, and confidence level.
Great Dane weight by age
Typical weight ranges based on Great Dane adult size and standard growth curves. Individual puppies may vary.
Most Great Dane puppies approach adult weight around 24 months, although individuals may finish earlier or later.
| Age | Typical male range | Typical female range |
|---|---|---|
| 2 months (8 weeks) | 14.8–41.3 lb | 11.7–33 lb |
| 3 months (12 weeks) | 21.8–50.1 lb | 17.2–40 lb |
| 4 months (16 weeks) | 28.1–57.9 lb | 22.1–46.3 lb |
| 5 months (20 weeks) | 34–65.3 lb | 26.7–52.2 lb |
| 6 months (24 weeks) | 39.6–72.3 lb | 31.1–57.8 lb |
| 7 months (32 weeks) | 50–85.2 lb | 39.3–68.2 lb |
| 9 months (40 weeks) | 59.8–97.5 lb | 47–78 lb |
| 12 months (52 weeks) | 73.6–114.8 lb | 57.9–91.8 lb |
| 18 months (78 weeks) | 101.2–149.3 lb | 79.5–119.4 lb |
| 24 months (104 weeks) | 130.9–175 lb | 102.9–140 lb |
Great Dane Growth Stages
Understanding the typical growth stages helps you know what to expect as your Great Dane puppy grows.
Neonatal
0–2 weeksPuppies are born with eyes and ears closed, relying entirely on their mother. Rapid weight gain occurs during this period.
Socialization
3–12 weeksEyes and ears open. Puppies begin to explore, play, and learn social behaviors. This is a critical period for development.
Juvenile
3–8 monthsRapid growth continues. Puppies become more independent, start teething, and develop coordination.
Adolescent
8–18 monthsGrowth rate begins to slow. Puppies reach sexual maturity and may test boundaries. Muscle mass develops.
Young Adult
18–24 monthsGrowth is nearly complete. Your puppy is filling out and approaching adult proportions.
Adult
24+ monthsYour puppy has reached their full adult size. Weight should remain relatively stable with proper nutrition.
Great Dane FAQ
How much will my Great Dane puppy weigh as an adult?
A fully grown Great Dane typically falls between 110 and 175 lb. In this giant breed, males commonly reach 140–175 lb while females often land at 110–140 lb. Use this calculator with your puppy's age and current weight for a personalized estimate within those bounds.
At what age is a Great Dane fully grown?
As a giant breed, most Great Danes finish growing between 18 and 24 months. Great Danes grow slowly on a giant timeline—height may stop before weight fully settles. Growth charts work best when you track several weekly weights rather than relying on one measurement taken during a growth spurt or quiet phase.
How accurate is a Great Dane puppy weight chart?
Estimated Great Dane growth curves assume typical development, but rapid early growth on giant frames create meaningful variation within the breed. Nutrition pacing affects joint development timelines. Parent weight and body condition may refine predictions when available. Charts work best alongside sex-specific ranges and consistent measurement habits.