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Medium breed

Spanish Water Dog Growth Chart

Male adult weight39.7–48.5 lb18–22 kg
Female adult weight30.9–39.7 lb14–18 kg

The Spanish Water Dog is a rustic, curly-coated herding and water dog from Andalusia — a tireless farm all-rounder with a distinctive woolly coat that is traditionally corded. Intelligent, athletic, and deeply bonded to their people. Adult males typically weigh 39.7-48.5 lb and females 30.9-39.7 lb, with most fully grown between 12 and 14 months.

View weight chart (lb & kg)

Calculate Your Spanish Water Dog Puppy's Adult Weight

Enter your Spanish Water Dog puppy's age and current weight for an estimated adult weight range.

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Spanish Water Dog weight by age

Typical male and female puppy weight ranges by age, available in lb and kg. Individual puppies may vary.

Most Spanish Water Dog puppies approach adult weight around 14 months, although individuals may finish earlier or later.

Weight unit
Expected Spanish Water Dog puppy weight at key ages in lb or kg
AgeTypical male rangeTypical female range
2 months (8 weeks)6.2–13.8 lb2.8–6.3 kg4.8–11.3 lb2.2–5.1 kg
3 months (12 weeks)9.3–17.7 lb4.2–8 kg7.2–14.5 lb3.3–6.6 kg
4 months (16 weeks)12.1–21 lb5.5–9.5 kg9.4–17.2 lb4.3–7.8 kg
5 months (20 weeks)14.6–24.2 lb6.6–11 kg11.4–19.8 lb5.2–9 kg
6 months (24 weeks)17.1–27.2 lb7.8–12.3 kg13.3–22.2 lb6–10.1 kg
7 months (32 weeks)21.7–32.8 lb9.8–14.9 kg16.9–26.8 lb7.7–12.2 kg
9 months (40 weeks)26–38 lb11.8–17.2 kg20.2–31.1 lb9.2–14.1 kg
1 year (52 weeks)32.1–45.5 lb14.6–20.6 kg25–37.2 lb11.3–16.9 kg
18 months (78 weeks)36.4–48.5 lb16.5–22 kg28.3–39.7 lb12.8–18 kg

These estimated ranges combine the breed's adult weights with a size-based growth curve. They are not measured breed-specific percentiles or health targets. Month labels are rounded approximations; use the week values for each row. How these weight ranges are calculated

Spanish Water Dog Growth Stages

Understanding the typical growth stages helps you know what to expect as your Spanish Water Dog puppy grows.

Neonatal

0–2 weeks

Puppies are born with eyes and ears closed, relying entirely on their mother. Rapid weight gain occurs during this period.

Socialization

3–12 weeks

Eyes and ears open. Puppies begin to explore, play, and learn social behaviors. This is a critical period for development.

Juvenile

3–6 months

Rapid growth continues. Puppies become more independent, start teething, and develop coordination.

Adolescent

6–12 months

Growth rate begins to slow. Puppies reach sexual maturity and may test boundaries. Muscle mass develops.

Young Adult

12–15 months

Growth is nearly complete. Your puppy is filling out and approaching adult proportions.

Adult

15+ months

Your puppy has reached their full adult size. Weight should remain relatively stable with proper nutrition.

Spanish Water Dog FAQ

How much will my Spanish Water Dog puppy weigh as an adult?

Adult Spanish Water Dogs typically weigh between 30.9 and 48.5 lb — males 39.7-48.5 lb and females 30.9-39.7 lb. Males clearly run heavier, so the chart shows separate rows for each.

At what age is a Spanish Water Dog fully grown?

Most reach adult weight between 12 and 14 months. They grow at a steady medium-breed pace, so a puppy that looks almost finished at a year still has a little filling out to do.

How accurate is a Spanish Water Dog puppy weight chart?

It is a good guide, but remember the curly coat can hide or exaggerate body condition — feel the ribs rather than trusting the eye. Track your own puppy's trend over several weeks rather than comparing to a single week's number.

How much should a Spanish Water Dog puppy weigh at 12 weeks?

Check the 12-week row in the weight-by-age table above for the estimated range. If your puppy falls well outside that band, re-check the scale, the lb/kg setting, and the age entry first — a single off reading is more common than a truly unusual puppy.

Do male and female Spanish Water Dogs grow differently?

Yes — the standard gives males at 39.7-48.5 lb and females at 30.9-39.7 lb, so the chart shows separate rows for each. Use the right row for your puppy's sex.