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Medium breed

Boykin Spaniel Growth Chart

Male adult weight25–40 lb11.3–18.1 kg
Female adult weight25–40 lb11.3–18.1 kg

The Boykin Spaniel is a gentle, medium-sized water retriever developed in South Carolina, prized for its soft mouth and eager-to-please temperament. Boykin puppies grow at a moderate, athletic pace, filling out their frame steadily through the first year. Most reach adult weight between 12 and 15 months.

View weight chart (lb & kg)

Calculate Your breeds.boykin-spaniel Puppy's Adult Weight

Enter your breeds.boykin-spaniel puppy's age and current weight for an estimated adult weight range.

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breeds.boykin-spaniel weight by age

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

Most breeds.boykin-spaniel puppies approach adult weight around 14 months, although individuals may finish earlier or later.

Weight unit
Expected breeds.boykin-spaniel puppy weight at key ages in lb or kg
AgeTypical male rangeTypical female range
2 months (8 weeks)3.9–11.4 lb1.8–5.2 kg3.9–11.4 lb1.8–5.2 kg
3 months (12 weeks)5.9–14.6 lb2.7–6.6 kg5.9–14.6 lb2.7–6.6 kg
4 months (16 weeks)7.6–17.4 lb3.4–7.9 kg7.6–17.4 lb3.4–7.9 kg
5 months (20 weeks)9.2–20 lb4.2–9.1 kg9.2–20 lb4.2–9.1 kg
6 months (24 weeks)10.8–22.4 lb4.9–10.2 kg10.8–22.4 lb4.9–10.2 kg
7 months (32 weeks)13.7–27 lb6.2–12.2 kg13.7–27 lb6.2–12.2 kg
9 months (40 weeks)16.4–31.4 lb7.4–14.2 kg16.4–31.4 lb7.4–14.2 kg
1 year (52 weeks)20.2–37.5 lb9.2–17 kg20.2–37.5 lb9.2–17 kg
18 months (78 weeks)22.9–40 lb10.4–18.1 kg22.9–40 lb10.4–18.1 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

breeds.boykin-spaniel Growth Stages

Understanding the typical growth stages helps you know what to expect as your breeds.boykin-spaniel 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.

breeds.boykin-spaniel FAQ

How much will my Boykin Spaniel puppy weigh as an adult?

A typical adult Boykin Spaniel weighs 25–40 lb, with males and females usually falling in the same band. Individuals from active hunting lines often sit at the lighter end of the range.

At what age is a Boykin Spaniel fully grown?

Most Boykin Spaniels reach their adult weight between 12 and 15 months. They tend to look lanky during the middle months before their chest and muscle fill in.

How accurate is a Boykin Spaniel puppy weight chart?

Reasonably accurate, but line type matters — field and hunting lines are typically leaner and lighter than show lines. A dense, wavy coat can also make a Boykin puppy look heavier than the scale says, so weigh rather than eyeball.

How much should a Boykin Spaniel puppy weigh at 12 weeks?

Check the 12-week row in the weight-by-age table above for the estimated male and female ranges. 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 Boykin Spaniels grow differently?

Not much — the breed standard range is the same for both sexes. Males may average slightly heavier, but the overlap is large and either sex can land anywhere in the 25–40 lb band.