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Boston Terrier Cocker Spaniel Mix

A Boston Terrier Cocker Spaniel mix is a cross between a Boston Terrier and a Cocker Spaniel. Most grow into small dogs of 15–30 lb and live 10–14 years.

Boston Terrier, a purebred dog
Boston TerrierPhoto: Svenska Mässan from Sweden, CC BY 2.0, source
Cocker Spaniel, a purebred dog
Cocker SpanielPhoto: Wikimedia Commons contributor, CC BY-SA 3.0, source

Photos show the purebred parents. There is no single look for a mix: puppies in one litter can resemble either side.

Weight15–30 lbcan be 12–30 lb
Height14–16 inat the shoulder
Lifespan10–14 years
SizeSmall

How big does a Boston Terrier Cocker Spaniel Mix get?

Boston Terrier12–25 lb
The mix15–30 lb
Cocker Spaniel20–30 lb

Pounds. The dark band is where most Boston Terrier Cocker Spaniel Mix dogs end up; the light band is the full range between the smallest and largest parent.

Height runs 14–16 inches at the shoulder, against 15–17 in for the Boston Terrier and 13.5–15.5 in for the Cocker Spaniel.

Coat, energy and training

Shedding
Low

Neither parent has a low-shedding coat, so expect dog hair around the house and seasonal heavy shedding.

Energy
Moderate

Daily walks and some play are enough for most of these dogs.

Trainability
Very high

The Boston Terrier rates very high and the Cocker Spaniel very high; a puppy may lean either way.

Grooming
Low to high

Brush a couple of times a week.

Temperament

The Boston Terrier is usually described as friendly, bright, amusing. The Cocker Spaniel as gentle, smart, happy. A mix can take after either parent or land in between. If you can, meet both parents of a puppy before you choose.

Boston Terrier vs Cocker Spaniel vs the mix

TraitBoston TerrierBoston Terrier Cocker Spaniel MixCocker Spaniel
Weight12–25 lb15–30 lb20–30 lb
Height15–17 in14–16 in13.5–15.5 in
Lifespan11–13 yr10–14 yr10–14 yr
Sheddingvery lowlowlow
Energymoderatemoderatemoderate
GroupNon-SportingmixedSporting

Questions about the Boston Terrier Cocker Spaniel Mix

How big does a Boston Terrier Cocker Spaniel Mix get?
Most grow to 15–30 pounds and 14–16 inches at the shoulder. Because puppies can take after either parent, the full possible range is 12–30 pounds.
How long does a Boston Terrier Cocker Spaniel Mix live?
A typical lifespan is 10–14 years, the midpoint of the Boston Terrier (11–13 years) and the Cocker Spaniel (10–14 years).
Does a Boston Terrier Cocker Spaniel Mix shed?
Shedding is low. Neither parent has a low-shedding coat, so expect dog hair around the house and seasonal heavy shedding.
Is a Boston Terrier Cocker Spaniel Mix easy to train?
Trainability is very high, based on how both parent breeds respond to training. Start early and keep sessions short.

Other Boston Terrier mixes

Other Cocker Spaniel mixes

Figures are calculated from each parent breed's standard height, weight and life expectancy. How we calculate.