English Bulldog Boston Terrier Mix: Complete Breed Guide & Care Tips
Everything about the English Bulldog Boston Terrier mix: size, temperament, health risks, grooming, and cost. A realistic guide for prospective owners.
The English Bulldog Boston Terrier Mix at a Glance
The English Bulldog Boston Terrier mix — sometimes called the "Bullston" or "Boston Bulldog" — is a designer crossbreed that pairs the stocky, laid-back English Bulldog with the compact, lively Boston Terrier. The result is a small-to-medium companion dog that typically weighs between 20 and 45 pounds (9–20 kg) and stands 12 to 17 inches (30–43 cm) at the shoulder. Because this is a first-generation or multigenerational cross rather than a recognized breed, individual dogs can look and behave quite differently depending on which parent's genes dominate.
If you're researching this mix before adopting or buying, this guide breaks down exactly what you can expect — and what you can't. Mixed-breed dogs carry inherent variability, and understanding that upfront is the key to a successful match.
| Weight Range | 20–45 lb (9–20 kg) |
| Height Range | 12–17 in (30–43 cm) |
| Lifespan | 10–14 years |
| Coat | Short, smooth; moderate shedder |
| Energy Level | Low to moderate (30–45 min/day) |
| Family Fit | Good with families; supervise with toddlers |
| Apartment Friendly | Yes, with daily walks |
Parent Breeds: What Each Brings to the Table
Understanding the parent breeds is essential because every English Bulldog Boston Terrier mix inherits a random combination of traits from each. Here's how the two foundation breeds compare:
| Trait | English Bulldog | Boston Terrier |
|---|---|---|
| AKC Group | Non-Sporting | Non-Sporting |
| Weight | 40–50 lb (18–23 kg) | 12–25 lb (5–11 kg) |
| Height | 14–15 in (36–38 cm) | 15–17 in (38–43 cm) |
| Lifespan | 8–10 years | 11–13 years |
| Temperament | Calm, dignified, stubborn | Friendly, playful, alert |
| Energy | Low | Moderate |
| Shedding | Moderate | Low to moderate |
| Muzzle Type | Extremely brachycephalic | Moderately brachycephalic |
The English Bulldog contributes a stockier frame, heavier bone structure, and a famously relaxed (some would say stubborn) temperament. The AKC breed standard for the Bulldog describes them as "kind, resolute, courageous" with a "dignified demeanor." The Boston Terrier brings lighter bone, more agility, and an eagerness to interact that can make training noticeably easier.
When these breeds are crossed, the offspring tend to land somewhere in the middle — but "somewhere in the middle" covers a wide range. One puppy in a litter may look almost entirely like a small Bulldog, while a littermate may be lean and leggy like a Boston.
Generations Explained: F1, F1B, F2, and Multigen
- F1 (First Generation): One purebred English Bulldog × one purebred Boston Terrier. Maximum genetic diversity, but the most variation in appearance and size between puppies.
- F1B (First Generation Backcross): An F1 Bullston crossed back to one of the parent breeds (usually the Boston Terrier to reduce size). Slightly more predictable traits leaning toward the backcross parent.
- F2 (Second Generation): Two F1 Bullstons bred together. Trait predictability actually decreases here because recessive genes from both breeds can resurface unpredictably.
- Multigen (F3+): Multiple generations of Bullston-to-Bullston breeding. This is relatively rare for this particular mix, as most breeders focus on F1 pairings. Multigen lines can be somewhat more consistent, but this cross has not been stabilized the way some doodle lines have.
Most English Bulldog Boston Terrier mixes available through breeders are F1 crosses. The reason is practical: both parent breeds are readily available, and the F1 pairing produces the widest range of potential outcomes, which appeals to a broader buyer base. If a breeder advertises F1B or multigen Bullstons, ask for documentation of parentage and health clearances for every dog in the lineage.
Size, Coat, and Physical Traits: Expect Variation
Because the English Bulldog weighs roughly twice what a Boston Terrier does, size is one of the most variable traits in this mix. The table below shows realistic ranges depending on which parent's genes dominate:
| Inheritance Lean | Weight | Height at Shoulder | Build |
|---|---|---|---|
| Bulldog-dominant | 35–45 lb (16–20 kg) | 14–17 in (36–43 cm) | Stocky, wide chest, heavy bone |
| Balanced (50/50) | 25–35 lb (11–16 kg) | 13–16 in (33–41 cm) | Compact, moderately muscular |
| Boston-dominant | 20–28 lb (9–13 kg) | 12–15 in (30–38 cm) | Lean, lighter frame |
Coat Type and Shedding
Both parent breeds have short, smooth, single-layer coats, so coat type is one of the more predictable traits in this mix. You can expect:
- Texture: Short, fine to medium-length hair lying flat against the body
- Colors: Brindle, white, fawn, seal (black with reddish cast), black-and-white, or combinations thereof. The Boston's classic "tuxedo" markings are frequently passed on
- Shedding: Moderate year-round. Neither parent is a heavy shedder, but neither is low-shedding either. Expect weekly brushing and some hair on furniture
- Wrinkles: If the mix inherits the Bulldog's facial folds, daily wrinkle cleaning is necessary to prevent fold dermatitis (intertrigo)
Is this mix hypoallergenic? No. Neither the English Bulldog nor the Boston Terrier carries the low-shedding, low-dander coat genes found in breeds like Poodles. If you have dog allergies, this mix is not a suitable choice. Both parents produce typical levels of the Can f 1 allergen protein in their saliva and dander.
Temperament: Best-Case and Challenging Scenarios
Temperament is where the English Bulldog Boston Terrier mix can truly shine — or present real challenges. Because these parent breeds have somewhat different personalities, individual puppies may land anywhere on a spectrum.
- Friendly and outgoing with family members
- Playful but not hyperactive — enjoys 30–45 minute daily walks and short play sessions
- Alert enough to bark at strangers but not excessively vocal
- Good with children when socialized early (ages 8–16 weeks are critical)
- Tolerant of other household pets with proper introductions
- Adapts well to apartment living
- Inherits Bulldog stubbornness — may refuse commands or "shut down" during training
- Same-sex dog aggression (more common in intact males from both parent breeds)
- Separation anxiety if left alone more than 4–5 hours regularly
- Resource guarding over food or toys without early counter-conditioning
- Prey drive toward small animals (inherited from the Boston Terrier's terrier ancestry)
- Heat sensitivity limiting outdoor activity in warm climates
Early socialization is non-negotiable. The American Veterinary Medical Association recommends structured socialization during the 3-to-14-week sensitive period, exposing puppies to varied surfaces, sounds, people, and other vaccinated dogs. For this mix, prioritize positive-reinforcement-based puppy classes (force-free methods only — avoid any trainer recommending prong collars, shock collars, or alpha rolls).
Health Considerations: Hybrid Vigor vs. Reality
A common misconception is that mixed-breed dogs automatically avoid the health problems of their purebred parents through "hybrid vigor." While some evidence suggests mixed breeds may have a modest reduction in certain recessive genetic disorders due to a wider gene pool, this does not apply to structural or conformational issues shared by both parent breeds.
Because both the English Bulldog and Boston Terrier are brachycephalic (short-muzzled), their offspring are at elevated risk for the same airway and structural conditions. Here's what to watch for:
| Condition | Inherited From | Estimated Prevalence | What to Watch For |
|---|---|---|---|
| Brachycephalic Obstructive Airway Syndrome (BOAS) | Both parents | High — estimated 50–70% of brachycephalic dogs show some signs | Noisy breathing, exercise intolerance, snoring, gagging, heat collapse |
| Hip Dysplasia | Primarily Bulldog | Moderate — Bulldogs rank among the top 10 breeds for HD per OFA data | Hind-end stiffness, bunny-hopping gait, difficulty rising |
| Patellar Luxation | Both (especially Boston) | Moderate — Bostons show ~9% prevalence per OFA | Intermittent skipping on hind legs, sudden leg held up while running |
| Eye Conditions (Cherry Eye, Cataracts, Corneal Ulcers) | Both parents | Moderate | Red mass in corner of eye, cloudiness, squinting, excessive tearing |
| Allergies (Atopic Dermatitis) | Both parents | Moderate to high — Bulldogs are among the most allergy-prone breeds | Itchy paws, recurrent ear infections, hot spots, licking/chewing at skin |
| Intervertebral Disc Disease (IVDD) | Both (stocky build risk) | Low to moderate | Back pain, reluctance to jump, sudden hind-limb weakness or paralysis |
| Cardiac Issues (Mitral Valve Disease) | Boston Terrier | Low to moderate | Coughing, exercise intolerance, heart murmur detected at annual exam |
Brachycephalic Airway Syndrome: The Dominant Concern
Brachycephalic Obstructive Airway Syndrome (BOAS) is the single most important health consideration for this mix. BOAS is not a single disease but a collection of anatomical abnormalities — elongated soft palate, stenotic nares (narrowed nostrils), everted laryngeal saccules, and in severe cases, hypoplastic trachea. Even if the mix inherits a slightly longer muzzle from the Boston Terrier side, the airway may still be compromised enough to cause clinical signs.
Practical management steps:
- Use a harness instead of a collar to avoid tracheal pressure
- Limit exercise in temperatures above 80°F (27°C) — walk in early morning or evening
- Keep your dog at a lean body condition score (BCS 4–5 out of 9); excess weight dramatically worsens BOAS symptoms
- Watch for sleep apnea signs: pauses in breathing during sleep, restless sleeping, sleeping in sitting positions
- Discuss surgical options (soft palate resection, nostril widening) with your veterinarian if breathing is significantly impaired — these procedures typically cost $1,500–$4,000 depending on severity and geographic location
Grooming and Daily Care
The short coat inherited from both parents makes grooming straightforward, but there are breed-specific care items that go beyond brushing:
- Brushing: Once or twice weekly with a rubber curry brush (e.g., Kong ZoomGroom, ~$10–$15) to remove loose hair and distribute skin oils
- Facial wrinkle care: If your mix inherits Bulldog-style folds, clean daily with a damp cloth or veterinary wrinkle wipe (e.g., Squishface Wrinkle Wipes, ~$12–$18 for a pack). Dry thoroughly to prevent yeast and bacterial overgrowth
- Nail trims: Every 2–3 weeks. Overgrown nails alter gait and worsen joint stress in stocky dogs
- Dental care: Daily brushing with enzymatic dog toothpaste (e.g., Virbac C.E.T., ~$10–$14). Both parent breeds are prone to periodontal disease, and brachycephalic dogs often have crowded teeth that trap plaque
- Ear cleaning: Weekly inspection and cleaning with a veterinary ear wash if your dog has semi-erect or folded ears that trap moisture
- Bathing: Every 4–6 weeks or as needed. Use a gentle, dog-formulated shampoo to avoid stripping coat oils
Cost Breakdown: Purchase Price and Ongoing Expenses
Designer breed pricing varies considerably based on breeder reputation, location, generation, and health testing. Here's a realistic cost picture for 2026:
| Expense | Low Estimate | Mid Estimate | High Estimate |
|---|---|---|---|
| Puppy purchase (from breeder) | $800 | $1,500 | $3,000+ |
| Adoption/rescue fee | $150 | $300 | $500 |
| First-year veterinary (vaccines, spay/neuter, wellness) | $600 | $1,000 | $1,800 |
| Annual food (quality kibble, 25 lb dog) | $360 | $540 | $800 |
| Pet insurance (monthly premium) | $35/mo | $55/mo | $85/mo |
| Estimated first-year total (purchased puppy) | $2,500 | $4,000 | $6,500+ |
Because both parent breeds carry significant health risks, pet insurance is strongly recommended. Companies like Trupanion, Healthy Paws, and Nationwide typically cover hereditary conditions as long as you enroll before symptoms appear. Expect brachycephalic breeds to have higher-than-average premium costs due to the frequency of BOAS-related claims.
Breeder vs. Rescue: Finding Your Dog
From a responsible breeder: A reputable breeder will provide OFA or PennHIP hip evaluations for the Bulldog parent, CERF eye clearances for both parents, and a health guarantee covering genetic conditions for at least one year. They should allow you to meet at least one parent dog on-site, provide a documented vaccination and deworming schedule, and include a take-back clause requiring you to return the dog to them if you can no longer keep it. Expect to pay $1,500–$3,000 from such a breeder.
From a rescue or shelter: Mixed-breed dogs, including Bulldog and Boston Terrier crosses, regularly appear in breed-specific rescues (such as Bulldog Rescue Network or Boston Terrier Rescue) and general animal shelters. Adoption fees typically range from $150–$500 and usually include spay/neuter, initial vaccinations, and microchipping. The trade-off is that you'll have less information about the dog's early history and genetic background.
Who Is This Mix Best Suited For?
The English Bulldog Boston Terrier mix fits specific lifestyles better than others. Here's a practical decision framework:
- Live in an apartment or small home with limited yard space
- Want a companion dog with moderate energy — not a hiking partner, not a couch potato
- Have experience with brachycephalic breeds or are willing to learn heat safety and airway management
- Can commit to daily wrinkle care (if folds are inherited) and regular dental hygiene
- Have a household budget that can accommodate potential BOAS surgery ($1,500–$4,000) or hip dysplasia treatment ($2,000–$6,000 per hip)
- Are home most of the day or can arrange midday companionship — this mix bonds closely and is prone to separation distress
- Live in a hot climate (consistently above 85°F / 29°C) and want an outdoor-active dog
- Need a hypoallergenic or low-shedding dog
- Have very young toddlers — the mix is generally good with kids, but the stocky build and potential joint issues mean rough play should be supervised
- Want a highly obedient, competition-level obedience or agility dog — the Bulldog's independent streak limits trainability in some individuals
- Are on a tight budget with no emergency veterinary fund or insurance
Training and Exercise: Practical Guidelines
This mix typically needs 30 to 45 minutes of daily exercise, split into two sessions to prevent overheating. A good daily routine might look like:
- Morning walk (15–20 minutes): Leash walk at a comfortable pace. Allow sniffing — mental stimulation tires a dog as effectively as physical exercise
- Afternoon indoor play (10–15 minutes): Puzzle toys (e.g., Kong Classic stuffed with frozen peanut butter, Outward Hound Nina Ottosson puzzles), short training sessions, or gentle tug
- Evening walk (10–15 minutes): Cooler-temperature walk, especially important in summer months
Training should rely entirely on positive reinforcement — food rewards, praise, and play. The Bulldog's independent nature responds poorly to force-based methods, and brachycephalic dogs should never wear choke chains or prong collars due to airway vulnerability. Keep training sessions short (5–10 minutes) and end on a success. If your dog seems disinterested, you may need to find a higher-value reward (freeze-dried liver, boiled chicken) rather than increasing pressure.
Frequently Asked Questions
What two breeds make up the English Bulldog Boston Terrier mix?
This mix is a cross between a purebred English Bulldog and a purebred Boston Terrier. Both breeds belong to the AKC Non-Sporting Group, and both are brachycephalic (short-muzzled) companion dogs. The cross is sometimes referred to as a "Bullston" or "Boston Bulldog," though no major kennel club recognizes it as a standardized breed.
How big will an English Bulldog Boston Terrier mix get?
Adult weight typically ranges from 20 to 45 pounds (9–20 kg), and height from 12 to 17 inches (30–43 cm) at the shoulder. The wide range exists because the English Bulldog parent is roughly twice the weight of the Boston Terrier parent. Dogs that inherit more Bulldog traits will be stockier and heavier; those leaning toward the Boston Terrier will be lighter and more compact. Ask the breeder for the weights of both parent dogs to estimate where a puppy will land.
What is the temperament of an English Bulldog Boston Terrier mix?
Most individuals are friendly, affectionate with family, moderately playful, and alert without being excessively vocal. The Boston Terrier side tends to contribute sociability and responsiveness to training, while the Bulldog side contributes calmness and a degree of stubbornness. Early socialization (8–16 weeks) and consistent positive-reinforcement training shape temperament significantly. Individual variation is considerable — meeting the puppy's parents is the best predictor.
Is the English Bulldog Boston Terrier mix hypoallergenic or low-shedding?
No. Neither parent breed carries low-allergen or low-shedding coat genes. This mix has a short, smooth coat that sheds moderately year-round and produces normal levels of dander and saliva allergens. People with dog allergies are likely to react to this mix. If hypoallergenic qualities are a priority, consider mixes involving Poodle or Portuguese Water Dog lineage instead.
What health issues might this mix inherit?
The primary concern is Brachycephalic Obstructive Airway Syndrome (BOAS), which affects breathing and heat tolerance. Additional risks include hip dysplasia, patellar luxation, cherry eye, cataracts, atopic dermatitis (allergies), and intervertebral disc disease (IVDD). While hybrid vigor may reduce the risk of some recessive genetic disorders, it does not protect against structural conditions that both parent breeds share. Request health clearances from breeders and budget for potential veterinary costs of $2,000–$6,000 over the dog's lifetime for breed-related conditions.
How much does an English Bulldog Boston Terrier mix cost?
From a responsible breeder, expect to pay $800–$3,000 for a puppy, with the mid-range around $1,500. Adoption through a rescue or shelter typically costs $150–$500. First-year total expenses (including veterinary care, food, supplies, and insurance) generally fall between $2,500 and $6,500 depending on the puppy's health needs and your geographic location. Ongoing annual costs typically run $1,200–$2,500 for food, insurance, routine veterinary care, and supplies.
Can this mix live in an apartment?
Yes — this is one of the mix's strengths. The moderate energy level, small-to-medium size, and relatively quiet nature (compared to terrier-heavy mixes) make it well-suited to apartment living. Daily walks of 30–45 minutes and indoor enrichment activities are sufficient. Ensure your building allows dogs up to 45 pounds and check for any breed restrictions that might apply to Bulldog-type dogs in your area.
Sources: AKC English Bulldog Breed Standard · AKC Boston Terrier Breed Standard · Merck Veterinary Manual — Brachycephalic Airway Syndrome
Marcus Aldridge
All our authors care for dogs every day — read more of their work on the authors page.
