Dog · Medium Breed
Brittany Age Calculator
Use this Brittany age calculator to convert dog years to human years. You can also check the average Brittany lifespan, adult weight range, growth chart, feeding guide, and breed facts in one place.
Quick Answer
Brittany facts at a glance
Average lifespan
12-14 years
Adult weight
14-18 kg
Fully grown
12-15 months
The Calculator
How old is your Brittany in human years?
At 1 year old
Your Brittany is approximately 16 in human years.
Field Notes
Brittany Lifespan, Size, and Care
The Brittany originated in the Brittany region of France, where it was developed as a versatile hunting companion for pointing and retrieving game birds. The breed became popular for its speed, agility, and close working style with hunters. Although once commonly called the Brittany Spaniel, it is now recognized simply as the Brittany in many kennel clubs because of its pointer-like working style.
Brittanys are typically bright, eager, and affectionate dogs that bond closely with their families. They are often friendly with children and can do well with other dogs when properly socialized, but their strong prey drive may make them overly interested in small animals and birds. Because they are sensitive and people-focused, they usually respond best to positive, consistent training rather than harsh correction.
Care for a Brittany centers on structure, companionship, and regular outlets for both body and mind. Early obedience training, socialization, and puzzle-based activities can help prevent boredom-related behaviors such as barking, chewing, or restlessness. Routine veterinary care, weight management, dental hygiene, and monitoring for inherited conditions are important for long-term health.
Exercise needs are high, and this breed is usually happiest with vigorous daily activity rather than brief leash walks alone. Long walks, running, hiking, fetch, scent games, and field work are excellent options, and many Brittanys excel in agility, obedience, and hunting sports. Without enough exercise and engagement, they may become anxious or destructive.
Temperament
Exercise Needs
moderate
Health Watch
- Hip dysplasia
- Epilepsy
- Hypothyroidism
- Cataracts and other inherited eye disorders
- Patellar luxation
Grooming
The Brittany has a moderately dense coat that benefits from weekly brushing and occasional trimming around the ears, feet, and feathering to keep it clean and free of mats.
Growth Curve
Brittany weight chart
Typical weight progression from young to adult. The tinted band marks the healthy adult range. 14-18 kg.
Nutrition, Staged
Brittany Feeding Guide
Use this Brittany feeding guide as a starting point for common life stages, then adjust for body condition, activity, and veterinary advice.
Formative years
Young
Feed a complete growth formula in 3 to 4 measured meals per day, adjusting portions to body condition, expected adult size, and the food label. Choose a formula appropriate for the puppy's projected adult size, growth rate, and veterinary guidance.
Peak years
Adult
Feed a complete adult diet in measured meals, usually split into 2 feedings per day, and adjust the portion to weight, activity level, and body condition. Recheck portions whenever exercise, treats, or neuter status changes.
Mature years
Senior
Use a senior or calorie-controlled diet when weight gain, lower activity, or age-related conditions appear, and monitor appetite, stool quality, and muscle mass closely. Smaller measured meals can help if dental disease, digestive sensitivity, or medication schedules change the routine.
Questions, Answered
On the Brittany
That depends on the pet's actual age. Use the calculator above to estimate a Brittany's age in human years using the method shown on this page.
Most Brittanys live 12-14 years, although genetics, diet, body condition, husbandry, and preventive care all influence the real outcome.
A full grown Brittany usually weighs 14-18 kg, though sex, lineage, and body condition can move an individual above or below the average range.
Most Brittanys are close to full size around 12-15 months, although growth rate and final build vary from one pet to another.
Use the feeding guide above as a starting point, then adjust for age, body condition, activity, and your veterinarian's recommendations.
Yes, the Brittany is often an excellent family dog for active households. It is usually affectionate, social, and eager to be involved in daily life, but it does best when given enough exercise and consistent training.
Most Brittanys need substantial daily exercise, often well beyond a short walk around the block. They typically do best with at least 1 to 2 hours of active movement and mental stimulation each day, especially if they are young or highly driven.
Brittanys are generally intelligent and highly trainable, especially when food rewards, praise, and repetition are used. Their sensitivity means they usually learn best with upbeat, positive methods rather than harsh discipline.
They usually shed a moderate amount, with seasonal increases in some dogs. Regular brushing helps control loose hair, keeps the coat healthy, and reduces tangles in the feathered areas.
Like many purebred dogs, Brittanys can be predisposed to inherited conditions such as hip dysplasia, epilepsy, hypothyroidism, and certain eye disorders. Choosing a responsible breeder and keeping up with routine veterinary screening can help reduce risk and support early detection.
Adjacent Breeds
Breeds often compared with Brittany
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