Boston Terrier Age Calculator
Calculate your Boston Terrier’s age in human years and get personalised health, nutrition, and life stage information.
Boston Terrier Health Conditions#
Congenital Deafness
moderateModerateAssociated with white markings.
Prevention: BAER testing.
Symptoms: unresponsive to sounds
Brachycephalic Airway Issues
moderateCommonMilder than Bulldogs/Frenchies but present.
Prevention: Maintain healthy weight.
Symptoms: snoring, heat sensitivity
Patellar Luxation
moderateCommonKneecap displacement common in small/medium breeds.
Prevention: Maintain healthy weight. Surgery for severe grades.
Symptoms: intermittent skipping, holding up hind leg
Hereditary Cataracts
moderateCommonEarly and late-onset cataracts common.
Prevention: Annual CAER exam. DNA test available.
Symptoms: cloudy eyes
Corneal Ulcers
moderateCommonProminent eyes vulnerable to injury.
Prevention: Protect from eye trauma.
Symptoms: squinting, tearing
Boston Terrier Growth Chart#
| Age | Weight Range | Notes |
|---|---|---|
| 2 months | 2.2–5 lbs | Early growth phase |
| 4 months | 5.2–11.2 lbs | About 40% of adult weight |
| 6 months | 8.2–16.2 lbs | About 60% of adult weight |
| 9 months | 11.2–20.5 lbs | Nearing adult height |
| 1 year | 12.8–23 lbs | Near adult size |
| 1.5 years | 14.2–24.5 lbs | Approaching maturity |
| 2 years | 15–25 lbs | Full adult weight |
Healthy adult males 15-25 lbs. Maintain lean body condition.
Boston Terrier Life Stages#
puppy
0mo – 6moActive Boston Terrier puppies. Critical development and socialization phase.
adolescent
6mo – 1yrBoston Terrier adolescents testing independence. Consistent training important.
young adult
1yr – 2.5yrBoston Terrier reaches physical maturity. Energy remains high but focus improves.
adult
2.5yr – 6yrPrime adult years for Boston Terrier. Maintain health and activity level.
mature adult
6yr – 8yrBeginning to slow. May show graying.
senior
8yr – 11yrSenior Boston Terrier may show age-related changes. Monitor breed-specific health concerns.
geriatric
11yr – end of lifeFocus on comfort and quality of life.
Dental Milestones#
Brachycephalic jaw causes some crowding.