Irish Water Spaniel Lifespan: How Long Do They Live?

Everything you need to know about the Irish Water Spaniel's life expectancy, factors that affect longevity, and tips to help your dog live a longer, healthier life.

Average Lifespan
12–13 years
Size Category
Medium
Compared to Average
Average

Irish Water Spaniel Life Expectancy

The Irish Water Spaniel has an average lifespan of 12 to 13 years, which is average for dogs of their size category. As of 2026, advances in veterinary medicine and improved nutrition have helped many Irish Water Spaniels reach the upper end of this range and beyond.

Several factors influence an individual Irish Water Spaniel's lifespan, including genetics, diet, exercise, veterinary care, and overall lifestyle. Dogs from health-tested parents who receive consistent preventive care tend to live the longest, healthiest lives.

Lifespan Range Visualization

5 years20 years

Lifespan by Gender

Male12–13 years
Female12.5–13.5 years

Factors That Affect Irish Water Spaniel Lifespan

Key factors that affect Irish Water Spaniel lifespan include:

  • Genetics: Dogs from health-tested breeding lines have better odds of a long life
  • Diet: A balanced, high-quality diet appropriate for their life stage
  • Exercise: Regular physical activity maintains cardiovascular health and healthy weight
  • Veterinary care: Annual checkups and preventive treatments catch issues early
  • Weight management: Keeping your Irish Water Spaniel at a healthy weight can add 1-2 years to their life
  • Dental care: Good oral hygiene prevents infections that can affect overall health

Tips to Help Your Irish Water Spaniel Live Longer

To help your Irish Water Spaniel live their longest, healthiest life:

  • Feed a high-quality diet and measure portions to prevent obesity
  • Provide 60+ minutes of daily exercise
  • Keep up with all vaccinations and parasite prevention
  • Schedule annual veterinary checkups (twice yearly for seniors)
  • Brush teeth regularly or provide dental chews
  • Maintain mental stimulation with training, puzzles, and social interaction
  • Address health concerns promptly rather than waiting

Lifespan Compared to Similar Breeds

BreedLifespanSize
English Springer Spaniel 12–14 yrs Medium
Poodle 12–15 yrs Medium
Siberian Husky 12–14 yrs Medium
Finnish Lapphund 12–15 yrs Medium
Jindo 12–15 yrs Medium

Frequently Asked Questions

The Irish Water Spaniel typically lives within the normal range for their size category. Individual lifespan depends on genetics, diet, exercise, and veterinary care.
Regular veterinary checkups, a balanced diet, daily exercise, mental stimulation, and preventive healthcare all contribute to a longer, healthier life for your Irish Water Spaniel.
While specific records vary, some Irish Water Spaniels have been reported to live well beyond their average lifespan with exceptional care and favorable genetics.
Studies suggest minimal difference between male and female Irish Water Spaniel lifespans, though spayed/neutered dogs may have slightly longer life expectancies.
Research in 2026 suggests that spaying or neutering can slightly increase lifespan by reducing certain cancer risks, though timing should be discussed with your veterinarian.