Cocker Spaniel Age in Human Years: Free Calculator

Work out your Cocker Spaniel age in human years. Cocker Spaniels typically weigh 20–30 lb and live 10–14 years; enter your dog's age below.

Size sets how fast a dog ages: bigger dogs age faster after year 2.
Human age (size-based chart)
42 years
Human age (UCSD research formula)60
Size classMedium
Life stageAdult

Both are estimates; no method is exact. The UCSD formula is based on Labrador Retrievers.

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A medium-small sporting dog. Size class: Medium (20–50 lb (9–23 kg)). Senior from about 9 years.

Cocker Spaniel key numbers

Typical adult weight20–30 lb (9.1–13.6 kg)
Typical lifespan10–14 years
Fully grown (adult) from about1 year
Senior from about9 years (≈56 human years)
Human age at 14 years≈78
Daily calories, neutered adult585–794 kcal

Cocker Spaniel age in human years: year-by-year chart

Dog ageSize-based chartUCSD formulaLife stage
11531Adult
22442Adult
32849Adult
43253Adult
53657Adult
64260Adult
74762Adult
85164Adult
95666Senior
106068Senior
116569Senior
126971Senior
137472Senior
147873Senior
158374Senior
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Feeding a Cocker Spaniel

At a typical adult weight of 25 lb (11 kg), a neutered adult needs roughly 692 kcal a day. Use the dog food calculator for your dog's own weight and food.

Frequently asked questions

How old is a Cocker Spaniel in human years?

A Cocker Spaniel's age in human years depends on size. A Cocker Spaniel is a medium breed (20–30 lb), so on the size-based chart it is about 36 human years at 5 and 60 at 10. A typical Cocker Spaniel lifespan of 10–14 years is about 69 human years at the midpoint.

How long do Cocker Spaniels live?

Typically 10 to 14 years. A medium-small sporting dog.

When is a Cocker Spaniel a senior?

From around 9 years old, which is the last quarter of a typical lifespan. Ask your vet about senior check-ups before then.

Other medium breeds

See all breeds · General dog age calculator

Sources

Last reviewed 2026-11-11. These are estimates for general information, not veterinary advice. See how we calculate.

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