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Jack Russell Terrier age in human years

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Jack Russell Terrier age calculator

Jack Russell Terrier years to human years

Jack Russell Terrier ageHuman yearsStage
115young adult
224young adult
328young adult
432young adult
536young adult
640mature adult
744mature adult
848mature adult
952mature adult
1056mature adult
1160senior
1264senior
1368senior
1472senior
1576senior
1680senior
1784senior
1888senior

Uses the small (up to 20 lb) curve. Typical life expectancy: 13-16 years.

FAQ

How old is my Jack Russell Terrier in human years?

Jack Russell Terriers are a small breed: a 5-year-old is about 36 and a 10-year-old about 56 in human years.

How long do Jack Russell Terriers live?

Typical life expectancy is about 13-16 years (breed club and kennel club figures; individual dogs vary).

Other small breeds

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