Chihuahua
14–16
lifespan (years)
1.5–3
weight (kg)
small
size class
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BASED ON AKC BREED DATA
About the breed
Chihuahua
The Chihuahua is the smallest dog breed — a tiny, bold, intensely loyal companion. As the smallest breed, the Chihuahua ages the slowest and lives the longest of common dogs.
Care basics
Caring for a Chihuahua
Dental care. Tiny mouths mean crowded teeth. Chihuahuas are very prone to dental disease — brush regularly.
Warmth and handling. A Chihuahua chills easily and is fragile. Keep it warm and supervise around children and big dogs.
Senior years. Chihuahuas often live well into their teens. Dental and heart care matter most as they age.
Good to know
Chihuahua questions
How long do Chihuahuas live?
Chihuahuas typically live 14 to 16 years, and some reach their late teens.
Why do Chihuahuas live so long?
Small dogs age slowly. As the smallest breed, the Chihuahua has the longest typical lifespan of common dogs.
When is a Chihuahua a senior?
A Chihuahua is generally considered senior around age 10 to 11.
Lifespan data: American Kennel Club breed profile — akc.org/dog-breeds/chihuahua
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