Chihuahua Lifespan – How Long Do Chihuahuas Live?

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Chihuahuas are beloved companion dogs known for their small sizes and big personalities. Unlike many small breeds, Chihuahuas can actually have long lifespans typically between 11 and 20 years. However, this can vary greatly depending on the health and lifestyle of the individual dog, as well as its heredity. The oldest Chihuahua on record lived to be 20 years old. To ensure your pet Chihuahua’s long life, it’s important to provide regular veterinary checkups, a healthy diet, plenty of exercise, mental stimulation, and, of course, lots of love and attention.

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Chihuahuas typically have a life expectancy of 11-20 years. This number can vary depending on the dog’s overall health, genetics, and care. Chihuahuas that are well cared for and do not live a lifestyle that could reduce their longevity (such as obesity, smoking, over-exertion, etc.) can live well beyond 20 years old. Therefore, it is important to provide proper nutrition, veterinary care, and exercise to your Chihuahua in order to extend their life expectancy.

Oldest Chihuahua

The oldest Chihuahua on record was a female named Chanel who was 21 years, 9 months, and 36 days when she died in Texas in December 2011. Chanel was recognized by the Guinness Book of World Records for being the oldest living Chihuahua. She was owned by Ede Grannis, who adopted Chanel from a shelter in 1995, shortly after she was already estimated by vets to be at least 8 years old. Chanel outlived two other Chihuahuas from Ede’s household who both died at around the age of 16. At 21, Chanel was recorded as still having a good appetite, full of life – although going deaf in her old age.

Chihuahua Lifespan

Chihuahuas typically live between 11 and 20 years, though some may live even longer with proper nutrition and health care. The average Chihuahua lifespan is around 15 years.

Average Lifespan Of A Female Chihuahua

The average lifespan of a female Chihuahua is generally around 11 to 20 years. Generally, the smaller the dog breed is, the longer its lifespan tends to be, and because Chihuahuas are the smallest breed of all, they have an average life expectancy of around 11-20 years, depending on the individual Chihuahua. A female Chihuahua’s lifespan is typically slightly longer than one of a male Chihuahua due to the fact that females have a tendency to be better taken care of and live a somewhat easier life than males.

Obese Chihuahua Lifespan

The average lifespan for a Chihuahua is around 14-16 years. However, if a Chihuahua is obese, it can decrease the lifespan significantly, by up to two years. Therefore, an obese Chihuahua may have a life expectancy of 12-14 years.

How Long Do Chihuahua Terriers Live?

Chihuahua Terriers tend to have an average lifespan of between 14 and 16 years, although they have been known to live beyond this. While factors such as diet, exercise, and overall health will play into their lifespan, their genetics are the most important factor in determining their longevity. It is generally difficult to accurately predict how long any specific individual Chihuahua Terrier will live.

How Long Do Chihuahuas Mix Live?

Chihuahuas are a small dog breed with an average lifespan of 12-20 years depending on their genetic health and how well they were taken care of. Chihuahua mixes can live anywhere from 8 to 18 years. Generally, most mixes follow their Chihuahua parent’s lifespan more closely. Healthier and better-cared-for dogs tend to live longer so proper care and nutrition are key for any mix to reach their full longevity potential.

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Chihuahuas are one of the longest-living small dog breeds in the world, with a lifespan of an average of 12-20 years. There are a number of reasons why Chihuahuas live so long, some of which are relatively unique to the breed.

The main reason why Chihuahuas are able to live longer than most other small breeds is their small size. Smaller dogs generally live longer than their larger counterparts, as they come with fewer health issues associated with greater size. Chihuahuas also have very low exercise needs compared to other dogs, meaning they don’t burn through energy as quickly, which can also contribute to a longer lifespan.

Another factor in the long lifespan of Chihuahuas is their adaptable and resilient nature. Chihuahuas are known for their ability to adapt to a wide variety of environments and lifestyles, and this is key in helping them overcome potential health challenges and live long, happy lives.

And finally, proper care is a key factor in giving a Chihuahua the best chance of living a long, healthy life. This includes providing a balanced diet, plenty of exercise and socialization, as well as regular vet visits so any health concerns can be addressed as soon as possible.

In summary, Chihuahuas live longer than most other small dog breeds due to their combination of low exercise needs, adaptable and resilient nature, and strong genetic makeup. With proper care, Chihuahuas can live happy, healthy lives for 12 to 20 years or even longer.

Why Do Some Chihuahuas Live Longer Than Others?

The length of life of any given Chihuahua will depend on a variety of factors including its genetic makeup, access to medical care, quality of nutrition, level of exercise, environment, and the amount of love and attention it receives. Chihuahuas with good genes who receive good medical care, a balanced diet, plenty of exercise, and lots of love and attention are likely to live longer than Chihuahuas with poorer genetics and/or living in less favorable conditions.

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  1. Puppyhood: Chihuahuas are born with short legs, big expressive eyes, and an endearing personality that makes them beloved by so many. They are eager to explore their new home and will generally need plenty of extra care and attention from their owners at this stage.
  2. Adolescence: Reaching adolescence signals a change as your Chihuahua begins to mature. They learn to become housebroken and may begin to show more independence from their owners.
  3. Adulthood: By this stage, your Chihuahua has reached his or her full adult size and is fully housebroken and obedient. They are now living their best life: enjoying long walks with their owners, playing in the park, and charming everyone they meet.
  4. Senior age: As your Chihuahua ages, you might notice they need a bit more rest and care than they did in their younger years. You might need to adjust their diet to balance nutrition with their reduced energy levels, or even start nutritional supplements to keep them healthy and living their best lives.
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How To Tell Your Chihuahua’s Age

Chihuahuas typically reach full physical maturity at two years old, so the best way to tell the age of a Chihuahua is to note the physical differences between a puppy and an adult. Puppies have noticeably more rounded faces and softer features. They also have loose, velvety skin and floppy ears. As they age, their ears become erect, their coat becomes coarse and their facial features become more defined. Other factors, such as teeth, can also be used to estimate a Chihuahua’s age. A puppy’s teeth will have more wear on their molars and incisors, while adult Chihuahuas will have more wear on their canines and premolars.

Factors That Impact a Chihuahua’s Lifespan:

  • Genetics: Chihuahuas have a genetic predisposition for some ailments, such as hypoglycemia, dental issues, and heart murmurs, that can shorten a chihuahua’s lifespan.
  • Nutrition: Proper nutrition is key to a Chihuahua’s health. Feeding a chihuahua a high-quality diet is important for keeping vital organs, such as the heart, functioning well.
  • Exercise: Regular exercise stimulates a chihuahua’s metabolism and keeps them physically fit.
  • Environment: Chihuahuas require a safe and comfortable environment with minimal stress and danger.
  • Health Care: Regular vet visits and preventative medications can help protect a chihuahua’s health and extend its lifespan.
  • Neutering/Spaying: Neutering or spaying a chihuahua can reduce stress and anxiety which can help them to live a longer, healthier life.

Common Chihuahua Health Issues That Affect Their Lifespan

  • Heart Disease: Chihuahuas, like many small breeds, are susceptible to heart issues such as patent ductus arteriosus (PDA), pulmonic stenosis, and mitral valve disease. These conditions can reduce a Chihuahua’s life expectancy.
  • Dental Disease: Chihuahuas are prone to tartar and plaque buildup that can cause painful, infected gums and teeth. If not treated, this can lead to serious issues such as jaw fracture and death.
  • Hypoglycemia: Low blood sugar, or hypoglycemia, is common in Chihuahuas, especially puppies. If not properly monitored, it can be fatal.
  • Coccidioidomycosis: Coccidioidomycosis is a fungal infection that can cause respiratory problems, lesions, and other issues. If not treated promptly, or if the infection is severe, it can be fatal.
  • Eye Issues: Like many small breeds, Chihuahuas are prone to several types of eye conditions, from progressive retinal atrophy to glaucoma. Early diagnosis and treatment are key for preserving a Chihuahua’s eyesight and overall health.

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  1. Provide lots of exercises. Chihuahuas are active little dogs and need plenty of daily exercises to stay healthy. Make sure to plan regular walks and play sessions with your pup to keep them fit and help them maintain a healthy weight.
  2. Feed them a balanced diet. Give your pup a nutritionally complete diet to give them the best chance of leading a long and healthy life. Avoid processed and sugary treats and opt for healthy things like fresh fruits and vegetables.
  3. Regular veterinary visits. Take your pup to the vet at least twice a year (or more if recommended by your vet) to stay on top of vaccinations, dental care, and other important health care measures.
  4. Keep them groomed. Grooming helps maintain a healthy coat and skin, and regular brushing and bathing can help reduce shedding.
  5. Train them with positive reinforcement. Chihuahuas can be naughty, and using positive reinforcement when training and disciplining them will help them understand right from wrong in a positive, rewarding way.
  6. Keep them safe. Protect your pup from extreme weather conditions, ensure you have adequate fencing to keep them contained in the yard, and always supervise them if younger children are present.
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Chihuahua Care Guide

  • Diet: Chihuahuas are small dogs with small stomachs and need to be fed several times a day. A good diet for a Chihuahua will consist of a high-quality dry kibble, and occasional wet/canned food with a variety of treats for training and reward. Be careful when introducing a new diet to your Chihuahua and always ask your vet for advice if you have any doubts or concerns.
  • Grooming: Chihuahuas have a short, glossy coat that requires little maintenance. However, grooming your Chihuahua is important. Regular brushing and regular baths will keep their coat free of tangles and mats, and their skin free of dirt and debris. Nail trimming and dental care are also necessary to keep them healthy and happy.
  • Exercise: Chihuahuas are an energetic breed and require regular exercise. Two short walks each day and some playtime will be enough to keep them healthy and happy. Avoid overexerting them in hot or humid weather and never permit them to run off-leash.
  • Socialization: Chihuahuas are social animals, so you should introduce them to a variety of people, animals, and environments as early as possible. This will help them adjust to a variety of situations and learn to trust and get along with others.
  • Training: Chihuahuas are smart and eager to please, so training them can be quite easy. Start out with basic commands such as “sit”, “stay”, and “come”, and make sure to use positive reinforcement and provide lots of treats and praise. You can find books, videos, and classes that will help you in the training process.


Q. Can a Chihuahua live for 20 years?

A. Yes, it is possible for a Chihuahua to live for up to 20 years, although this is longer than the average lifespan of around 12-15 years. On rare occasions, Chihuahuas have been known to live slightly longer than this.

Q. Can Chihuahuas live for 30 years?

A. No, the average lifespan of a Chihuahua is 11–20 years.

Q. How long do deer head chihuahuas live?

A. Deer head chihuahuas typically have a life expectancy of 12-20 years.

Q. How long does a chihuahua live in human years?

A. Chihuahuas typically live between 11 and 20 years. In human years, this can range from around 60 to 120 years.

Q. How long do chihuahuas live with diabetes?

A. The lifespan of a chihuahua with diabetes greatly depends upon the severity of diabetes and how it is managed by the owners/veterinarian team. With good management and diet, some chihuahuas that have been diagnosed with diabetes have been known to live for up to 14 years.


Chihuahuas typically live around 11 to 20 years. The actual lifespan of a Chihuahua is largely determined by genetics, lifestyle, and overall health. Regular veterinary check-ups, a nutritious diet, and regular exercise can all help to ensure that a Chihuahua has the best chance at a longer lifespan. Ultimately, proper and attentive care is essential to creating an environment where a Chihuahua can thrive and reach the longest lifespan possible.

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