How Long Do Chihuahuas Live? Can We Help Them Live Longer?

“My dog will die one day!!” If you are one of the Chihuahuas’ parents, then this thought might have crossed your mind several times. Thinking about the fact that one day, your little Chihuahua will be gone and you have to bid him a farewell!!! At the same time, you must have wondered that how long do Chihuahuas live?

In this article, you will be reading about the actual figures of how long you can enjoy the company of your fur baby and some important details of the factors that affect the life expectancy and how to deal with them.​

First, let me quickly explain the general nature of Chihuahuas. Chihuahuas are known for their petite size, different types and colors, and jolly personality. These dogs are sociable, and despite their small size, their strength makes them capable of competing in dog sports, especially the ones related to obedience and agility. Chihuahuas are one among the Top 10 watch dogs according to experts’ recommendation.​

​Now coming to the question how long do Chihuahuas live?

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how long do chihuahuas live

Just like all the dog breeds, Chihuahua’s lifespan is determined by some different factors. Out of these factors, some are controllable and well-regulated while some are out of our control. Every Chihuahua owner should familiarize himself with such factors so as to give his dog, the longest and fullest life possible.​

​It is a well-known fact for all dog lovers that smaller breed of dogs like Chihuahuas lives longer than the larger ones like Mastiff and Labrador retriever. Although there is no foolproofmethod to precisely predict how long your dog can live, the current research and data suggest that Chihuahuas live for around 15-20 years on an average, provided if properly cared by his owner. This does not mean that all Chihuahuas live for the aforesaid years, but that’s a good number that you can follow.

Below are the important factors that affect the lifespan of Chihuahuas.​

Factors Influencing The Lifespan Of Chihuahuas

Diet: You should strictly keep a watch on your Chihuahua’s food. The reason being his diet will directly affect his lifespan. You should feed your furry friend a well-balanced, nutritious premium dog food.

His food should be free of fillers, artificial flavors, and preservatives. Also avoid feeding your Chihuahua the leftover dinner, as it can lead to toxicosis, obesity and some other problems.

You can buy some nutritious and healthy food from

Their weight matters: Equally as important to the food is his weight. Chihuahuas who suffer from obesity are susceptible to adverse health problems like diabetes and cardiovascular diseases which can lower their lifespan.

Similarly, underweight Chihuahuas can also experience lower lifespan on account of malnutrition or a weakened immune system.

Spaying and neutering: Chihuahuas that are neutered and spayed live longer as compared to those that are not. Neutering a male Chihuahua before the age of a year will shorten the risk of his developing prostate and testicular cancers.

Similarly, a female Chihuahua spayed and neutered before her first heat cycle can minimize her risk of developing ovarian and uterine cancers. Other benefits of spaying and neutering include lower aggression levels, reduced risk of their running away, etc.

Gender: According to statistics records, female Chihuahuas tend to live longer that the male ones. The cause behind this is unknown, but studies show that females live 1-2 years longer than males.

Genetics: “Good genes” can increase the lifespan of Chihuahua that is why it is important to take into consideration a pup’s parents if you want to adopt a dog. If the adult dogs are energetic, healthy and happy, then their babies are also more likely to enjoy a healthy and long life.

Oral care: Chihuahuas are very much prone to dental diseases like tooth loss and gum disease. So poor oral hygiene can reduce the lifespan of Chihuahuas. The bacteria that enter the bloodstream due to bleeding gums (caused by gingivitis) directly affect their heart and kidneys.

Vaccinations: Chihuahuas require vaccinations to protect them against life-threatening diseases like Bordetella Bronchiseptica, Leptospirosis,Parvovirus, canine influenza, rabies, and distemper.

Health care: The overall health care plays a significant role in Chihuahua’s lifespan. Therefore, you should take them for routine checkups to the veterinarian. This will help in diagnosing ailments early before they turn into life-threatening diseases. Most vets recommend that Chihuahuas of 7 to 10 years of age should be taken for an overall checkup once in a year. If your Chihuahua is a senior, above the age of 10, then you should take him for his checkup at least twice a year. This will ensure a healthy lifespan of your Chihuahua.

Activity levels: Keeping your Chihuahua quite active is crucial for promoting a long and a healthy life. Playing with your dog or taking him for a walk is enough to give your Chihuahua the required dose of daily exercise. This will burn his excess fat, build strong muscles, and strengthen his immune system, which will obviously affect his lifespan positively.You can see a video of a lovely Chihuahua playing with his owner

So, these were some important factors which affect the lifespan of your Chihuahuas. Do remember that there are several other ways also to care for your dogs but the ones that are included in the above list will surely help you to ensure that your Chihuahua is active, healthy and lives the longest life possible.

The World’s Oldest Chihuahua

The world’s oldest Chihuahua till date is Megabyte, who lived for 20 years and 265 days. He passed away on January 1, 2014.


how long do chihuahuas live

As you have read above, the life expectancy figure of Chihuahuas is quite good as compared to any other dog breed. You just need to make some additional efforts to give your Chihuahua a long and a happy life. Watch the diet and weight of your dog, take him for regular checkups and vaccinations, keep your Chihuahua active all day, and you will be able to enjoy a long time with your four-legged furry friend, called “Chihuahua.”

If you have any doubts regarding this topic, you can ask us in the comments section below. We will answer your questions as soon as possible.


Hello there, I am an animal lover, especially of dogs. I have over two years experience of working and taking care of dogs in animal protection society. What I look forward to my share is useful to you, because I know you also love dogs. If you interested in my article, please share it with everyone. Thanks for visiting my blog.

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