Chihuahuas are known for their charming, sassy, and big personality in a tiny package. Named after the Mexican State of Chihuahua, the Chihuahua is considered one of the Americas most ancient dog breeds. Chihuahuas are one of the smallest dog breeds around, giving them the nickname purse dog. If you are the pet parent of a Chihuahua puppy, you may be wondering how large will my Chihuahua get and when will they stop growing?
Unlike many dog breeds, the gender of the Chihuahua is less critical in determining their final size than their birth weight is. Regardless of their age, continue taking your Chihuahua puppy to regular veterinary appointments to ensure that they feel their best!
Chihuahuas grow quickly within the first few weeks of their lives, frequently doubling in size during this time. After nine months, any significant weight gain may be due to overfeeding or other health problems and should be discussed with your pets veterinarian. Additionally, if you purchased your Chihuahua from a breeder, you can reach out to them about your pups estimated adult size.
Your breeder should be able to give you a precise figure based on previous litters of puppies and the size of your Chihuahuas parents. Preventive care is crucial in ensuring your Chihuahua has a long, happy lifespan. Start by taking your Chihuahua to regular veterinary appointments to make sure they are healthy and screened for potential health problems.
Like many pure bred dog breeds, Chihuahuas are prone to unique health problems. According to the Veterinary Centers of America , Chihuahuas can be prone to obesity, which may go unnoticed if they have a longer coat. Like many small dog breeds, Chihuahuas can also be prone to hypoglycemia, or low blood sugar.
Other common Chihuahua health issues include urinary stones, luxating patellas, and cancer. When the worst happens, the last thing that should affect your ability to care for your beloved dog properly is medical expenses, which is why pet insurance is a life-saver . Alongside regular exercise and a healthy diet, preventive care is the best thing you can do for your Chihuahua.
What is the maximum size of a Chihuahua?
Generally, the height ranges between 6 and 9 in (15 and 23 cm); however, some dogs grow as tall as 30 to 38 cm (12 to 15 in). Both British and American breed standards state that a Chihuahua must not weigh more than 5.9 lb (2.7 kg) for conformation.
What age is a Chihuahua fully grown?
A Chihuahua will finish growing around nine months of age. They may continue to gain a little weight from 10 months old to 1 year old, but this weight should not be significant. If your Chihuahua is older than nine months, they are likely at their full size or close to it.
Is a Chihuahua a good house pet?
Chihuahuas are good family pets when treated respectfully, but they have a reputation for snapping at strangers or small children who may be threatening to their diminutive size. Like many small dogs, they may be more prone to barking than some larger dogs.
How can you tell how big a Chihuahua will get?
3 Months: By the end of three months, your Chihuahua puppy will reach about 30% of his adult weight. 6 to 9 Months: Growth begins to slow down, with most Chihuahuas reaching their adult height of approximately 5.9 to 9.1 inches within 9 months.
The Chihuahua (/tww, -w, -wa./ (listen); Spanish: chihuahueo) is one of the smallest breeds of dog, and is named after the Mexican state of Chihuahua.
 In a 1520 letter, Hernan Corts wrote that the Aztecs raised and sold the little dogs as food.  Colonial records refer to small, nearly hairless dogs at the beginning of the 19th century, one of which claims 16th-century Conquistadores found them plentiful in the region later known as Chihuahua.
In 2020, the sequencing of ancient dog genomes indicates that in two Mexican breeds the Chihuahua retains 4% and the Xoloitzcuintli 3% pre-colonial ancestry.  The stop is well defined, forming a near 90 degree angle where the muzzle meets the skull.  Dogs of the older “deer” type, with a flat-topped head, more widely set eyes, larger ears, and longer, more slender legs, may still be registered.
Breed standards for this dog do not generally specify a height; only a weight and a description of their overall proportions. Both British and American breed standards state that a Chihuahua must not weigh more than 5.9 lb (2.7 kg) for conformation . A clause stating, “if two dogs are equally good in type, the more diminutive one is preferred” was removed in 2009.
 The Fdration Cynologique Internationale standard calls for dogs ideally between 1.5 and 3.0 kg (3.3 and 6.6 lbs), although smaller ones are acceptable in the show ring. Pet Chihuahuas (those bred or purchased as companions rather than show dogs) often range above these weights, even above 10 lbs, if they have large bone structures or are allowed to become overweight. The Fdration Cynologique Internationale, which represents the major kennel clubs of 84 countries, disqualified the merle coat pattern , which appears mottled.
 In May 2007, The Kennel Club decided not to register puppies with this coloration due to the health risks associated with the responsible gene, and in December of that year, formally amended its breed standard to disqualify merle dogs. ^ Pedro Baptista Pino y Juan Lopez Cancelada, Exposicin sucinta y sencilla de la Provincia del Nuevo Mxico y otros escritos . The footnote that follows alludes to starving Conquistadores reportedly hunting and stewing the dogs (Universidad Veracruzana, Arquivo Viejo, XXVI.2711).
Chihuahuas are the worlds smallest dog breed, normally weighing between 2 and 8 pounds with an average height of 6 to 9 inches. Chihuahuas have a cobby body stout, stocky and slightly longer than tall that still seems flexible, sturdy and muscular. Their rounded, apple-shaped heads feature dark round eyes, pointed ears and a slightly pointed muzzle.
Holding claim to the world’s smallest dog breed, Chihuahuas typically weigh between two and six pounds when fully grown. Of course, that’s a pretty wide range, leaving many owners pondering the following question: how big, or small, will by Chihuahua puppy get?
Assuming he’s a pure-bred Chihuahua, however, you can typically predict a puppy’s adult weight by referring to the growth chart below. It helps owners make better decisions when choosing accessories such as crates, beds, collars, harnesses, leashes and clothes .
Emerging into this world without the sense of sight, smell or hearing, Chihuahua puppies are completely dependent on their mother for nourishment. Birth to 2 Weeks : With an average weight of just 2 to 5 ounces and length of 3 to 4 inches, newborn Chihuahua puppies are small enough to fit inside the palm of your hand. However, you can still expect your Chihuahua’s weight to fluctuate depending on his diet, health and physical activity levels.
While this growth chart expresses weight in ounces and pounds, we’ve included a metric system conversion calculator below. Physical Activity : While regular exercise is essential in building muscle and strong bones, too much can stunt a Chihuahua puppy’s growth. If a pup’s pituitary gland doesn’t produce enough of this vital hormone, he may grow more slowly to a smaller adult size.
If your Chihuahua consistently weighs less than he should, however, you should take precautions to ensure there’s no underlying health condition or problem to blame.
Chihuahua Growth & Weight Chart
Chihuahuas are unique because of their tiny stature. Unlike many dog breeds, the gender of the Chihuahua is less critical in determining their final size than their birth weight is. If you are unaware of your Chihuahua’s birth weight, take a look at their current weight and age to see which column they fall into and their estimated adult size based on that.The figures below are estimates, and some Chihuahuas will be slightly smaller or bigger at certain ages. Regardless of their age, continue taking your Chihuahua puppy to
How big should a 6-month-old Chihuahua be?
A 6-month-old Chihuahua will be close to their full height, usually between five to eight inches tall, and will have completed most of their adult weight gain, weighing in around 1.5 pounds to 4.5 pounds depending on their estimated adult size. Based on the Chihuahua growth and weight chart above, you can expect your Chihuahua to grow another half pound to pound and a half.
How much bigger will my Chihuahua get?
A Chihuahua will finish growing aroundAAdditionally, if you purchased your Chihuahua from a breeder, you can reach out to them about your pup’s estimated adult size. Your
Chihuahuas remained a rarity until the early 20th century, and the American Kennel Club did not register a Chihuahua until 1904.
An analysis of DNA from the genome of domesticated dogs indicates that they entered North America from Siberia for 4,500 years and were then isolated for the next 9,000 years. After contact with Europeans, these lineages were replaced by Eurasian dogs and their local descendants. The pre-contact dogs exhibited a unique genetic signature that is now almost gone.
Chihuahuas are the smallest breed recognized by some kennel clubs.Current breed standards defined by registries specify an “apple-head” or “apple-dome” skull conformation.Breed standards for this dog do not generally specify a height; only a weight and a description of their overall proportions. Generally, the height ranges between 6 and 9 in (15 and 23 cm);However, the British standard also states that a weight of 4–6 lb (1.8–2.7 kg) is preferred. A clause stating, “if two dogs are equally good in type, the more diminutive one is preferred” was removed in 2009.Pet Chihuahuas (those bred or purchased as companions rather than show dogs) often range above these weights, even above 10 lbs, if they have large bone structures or are allowed to become overweight.Chihuahuas occur in virtually any color combination, from solid to marked or splashed.The Fédération Cynologique Internationale, which represents the major kennel clubs of 84 countries, disqualified the merle coat pattern, which appears mottled.Like many other small dogs, the Chihuahua may display above-average aggression towards people and other dogs.
The Chihuahua has some predisposition to several neurological diseases, among them atlantoaxial instability, ceroid lipofuscinosis, congenital deafness, congenital hydrocephalus, muscular dystrophy, necrotizing meningoencephalitis and neuroaxonal dystrophy.Chihuahuas may suffer from patellar luxation.
Chihuahuas are the world’s smallest dog breed, normally weighing between 2 and 8 pounds with an average height of 6 to 9 inches. Chihuahuas have a “cobby” body — stout, stocky and slightly longer than tall — that still seems flexible, sturdy and muscular. Their rounded, apple-shaped heads feature dark round eyes, pointed ears and a slightly pointed muzzle.The necks slope down to level backs and sickle-shaped tails that sometimes curl up or to one side. Smooth-coated Chihuahuas have a soft, glossy coat, while the long-coated variety have curly or straight hair. Chihuahuas can come in practically any color or combination of colors.
Things You Should Know About Chihuahuas
How long do Chihuahuas live? The Chihuahuas lifespan is pretty long — as much as 17 years — but they have a tendency to develop health problems like hypoglycemia, joint ailments, eye infections and bronchitis. Also, the tops of their skulls never fully develop, leaving soft spots (“moleras”) that should be protected.Though Chihuahuas don’t need as much exercise as larger dogs, they need daily walks. And they also like to be warm, so you might consider a little sweater or coat for winter walks. Though picky eaters, they can easily be overfed. An obese Chihuahua is more susceptible to diabetes and a shorter lifespan.Bear in mind: The world’s smallest dog could also be the world’s cockiest. And Chihuahua owners will note — during their very first walk in the park — that this breed is fearless when it comes to confronting larger dogs. Don’t be so sure that your Chihuahua will know when it has met its match; i.e., always remove them from conflict.Some people believe that Chihuahuas are one-person dogs and therefore not suitable for families. In truth, they may not be suitable for a small child — since they would not tolerate teasing or random play — but with proper training and gentle, positive reinforcement, they can adapt to any home.
The Chihuahua — named for the Mexican state that borders Texas and New Mexico — is the oldest breed on the American continent. Historians believe they evolved from a wild dog called the Techichi that was domesticated by the Toltecs in 9th-century Mexico. Some even claim the modern Chihuahua originated from a cross between the Techichi and a hairless dog that came to North America from China via the Bering Strait.Chihuahuas were discovered around 1850 in Mexico, where merchants were selling them to tourists. They quickly became popular in the United States and were registered with the AKC in 1904.
Chihuahua Puppy Growth: What to Expect
Predicting your Chihuahua pup’s future weight is important for several reasons, including the following:
What Affects My Chihuahua’s Growth?
The following growth chart predicts a pure-bred Chihuahua puppy’s adult weight based on his current weight.While this growth chart expresses weight in ounces and pounds, we’ve included a metric system conversion calculator below.