Chihuahua Insurance in Australia

By Jay Fan · Pet Insurance Analyst · Updated July 5, 2026 · About the author

Why Chihuahuas are cheap (but essential) to insure

Chihuahuas are the smallest dog breed and one of the cheapest to insure. Comprehensive cover runs $20 to $35 per month. Accident-only cover is as low as $10 to $18. Those are some of the lowest pet insurance premiums in Australia.

The low price is because smaller dogs cost less to treat. Medication doses are tiny. Surgery is faster. Hospital stays are shorter. A broken leg on a Chihuahua might cost $1,500 to $3,000 to fix, compared to $5,000 to $8,000 for a Great Dane.

But Chihuahuas live a long time — frequently 15 to 18 years — and their health problems are chronic rather than acute. Dental disease, kneecap issues, and heart murmurs develop gradually. That is where insurance earns its value. A policy you keep for 15 years will pay out many times over for ongoing conditions.

Common health issues in Chihuahuas

Despite their small size, Chihuahuas have a long list of breed-specific health problems. Here is what you need to know.

Dental disease. This is the biggest health problem for Chihuahuas. Their tiny mouths crowd the teeth, leading to early tartar buildup, gingivitis, and tooth loss. Periodontal disease is linked to heart, liver, and kidney damage. Dental cleaning under anaesthetic costs $300 to $800. Extractions add $50 to $200 per tooth. By age 5, most Chihuahuas have significant dental disease.

Luxating patella. The kneecap slips out of place, causing the dog to skip or hop on three legs. Mild cases are managed with joint supplements and physiotherapy. Severe cases require surgery costing $2,000 to $4,000 per knee.

Collapsed trachea. The windpipe flattens, causing a honking cough. It is common in toy breeds. Treatment includes medication, weight management, and in severe cases, surgery or a tracheal stent costing $3,000 to $6,000.

Heart disease. Mitral valve disease is very common in older Chihuahuas. The heart valve degenerates, causing a murmur that can progress to heart failure. Lifelong medication costs $500 to $1,500 per year. Regular cardiac checkups add more.

Hydrocephalus. Chihuahuas are the breed most commonly affected by hydrocephalus (water on the brain). It can be present at birth or develop later. Mild cases are managed with medication and monitoring, but severe cases require surgery.

Why dental cover should be your priority

Dental disease is the most predictable expense for a Chihuahua owner. Almost every Chihuahua develops significant dental problems by middle age. A single dental cleaning and extraction session at age 5 might cost $500 to $1,200. Repeat that every one to three years for the rest of the dog's life and you are looking at $5,000 to $15,000 over the dog's lifetime.

Not all pet insurance policies cover dental illness. Some cover only accident-related dental damage (broken teeth from trauma). Others cover dental disease as part of the comprehensive plan. Bow Wow Meow and RSPCA Pet Insurance both cover dental illness. Trupanion covers dental disease if it is related to an accident but may exclude non-traumatic dental conditions depending on the state.

When comparing policies for a Chihuahua, dental coverage should be near the top of your checklist. A $20 monthly premium that covers dental disease is better value than a $15 monthly premium that excludes it.

Three providers worth looking at

What to do right now

If you own a Chihuahua: check your policy covers dental illness and luxating patella. Start a dental care routine early — daily brushing and annual professional cleanings reduce the severity of dental disease and lower your claim count.

If you are getting a Chihuahua puppy: insurance is cheap, so get the best comprehensive policy you can. The $20 to $35 monthly premium is a small price for peace of mind over a dog that could live 18 years. Look for policies with hereditary condition cover and no upper age limit for enrollment.