Calculate the true monthly and annual cost of owning a pet. Enter food, vet, grooming, insurance, and boarding costs to see your full pet budget — including a lifetime projection.
Added May 11, 2026
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Enter a value for food & treats (monthly) to see your result.
Estimates the true monthly and annual cost of owning a pet by summing food, vet care, grooming, insurance, supplies, boarding, and other expenses. Illustrative only — actual costs vary by pet type, breed, age, location, and health status.
Monthly cost = Monthly items + (Annual items ÷ 12)
A medium dog costs roughly $300–$350/month before unexpected vet bills — about $3,500–$4,200/year over a typical lifespan.
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An indoor cat with no grooming costs roughly $120–$130/month — one of the most affordable common pets.
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The average cost of owning a dog ranges from $150 to $500+ per month depending on size, breed, and location. A small dog typically costs $150–$250/month; a large breed can exceed $400/month once food, vet care, grooming, and boarding are included.
Cats are generally less expensive than dogs, averaging $80–$200/month. An indoor cat with no grooming needs can cost as little as $80–$120/month; a cat requiring specialist vet care or premium food can reach $200+ monthly.
Pet insurance typically costs $25–$70/month for cats and $35–$120/month for dogs. It makes financial sense if you want predictable costs and protection against large unexpected bills — emergency surgery can cost $1,000–$10,000+. Compare the annual premium to your deductible and maximum benefit before deciding.
One-time upfront costs are not included: adoption or purchase fees ($50–$3,000+), spay/neuter surgery ($200–$500), initial vaccinations, microchipping, and starter supplies (crate, bed, collar, litter box). Budget an extra $500–$2,000 for the first year on top of ongoing costs.
A pet emergency fund is money set aside for unexpected vet bills — injuries, illnesses, or surgeries outside your routine budget. Most vets recommend keeping at least $1,000–$3,000 accessible per pet. Without insurance or an emergency fund, a single unexpected visit can cost thousands.
Set this to your pet's expected remaining lifespan to see the total lifetime cost. Dogs live an average of 10–15 years; cats 12–18 years; small pets like rabbits 5–10 years. This helps you plan long-term and compare the full financial commitment of different pet types.