US cat cost calculator

Calculate the real monthly cost of owning a cat.

CatCost turns breed size, food calories, litter usage, vet care, medication, toys, cleaning, supplies, and multi-cat assumptions into a practical monthly budget. Product pages use the same transparent cost formulas.

Breed-aware calculator Monthly and yearly estimates Clear food and litter math

Monthly cost calculator

Choose a breed profile, then override food, litter, health, medication, toys, and daily supplies.

Assumptions updated May 5, 2026

What is CatCost?

CatCost helps you figure out exactly what your cat will cost monthly, yearly, and over time. We compare cat food by cost per 100 calories and litter by cost per pound, so you can see real value instead of only package price.

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Calculator

Breed-aware ownership model

Estimate monthly and annual costs across food, litter, insurance, vet care, medication, toys, cleaning, grooming, emergency reserve, and supplies.

Food data

Food value calculator

Calculate dry and wet cat food cost using current price, package calories, and price-per-100-kcal math.

Litter value

Litter value table

Filter litter by type, package weight, clumping, scent, and monthly usage so cheap does not hide context.

Real cases

Owner budget examples

Turn reviewed household budget examples into structured case studies with missing-cost audits and normalized monthly estimates.

16 guides

Formula-backed guides

Read cost guides for first-year kitten planning, hidden expenses, insurance, food calories, litter usage, and multi-cat households.

First launch tool coverage.

The first version favors calculators, transparent formulas, reviewed shortlists, and clearly labeled data limits.

Calculator and cat supplies used for monthly cost planning 57 profiles

Cat breed selector

Start from common breed size and grooming assumptions, then adjust by actual body weight and household setup.

View breed assumptions
Dry and wet cat food arranged with calculator and comparison cards 20 examples

Cat food value table

Use the current retailer price and label calories for $/100 kcal math.

Compare cat food
Cat litter materials, scoop, and price comparison cards 11 starters

Cat litter shortlist

Compare package weight, material type, $/lb math, and monthly litter assumptions across common litter formats.

Compare cat litter
Multi-cat litter setup with scoop, calculator, and comparison cards Multi-cat

Multi-cat litter value

Compare reviewed multi-cat litter rows by package weight, material, and two-cat monthly cost assumptions.

Compare multi-cat litter
Cat starter kit supplies with calculator and setup checklist Starter kit

New cat supplies checklist

Build a first cart that separates one-time setup from recurring food, litter, cleaning, and replacement costs.

Build starter kit
Cat litter scoop, waste bags, mat, and cleaning supply cost cards Accessories

Litter cleaning supplies

Budget scoop, waste bags, mat, cleaner, and odor add-ons as setup, monthly, or as-needed lines.

Plan cleaning supplies
Cat household budget dashboard with receipts and two cats 4 cases

Real cat budgets

Review structured household budget examples, including known costs, missing costs, and CatCost monthly estimates.

Browse cases
Cat cost guide desk with calculator and cat supplies 16 guides

Cat cost guides

Use formulas and scenario tables before you compare products or apply a generic monthly average.

Read guides
Trust standard

Retail links will never replace the math.

Product links are plain retailer links for verification. If affiliate links are added later, product pages must keep source notes, timestamps, visible quality flags, and transparent formulas.