Right Size Guide
Dog Crate Size Calculator
This dog crate size calculator helps you choose a crate that gives your dog enough room to stand, turn around, and lie down comfortably without buying a crate that is way too large.
Quick Calculator
Find The Right Dog Crate Size
Measure your dog from nose to tail and from floor to the top of the head or ears. The calculator will suggest a practical crate size and a common crate length to start with.
Dog Crate Size Calculator
Enter your dog’s measurements and choose the crate use.
Your Dog Crate Size Results Will Appear Here
Add your dog’s length and height, choose the crate use, and click calculate.
Before You Buy
How To Measure Your Dog For A Crate
The best crate size starts with your dog’s actual measurements. Do not guess by breed alone, because two dogs of the same breed can still need different crate sizes.
Visual Guide
Dog Crate Size Calculator Guide
Use this dog crate size infographic as a quick visual guide for measuring your dog, adding extra room, checking crate fit, and comparing common crate lengths.
Crate Fit Guide
Dog Crate Size Chart
These are general starting points. Always compare the crate’s actual interior measurements with your dog’s length and height before buying.
| Common Crate Length | Often Used For |
|---|---|
| 18 inches | Toy breeds and very small dogs |
| 22 inches | Small dogs and some puppies |
| 24 inches | Small to medium dogs |
| 30 inches | Medium dogs |
| 36 inches | Medium to large dogs |
| 42 inches | Large dogs |
| 48 inches | Extra large dogs |
| 54 inches | Giant breeds or very tall dogs |
Crate sizes can vary by brand, so use the calculator as a starting point and check the exact product dimensions before purchasing. For another helpful reference, Chewy has a dog crate buying guide that explains how to measure your dog before choosing a crate. Read Chewy’s dog crate buying guide.
Simple Rules
How To Choose A Dog Crate Without Overthinking It
A good crate should give your dog enough room to move comfortably while still feeling secure. The right size is about fit, not just buying the biggest crate on the shelf.
Adult Dogs
Choose a crate that lets your dog stand, turn around, and lie down without being cramped.
Puppies
Use a crate with a divider so the crate can grow with the puppy without giving too much space too soon.
Travel Crates
Check airline, vehicle, or carrier requirements before using a crate for travel.
Common Questions
Dog Crate Size Calculator FAQs
How Big Should A Dog Crate Be?
A dog crate should be large enough for your dog to stand up, turn around, and lie down comfortably. Most dogs need a crate that is a few inches longer and taller than their body measurements.
Should I Measure To The Tail Or The Base Of The Tail?
Measure from the nose to the base of the tail, not the full tail length. The crate does not need to fit the entire tail stretched straight out.
What If My Dog Is Between Two Crate Sizes?
If your dog is between sizes, the larger size is usually the safer choice, especially if your dog is tall, long-bodied, or still growing.
Should A Puppy Crate Be Bigger?
Puppies often do best with a larger crate that includes a divider. This gives them room to grow while keeping the usable space smaller during house training.
Is A Crate That Is Too Large A Problem?
A crate that is much too large can feel less secure and may not work as well for house training. The goal is comfortable, not oversized like a tiny dog mansion with a mortgage.