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Dog Crate Size Calculator

Find the right crate size by breed or your dog’s measurements

Recommended Crate

Large (42")

Dimensions

42" × 26" × 28"

Weight Range

71-90 lbs

in
in
Still Growing?
Puppy (under 1 year)

Recommended Crate Size

Large (42")

42" L × 26" W × 28" H

Fits dogs 71-90 lbs

Common Breeds for This Size

Lab, Golden, German Shepherd, Boxer

Minimum Dimensions Needed

Length

34"

Height

26"

Width

23"

Crate Pad / Bed Size

Recommended pad40" L × 24" W

Sized 1" smaller than crate on each side for a snug fit

Standard Crate Sizes

XS (18")
1-10 lbs
Small (24")
11-25 lbs
Medium (30")
26-40 lbs
Intermediate (36")
41-70 lbs
✓Large (42")
71-90 lbs
XL (48")
91-110 lbs
Giant (54")
110+ lbs

What You'll Need

MidWest iCrate 42" Folding Metal Dog Crate

MidWest iCrate 42" Folding Metal Dog Crate

$50-$804.7
View on Amazon
KONG Classic Dog Toy Durable Natural Rubber

KONG Classic Dog Toy Durable Natural Rubber

$8-$124.7
View on Amazon
BARKBAY No Pull Dog Harness Front Clip Reflective

BARKBAY No Pull Dog Harness Front Clip Reflective

$15-$254.5
View on Amazon
MidWest iCrate 42" Folding Metal Dog Crate

MidWest iCrate 42" Folding Metal Dog Crate

$50-$804.7
View on Amazon
KONG Classic Dog Toy Durable Natural Rubber

KONG Classic Dog Toy Durable Natural Rubber

$8-$124.7
View on Amazon
BARKBAY No Pull Dog Harness Front Clip Reflective

BARKBAY No Pull Dog Harness Front Clip Reflective

$15-$254.5
View on Amazon

As an Amazon Associate, we earn from qualifying purchases.

Frequently Asked Questions

Q

How do I measure my dog for a crate?

Measure two dimensions: (1) nose-to-tail length from nose tip to tail base, then add 4 inches for the crate length. (2) Shoulder height from floor to top of the withers while standing, then add 4 inches for the crate height. The crate width is calculated as 67% of the crate length.

  • Measure nose tip to base of tail (not tail tip) for length
  • Measure floor to top of shoulder blades (withers) for height
  • Add 4 inches to each measurement for crate clearance
  • Crate width = crate length × 0.67 (standard ratio)
  • Dog must stand, turn around, and lie down comfortably
MeasurementHow to MeasureCrate Formula
LengthNose tip to tail base+ 4 inches
HeightFloor to shoulder (withers)+ 4 inches
WidthCalculated from lengthLength × 0.67
Q

What crate size does a Labrador need?

An adult Labrador needs a Large (42") crate. Labs typically measure about 30 inches nose-to-tail and 22 inches at the shoulder. Adding 4 inches gives a minimum crate length of 34" and height of 26". The Large 42" crate at 42" L × 26" W × 28" H provides ideal room.

  • Adult Lab: Large (42") crate recommended
  • Typical body length: 28-32 inches nose-to-tail
  • Typical shoulder height: 21-24 inches
  • Lab puppy: buy 42" crate with divider panel from the start
  • Standard Large crate: 42" L × 26" W × 28" H
Q

Should I get a bigger crate for my puppy?

Buy the adult-size crate with a divider panel instead of buying multiple crates as your puppy grows. A too-large crate lets puppies potty in one end and sleep in the other, which undermines house-training. Move the divider back every few weeks as your puppy grows into its full size.

  • Buy the adult-size crate from the start with a divider
  • Too-large crates hinder effective house-training
  • Move divider back every 2-4 weeks as puppy grows
  • Saves $50-$150 vs. buying 2-3 crates over the first year
  • Most puppies reach adult size by 12-18 months
Q

What are the standard dog crate sizes?

Standard crate sizes range from XS (18") for toy breeds under 10 lbs to Giant (54") for breeds over 110 lbs. The seven standard sizes are: XS 18", Small 24", Medium 30", Intermediate 36", Large 42", XL 48", and Giant 54". Each size is designed for a specific weight range.

  • XS (18"): Chihuahua, Yorkie, Toy Poodle — 1-10 lbs
  • Small (24"): Pug, Shih Tzu, French Bulldog — 11-25 lbs
  • Medium (30"): Beagle, Corgi, Cocker Spaniel — 26-40 lbs
  • Intermediate (36"): Border Collie, Bulldog — 41-70 lbs
  • Large (42"): Lab, Golden, German Shepherd — 71-90 lbs
SizeDimensions (L×W×H)Weight Range
XS (18")18×12×14"1-10 lbs
Small (24")24×16×18"11-25 lbs
Medium (30")30×19×21"26-40 lbs
Intermediate (36")36×23×24"41-70 lbs
Large (42")42×26×28"71-90 lbs
XL (48")48×30×32"91-110 lbs
Giant (54")54×35×37"110+ lbs
Q

What size crate do I need for airline travel?

For airline travel, IATA regulations require at least 4 extra inches in each dimension beyond the standard crate sizing. This means adding 4 inches to the already-padded crate length, height, and width. Most airlines also require hard-sided, IATA-compliant kennels with ventilation on at least 3 sides.

  • IATA requires +4" clearance in length, width, and height
  • Airline crate is typically one size larger than home crate
  • Must be hard-sided with ventilation on 3+ sides
  • Contact your specific airline for exact crate requirements
  • Some airlines ban snub-nosed breeds from cargo travel

Example Calculations

1Medium Dog (Beagle-Sized)

Inputs

MethodBy Measurement
Nose-to-Tail Length18 inches
Shoulder Height14 inches
PurposeHome / Everyday

Result

Recommended CrateSmall (24")
Min Crate Length22"
Min Crate Height18"
Crate Width15"
Pad Size22" × 14"

Crate length: 18 + 4 = 22". Crate height: 14 + 4 = 18". Width: 22 × 0.67 = 15". The Small (24") crate at 24×16×18" is the smallest standard size that fits.

2Large Dog (Lab-Sized)

Inputs

MethodBy Measurement
Nose-to-Tail Length30 inches
Shoulder Height22 inches
PurposeHome / Everyday

Result

Recommended CrateLarge (42")
Min Crate Length34"
Min Crate Height26"
Crate Width23"
Pad Size40" × 24"

Crate length: 30 + 4 = 34". Crate height: 22 + 4 = 26". Width: 34 × 0.67 = 23". The Intermediate (36") has only 24" height (< 26" needed), so the Large (42") at 42×26×28" is the correct match.

3Large Breed for Airline Travel

Inputs

MethodBy Measurement
Nose-to-Tail Length32 inches
Shoulder Height24 inches
PurposeAirline (IATA)

Result

Recommended Home CrateLarge (42")
Min Crate Length36"
Min Crate Height28"
Crate Width24"
IATA Airline CrateXL (48")

Crate length: 32 + 4 = 36". Crate height: 24 + 4 = 28". Width: 36 × 0.67 = 24". Large (42") at 42×26×28" fits for home. For airline, IATA adds +4" each dimension (40×32×28"), requiring the XL (48") crate.

Formulas Used

Crate Length Formula

Crate Length = Dog Nose-to-Tail Length + 4 inches

The crate length should accommodate the full body length plus 4 inches of clearance so the dog can stretch out comfortably.

Where:

Nose-to-Tail Length= Distance from nose tip to base of tail in inches
4 inches= Standard clearance for comfort

Crate Height Formula

Crate Height = Dog Shoulder Height + 4 inches

The crate height must allow the dog to stand naturally without crouching. Shoulder height (withers) plus 4 inches accounts for the head.

Where:

Shoulder Height= Height from floor to top of shoulder blades (withers) in inches
4 inches= Clearance for the head above the shoulders

How to Choose the Right Dog Crate Size

A properly sized crate gives your dog a safe, comfortable den while aiding house-training and travel. The crate should be large enough for your dog to stand without crouching, turn around fully, and lie down stretched out, but not so large that they can use one end as a bathroom.

The most reliable method is direct measurement. Measure your dog from nose to tail base for length and from floor to shoulder (withers) for height, then add 4 inches to each. The crate width is calculated as 67% of the crate length. Round up to the nearest standard crate size for the best fit.

For puppies, buy the adult-size crate with a divider panel. This lets you adjust the usable space as your puppy grows, maintaining the snug fit needed for effective house-training while avoiding the cost of buying multiple crates over the first year.

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Last Updated: Mar 26, 2026

This calculator is provided for informational and educational purposes only. Results are estimates and should not be considered professional financial, medical, legal, or other advice. Always consult a qualified professional before making important decisions. UseCalcPro is not responsible for any actions taken based on calculator results.

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