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Dog Size Chart
Units

Standard Schnauzer size chart: crate, harness & collar

What the published charts say for a Standard Schnauzer, across 19 harnesses, 6 crates and 7 collars. Every answer says how it was reached, and none of them replaces measuring your dog.

Note: Girth row is TARIGS "Medium Schnauzer" (the FCI name for the Standard Schnauzer).

Adult Standard Schnauzer

Height at the shoulder
Male 18.5–19.5 in47–49.5 cm
Female 17.5–18.5 in44.5–47 cm
Adult weight
Male 35–50 lb15.9–22.7 kg
Female 30–45 lb13.6–20.4 kg
Chest girth
25.6–27.6 in65–70.1 cm
Neck
15.7–17.7 in39.9–45 cm

AKC prints: “Height: 18.5-19.5 inches (male), 17.5-18.5 inches (female)”, “Weight: 35-50 pounds (male), 30-45 pounds (female)”.

Source: AKC breed page, checked Nov 4, 2026.

Source: TARIGS, "Size table for different breeds" (breed row: Medium Schnauzer; inch values as printed, converted by TARIGS from cm; not sex-specific), checked Nov 4, 2026. Girth is a published chart range, not a breed-standard measurement, and is not split by sex.

These are published breed figures, not your dog. Measure your dog — chest girth for a harness, neck for a collar, length and height for a crate.

Sized for a male Standard Schnauzer

Harness sizes

Harnesses sized for a male Standard Schnauzer
Harnesses (19)SizeHow it was worked out
Julius-K9 IDC PowerharnessMini to 1 (3 sizes)by chest girthBetween sizes. Check the maker’s chart before you buy.Julius-K9’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
Ruffwear Front Range HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the larger size.”
Ruffwear Flagline HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the larger size.”
Ruffwear Web Master HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the smaller size.”
Kurgo Tru-Fit Smart Harness (quick release)Medium or Largeby chest girthBetween sizes. Check the maker’s chart before you buy.
PetSafe Easy Walk HarnessSmall / Medium to Large (4 sizes)by chest girthBetween sizes. The maker says: “If your dog is between two sizes, choose a size up.”PetSafe’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
PetSafe Easy Walk 3 in 1 HarnessMediumby chest girth
Rabbitgoo ControlPro No-Pull Harness (ControlPro series)M to XL (3 sizes)by chest girthBetween sizes. Check the maker’s chart before you buy.Rabbitgoo’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
Blue-9 Balance HarnessM or M/Lby chest girthBetween sizes. Check the maker’s chart before you buy.
2 Hounds Design Freedom No-Pull Harness5/8" Medium or 1" Mediumby chest girthBetween sizes. The maker says: “choose the SMALLEST size that fits the chest measurement”
Wild One Classic Cushioned Dog Harness (with neck buckle)M or Lby chest girthBetween sizes. The maker says: “in between sizes, size up”
Wild One Step-In Dog HarnessLby chest girth
Voyager (Best Pet Supplies) Step-In Air Pet HarnessNo sizeby chest girthThis breed's published chest girth falls outside every size this maker prints.
Gooby Comfort X Head-In HarnessXLby chest girth
Puppia RiteFit Harness (PAJA-AC617)L or XLby chest girthBetween sizes. Check the maker’s chart before you buy.
Puppia Soft Harness (PDCF-AC30)L or XLby chest girthBetween sizes. Check the maker’s chart before you buy.
Chai's Choice Outdoor Adventure Dog Harness (3M reflective)M or Lby chest girthBetween sizes. Check the maker’s chart before you buy.
Embark Adventure No-Pull HarnessMEDIUMby chest girth
Carhartt Training Dog Harness (Nylon Duck Training Harness, PH0341)MEDIUMby chest girth

Where a size reads as a span, the breed’s published range reaches across that many of the maker’s sizes. This site shows the span rather than choosing one for you.

Crate sizes

Crates sized for a male Standard Schnauzer
Crates (6)SizeHow it was worked out
MidWest Homes for Pets iCrate Single Door Folding Dog Crate30-inch or 36-inchby weightBetween sizes. Check the maker’s chart before you buy.MidWest Homes for Pets lists the outside of the box; the usable inside is smaller.
MidWest Homes for Pets LifeStages Single Door Dog Crate30-inch or 36-inchby weightBetween sizes. Check the maker’s chart before you buy.MidWest Homes for Pets lists the outside of the box; the usable inside is smaller.
Petmate Sky Kennel32" or 36"by weightBetween sizes. Check the maker’s chart before you buy.
Diggs Revol Collapsible Dog CrateMedium or Intermediateby weightBetween sizes. The maker says: “between sizes, size up”
Impact Dog Crates Collapsible Dog CrateSizes by measurement onlyImpact Dog Crates publishes no dog weight. Use the crate calculator.estimated interior, about ½ in smaller than Impact’s exterior size (Impact’s own note)
Frisco (Chewy) Fold & Carry Single Door Collapsible Wire Dog CrateMedium or Med/Largeby weightBetween sizes. Check the maker’s chart before you buy.Frisco (Chewy) lists the outside of the box; the usable inside is smaller.

Every crate row above is by the maker’s weight guidance, because no published body length exists per breed. A crate is sized on the body: use the calculator below with your own measurements.

Collar sizes

Collars sized for a male Standard Schnauzer
Collars (7)SizeHow it was worked out
Ruffwear Front Range Collar14"-20"by neck girth
Blueberry Pet Classic Solid Color Adjustable Dog CollarS or Mby neck girthBetween sizes. Check the maker’s chart before you buy.
PetSafe Martingale CollarMedium (3/4 inch) to Large (3 sizes)by neck girthBetween sizes. Check the maker’s chart before you buy.PetSafe’s sizes overlap, so one dog can fall in several. Measure your dog’s neck and check the maker’s chart.
Max and Neo Martingale All Nylon Dog CollarSmall or Mediumby neck girthBetween sizes. Check the maker’s chart before you buy.
Wild One Waterproof Dog CollarLargeby neck girth
2 Hounds Design Side Release (Buckle) Collar / Buckle MartingaleMD or LGby neck girthBetween sizes. Check the maker’s chart before you buy.
Carhartt Dog CollarMEDIUMby neck girth

Where a size reads as a span, the breed’s published range reaches across that many of the maker’s sizes. This site shows the span rather than choosing one for you.

Sized for a female Standard Schnauzer

Harness sizes

Harnesses sized for a female Standard Schnauzer
Harnesses (19)SizeHow it was worked out
Julius-K9 IDC PowerharnessMini to 1 (3 sizes)by chest girthBetween sizes. Check the maker’s chart before you buy.Julius-K9’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
Ruffwear Front Range HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the larger size.”
Ruffwear Flagline HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the larger size.”
Ruffwear Web Master HarnessS or Mby chest girthBetween sizes. The maker says: “In between sizes? Choose the smaller size.”
Kurgo Tru-Fit Smart Harness (quick release)Medium or Largeby chest girthBetween sizes. Check the maker’s chart before you buy.
PetSafe Easy Walk HarnessSmall / Medium to Large (4 sizes)by chest girthBetween sizes. The maker says: “If your dog is between two sizes, choose a size up.”PetSafe’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
PetSafe Easy Walk 3 in 1 HarnessMediumby chest girth
Rabbitgoo ControlPro No-Pull Harness (ControlPro series)M to XL (3 sizes)by chest girthBetween sizes. Check the maker’s chart before you buy.Rabbitgoo’s sizes overlap, so one dog can fall in several. Measure your dog’s chest and check the maker’s chart.
Blue-9 Balance HarnessM or M/Lby chest girthBetween sizes. Check the maker’s chart before you buy.
2 Hounds Design Freedom No-Pull Harness5/8" Medium or 1" Mediumby chest girthBetween sizes. The maker says: “choose the SMALLEST size that fits the chest measurement”
Wild One Classic Cushioned Dog Harness (with neck buckle)M or Lby chest girthBetween sizes. The maker says: “in between sizes, size up”
Wild One Step-In Dog HarnessLby chest girth
Voyager (Best Pet Supplies) Step-In Air Pet HarnessNo sizeby chest girthThis breed's published chest girth falls outside every size this maker prints.
Gooby Comfort X Head-In HarnessXLby chest girth
Puppia RiteFit Harness (PAJA-AC617)L or XLby chest girthBetween sizes. Check the maker’s chart before you buy.
Puppia Soft Harness (PDCF-AC30)L or XLby chest girthBetween sizes. Check the maker’s chart before you buy.
Chai's Choice Outdoor Adventure Dog Harness (3M reflective)M or Lby chest girthBetween sizes. Check the maker’s chart before you buy.
Embark Adventure No-Pull HarnessMEDIUMby chest girth
Carhartt Training Dog Harness (Nylon Duck Training Harness, PH0341)MEDIUMby chest girth

Where a size reads as a span, the breed’s published range reaches across that many of the maker’s sizes. This site shows the span rather than choosing one for you.

Crate sizes

Crates sized for a female Standard Schnauzer
Crates (6)SizeHow it was worked out
MidWest Homes for Pets iCrate Single Door Folding Dog Crate30-inch or 36-inchby weightBetween sizes. Check the maker’s chart before you buy.MidWest Homes for Pets lists the outside of the box; the usable inside is smaller.
MidWest Homes for Pets LifeStages Single Door Dog Crate30-inch or 36-inchby weightBetween sizes. Check the maker’s chart before you buy.MidWest Homes for Pets lists the outside of the box; the usable inside is smaller.
Petmate Sky Kennel28" or 32"by weightBetween sizes. Check the maker’s chart before you buy.
Diggs Revol Collapsible Dog CrateSmall or Mediumby weightBetween sizes. The maker says: “between sizes, size up”
Impact Dog Crates Collapsible Dog CrateSizes by measurement onlyImpact Dog Crates publishes no dog weight. Use the crate calculator.estimated interior, about ½ in smaller than Impact’s exterior size (Impact’s own note)
Frisco (Chewy) Fold & Carry Single Door Collapsible Wire Dog CrateMedium or Med/Largeby weightBetween sizes. Check the maker’s chart before you buy.Frisco (Chewy) lists the outside of the box; the usable inside is smaller.

Every crate row above is by the maker’s weight guidance, because no published body length exists per breed. A crate is sized on the body: use the calculator below with your own measurements.

Collar sizes

Collars sized for a female Standard Schnauzer
Collars (7)SizeHow it was worked out
Ruffwear Front Range Collar14"-20"by neck girth
Blueberry Pet Classic Solid Color Adjustable Dog CollarS or Mby neck girthBetween sizes. Check the maker’s chart before you buy.
PetSafe Martingale CollarMedium (3/4 inch) to Large (3 sizes)by neck girthBetween sizes. Check the maker’s chart before you buy.PetSafe’s sizes overlap, so one dog can fall in several. Measure your dog’s neck and check the maker’s chart.
Max and Neo Martingale All Nylon Dog CollarSmall or Mediumby neck girthBetween sizes. Check the maker’s chart before you buy.
Wild One Waterproof Dog CollarLargeby neck girth
2 Hounds Design Side Release (Buckle) Collar / Buckle MartingaleMD or LGby neck girthBetween sizes. Check the maker’s chart before you buy.
Carhartt Dog CollarMEDIUMby neck girth

Where a size reads as a span, the breed’s published range reaches across that many of the maker’s sizes. This site shows the span rather than choosing one for you.

Puppy?

Size for the adult and use a divider. A crate bought to fit a puppy is outgrown in weeks, and a crate with a spare end stops working as a den. Buy the adult size and move the divider back as the dog grows. A harness or collar is the opposite: buy for the dog you have now, because adult-sized straps slip on a puppy.

Is your dog a mix?

Mixes vary a lot. Measure your dog. A breed figure describes a published standard, and a mix is not held to one. Two dogs from the same litter can land two sizes apart on the same chart.

Measure your Standard Schnauzer

The tables above start from a published breed range. This starts from your dog. Crates need a body length and a standing height, plus 4 in of room.

Size your Standard Schnauzer

Enter what you have measured. Every answer below is the maker’s own published range against your number — a starting point, not a fitting.

Published range for the Standard Schnauzer: 25.6 to 27.6 in chest, 15.7 to 17.7 in neck (TARIGS, "Size table for different breeds").

Measure your dog and enter it. A published range is a range: the boxes below stay empty because the middle of a range is a number nobody published. Full Standard Schnauzer size chart

Where to put the tape. Leave a box empty and the answers that need it say so, rather than guessing.

Enter a measurement above to see what each maker's chart says.

Sizes come from each maker’s own published chart. Check the maker’s current chart before you buy: charts change, and nothing here is a guarantee of fit.

Common questions

What size harness for a Standard Schnauzer?
On the charts published by their makers, a Standard Schnauzer comes out at Julius-K9 IDC Powerharness Mini to 1 (3 sizes), Ruffwear Front Range Harness S or M, Ruffwear Flagline Harness S or M (by published chest girth), with 18 of 19 charts giving a size. Size labels are not comparable between brands, so read the range rather than the letter. Measure your dog's chest girth at the widest part of the rib cage and check it against the maker's own chart before you buy.
What size crate for a Standard Schnauzer?
By the makers' own weight guidance, a Standard Schnauzer comes out at MidWest Homes for Pets iCrate Single Door Folding Dog Crate 30-inch or 36-inch, MidWest Homes for Pets LifeStages Single Door Dog Crate 30-inch or 36-inch, Petmate Sky Kennel 32" or 36". Weight is the rougher route: a crate is sized on the body. Measure your dog from the nose to the base of the tail and from the floor to the top of the head while standing, add 4 inches to each, and compare that with the crate's interior, not its outside.
How big does a Standard Schnauzer get?
An adult Standard Schnauzer is 18.5–19.5 in tall at the shoulder for males and 17.5–18.5 in for females, 35–50 lb for males and 30–45 lb for females. Published sizing charts give a chest girth of 25.6–27.6 in and a neck of 15.7–17.7 in. These are breed-standard ranges, not your dog: individual dogs sit outside them. Measure your dog.

Breeds in the same size group on this site. The group is worked out here from adult male weight; it is not an AKC category.

Compare every chart instead: harness size charts, crate size charts, collar size charts.