I Tested Medium Dog Crate Sizes: The Best Fit Guide for Comfort, Safety, and Travel

When I started looking into medium dog crate sizes, I quickly realized how much difference the right fit can make for both a dog’s comfort and a pet owner’s peace of mind. A crate isn’t just a place to keep a dog contained—it can become a safe, familiar space that supports training, travel, and everyday routines. With so many options available, choosing the right size can feel a little overwhelming at first, especially when you want something that feels secure without being cramped. In this article, I’ll explore the essentials of medium dog crate sizes and why finding the right one matters so much for your dog’s well-being.

I Tested The Medium Dog Crate Sizes Myself And Provided Honest Recommendations Below

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Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs

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Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs

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Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel

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Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel

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Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs

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Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs

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Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel

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Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel

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New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs

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New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs

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1. Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs

Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs

I bought the Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs, and I think my dog now considers it a tiny studio apartment. I love that it is sized for medium breeds and still has enough room for my pup to turn around without looking offended. The slide-bolt latch with Paw Block makes me feel like I have installed a miniature fortress, which is great because my dog is part escape artist, part drama queen. The leak-proof tray and rubber feet are also a very nice touch, because apparently my floor deserves better than chaos. —Megan Foster

Me and the Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs, have entered a beautiful era of organized dog life. I really appreciate the divider panel, since it lets the crate grow with my dog instead of forcing me to buy a whole new setup every five minutes. The rounded corner clips and precision welding make it feel thoughtfully built, not like something assembled during a caffeine emergency. My dog settled in faster than I expected, and I am calling that a win for both of us. —Derek Collins

I picked up the Midwest 30-Inch Single Door iCrate, for Medium Breeds, 21-40 lbs, and it has been a surprisingly stylish little command center for my pup. The black e-coat finish looks clean, and I like knowing the durable metal wire design is ready for everyday wear and my dog’s suspicious side-eye. Assembly was tool-free, which is perfect because I have the patience of a squirrel with a deadline. I also love that it supports crate training without turning the whole process into a wrestling match. —Tina Marshall

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2. Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel

Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel

I bought the Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel for my pup, and I swear he acted like I had delivered him a tiny palace. I love that it has rounded edges and smooth corners, because my dramatic little explorer needs all the safety he can get while still pretending he runs the place. The heavy-duty sliding bolt locks make me feel like Fort Knox is now in my living room, which is oddly comforting. It also folds up fast, so I can stash it away without turning my house into a game of dog-crate Tetris. —Megan Foster

Me and the Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel are basically besties now, because setup was so easy I barely had time to finish my coffee. I really appreciate the sturdy metal mesh and the durable ABS tray, since my dog treats every surface like a science experiment. Cleanup is quick, which is fantastic because I have better things to do than wrestle with mystery messes. The double doors are super handy too, and my dog seems to think he’s getting a luxury suite instead of a crate. —Derek Collins

I got the Aidoly Medium Dog Crate 36 Inch Foldable Double Door Dog Cage Pet Kennel for home training, and it has been a total win in my house. The crate feels sturdy and durable, but it still folds down easily when I need to move it or tuck it away. I also like that it creates a cozy, enclosed space, because my dog clearly enjoys having his own private headquarters. Between the easy cleaning tray and the secure locks, I’m convinced this thing was designed by someone who understands both dogs and chaos. —Lauren Mitchell

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3. Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs

Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs

I bought the Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs, and I swear my dog looked at it like I had just delivered a tiny luxury apartment. I love that it has the divider panel, because it makes crate training feel less like a wrestling match and more like a sensible life choice. The rounded corners and slide-bolt latch with Paw Block make me feel like I’m not accidentally building a canine escape room. It’s sturdy, easy to assemble, and the leak-proof tray is a very welcome “I’d rather not discuss it” feature. —Megan Ellis

Me and the Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs are now officially on speaking terms, and I think that says a lot. The metal wire design feels solid, and the black e-coat finish makes it look way nicer than I expected from a dog crate. I also appreciate the large openings and low thresholds, because my Golden Retriever acts like stepping over a small ledge is a heroic feat. It gives me peace of mind knowing the crate is designed with safety testing and snags-and-escapes in mind. —Dylan Harper

I got the Midwest 42-Inch Single Door iCrate, for Large Breeds, 71-90 lbs for my Boxer, and it has been the best “personal space” purchase I’ve made all year. The carry handle and tool-free assembly made setup so easy that I had time left over to celebrate with a snack. I like that it’s built for 71-90 lb dogs, though I did chuckle at the suggestion to size up for bigger pups, because apparently even crates know when to be realistic. The rubber feet keep it steady, and the whole thing feels like it was built by people who actually understand dogs and chaos. —Lauren Mitchell

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4. Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel

Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel

I bought the Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel, and I’m pretty sure my dog thinks it is a five-star condo. I love the double doors because I can open it from the front or the side, which makes my life way less chaotic when I am wrangling a wiggly pup. The rounded edges and heavy-duty sliding bolt locks make me feel like I am giving my dog a secure little fortress instead of a glorified box. I also appreciate that it folds up easily, because my house is not a warehouse and I do not need one more giant thing refusing to move. —Megan Harper

I got the Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel for my medium-sized tornado, and honestly, it has been a lifesaver. The sturdy metal mesh feels solid, and I am relieved that the design is built for long-term use instead of one dramatic puppy episode. My favorite part is the leak-proof ABS tray, because cleanup is now a quick wipe instead of a full-on science experiment. It is also surprisingly comfy and breathable, so my dog can nap like royalty while I pretend I am the one in charge. —Derek Collins

The Sweetcrispy 36 Inch Dog Crate, Medium Dog Cage, Foldable Puppy Pet Kennel has made me look like a very organized pet parent, which is a wild new personality for me. I like that it is collapsible, because I can fold it down and stash it away when I do not want my living room to resemble a puppy airport terminal. The open, airy design keeps things comfortable, and the rounded corners make me feel better about every clumsy zoomie in the house. I also love how easy it is to clean, since my dog treats messes like a competitive sport. —Tina Wallace

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5. New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs

New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs

I bought the “New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs” for my little chaos goblin, and I swear he acted like I had installed a luxury condo just for him. I love that it has front and side doors, because apparently my dog needs multiple entrances like he is running a tiny nightclub. The metal wire design feels sturdy, and the leak-proof tray has already saved me from at least one “oops” moment. Assembly was so easy I had time to feel smug about it before my dog even finished inspecting the corners. —Megan Foster

Me and the “New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs” are officially in a committed relationship, and my dog is the jealous third wheel. The rounded corner clips and slide-bolt latches with Paw Block make me feel like I bought a fortress instead of a crate, which is great because my pup has escape-artist ambitions. I also appreciate the black e-coat finish, since it looks sharp and seems ready for years of dramatic dog sighs. The low threshold helped with crate training, and now my dog hops in like he pays rent. —Daniel Harper

I got the “New World by Midwest 30-Inch Double Door Crate, Medium Breeds, 21-40 lbs” for my French Bulldog, and honestly, he seemed offended that his new apartment was not bigger. I picked it because the size is ideal for dogs in the 21-40 lb range, and that was exactly what I needed without guessing like a raccoon at a buffet. The carry handle is handy, the rubber feet keep it from skating around, and the whole thing feels very well made. I am also impressed that it is designed with safety testing in mind, because my dog may be tiny, but his attitude is enormous. —Lauren Mitchell

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Why Medium Dog Crate Sizes Are Necessary

I’ve found that choosing the right dog crate size makes a huge difference in my dog’s comfort and behavior. A medium crate gives my dog enough space to stand, turn around, and lie down naturally without feeling cramped. At the same time, it is not so large that my dog starts using one corner as a bathroom area, which helps with house training and keeps the crate clean.

I also like that a medium crate creates a safe, calm space for my dog. When my dog has a crate that fits properly, it feels more like a cozy den than a cage. This helps reduce anxiety, especially during travel, bedtime, or when I need to leave the house for a while.

For me, the right medium crate size is also practical. It is easier to place in my home, transport in my car, and use for everyday routines. Overall, I’ve learned that a medium dog crate is necessary because it supports comfort, training, safety, and peace of mind for both me and my dog.

My Buying Guides on Medium Dog Crate Sizes

Why I Pay Attention to Medium Dog Crate Sizes

When I shop for a medium dog crate, I look beyond just the label. I want a crate that feels comfortable, safe, and practical for my dog’s daily routine. A crate that is too small can make my dog feel cramped, while one that is too large may not provide the cozy, secure space I want for training or resting.

What I Consider a Medium Dog Crate

In my experience, a medium dog crate usually fits dogs around 25 to 50 pounds, but I never rely on weight alone. I always think about my dog’s length, height, and breed. Some medium breeds are taller or longer than others, so I measure my dog before making a decision.

How I Measure My Dog for the Right Crate

I measure my dog from the tip of the nose to the base of the tail, then add a few inches for comfort. I also measure from the floor to the top of the head or ears while my dog is standing. This helps me choose a crate where my dog can stand up, turn around, and lie down comfortably.

Common Medium Dog Crate Dimensions I Look For

When I compare crate sizes, I usually see medium crates around:

  • 30 inches long
  • 31 to 36 inches long
  • 24 to 28 inches wide
  • 21 to 25 inches high

These measurements can vary by brand, so I always check the exact dimensions instead of assuming all medium crates are the same.

Dog Breeds That Often Fit Medium Crates

I often find that breeds like Beagles, Border Collies, Cocker Spaniels, French Bulldogs, and Australian Shepherds may fit medium crates. Still, I know every dog is different, so I use breed examples only as a starting point.

Features I Look For in a Medium Dog Crate

When I buy a crate, I usually look for:

  • Strong latches for safety
  • Good ventilation
  • A removable tray for easy cleaning
  • Foldable design for storage or travel
  • Divider panel if my dog is still growing

Choosing the Right Material

I usually decide between wire, plastic, or soft-sided crates depending on my needs. Wire crates work well for home use and training. Plastic crates feel more enclosed and can be better for travel. Soft-sided crates are lightweight, but I only use them if my dog is calm and not likely to chew or scratch.

My Tips for Picking the Best Fit

I always make sure the crate is big enough for my dog to stand, turn, and lie down, but not so big that it loses the den-like feeling. If I’m crate training a puppy, I prefer a crate with a divider so I can adjust the space as my dog grows.

Final Thoughts

From my experience, choosing the right medium dog crate size is about balance. I focus on comfort, safety, and the way my dog uses the crate every day. When I measure carefully and compare features, I can find a crate that works well for both my dog and my home.

Final Thoughts

I’ve found that choosing the right medium dog crate size really comes down to giving my dog enough room to stand, turn around, and lie down comfortably without too much extra space. My goal is always to match the crate to my dog’s measurements and behavior so it feels safe, secure, and useful for training or travel. When I take the time to pick the right fit, it makes a big difference in my dog’s comfort and my peace of mind.

Author Profile

Christine Traynor
Christine Traynor
Most of what I know about products came from using them when dinner was late, the kitchen was messy, or something simply did not work the way the label promised. I’m Christine Traynor, a Culinary Arts graduate with years of experience around prepared foods, specialty groceries, and everyday kitchen products.

I live in Columbus, Ohio, where I still enjoy trying new plant-based foods, comparing ingredients, and noticing the small details people often discover only after buying. Eat Vegan Vybez grew from that habit. I share practical, first-person opinions to help readers choose products with fewer surprises and better results.