By Emily ParkerUpdated November 2026
A cat pooping beside the litter box is one of the most frustrating problems an owner can face, and it is also one of the most common. Most cats that miss the box are not being spiteful. They are reacting to something about the box, the location, the litter or their own health. The right equipment can often reduce the problem quickly, while the rest of the troubleshooting takes more time. This list focuses on litter boxes, enclosures and mats that address the most frequent reasons a cat ends up going just outside the pan. Each pick was evaluated on the specifications manufacturers publish, brand reputation, and the patterns owners commonly describe in feedback, such as box height, depth, entry style, containment and ease of cleaning.
Our top picks at a glance
- 1
TOP CHOICEBest overallCovered Enclosure, Anti-Splashing, Easy to Clean and Assemble, 3 ModesView on Amazon - 2
TOP CHOICEBest for tall-sided protectionIRIS USA High Kickers High Sided Cat Litter Box, Large, Scatter Shield, BlackView on Amazon - 3
TOP CHOICEBest floor-protection matAmazon Basics Less-Mess Litter Trapping Cat Litter Box Mat, 24" x 35", GreyView on Amazon - 4
Best for older or small catsUross Cat Litter Box Step, Extra Large Litter Box Ramp/Stairs with DetView on Amazon - 5
Best budget pickArm & Hammer Rimmed Cat Litter Box with High Sides and Microban, Made in USAView on Amazon - 6
Best low-cost mat alternativeLitter Trapping Mat, Easy to Clean, Litter Box Mat, Urine-Proof, Cat TView on Amazon - 7
Best for large catsStainless Steel Litter Box with Lid, Extra Large Enclosed Cat Litter BView on Amazon
Our Top Picks
Quick Comparison
| Product | Best for | Key feature |
|---|---|---|
| Covered Enclosure Cat Litter Box with Lid | Kittens to medium cats and spray-prone spots | Anti-splash design with lid and included mat and scoop |
| IRIS USA High Kickers High Sided Cat Litter Box | Vigorous diggers and kickers | Raised kick-proof sides and extra-deep pan |
| Amazon Basics Less-Mess Litter Trapping Mat | Catching tracked litter on any floor | Waterproof, soft-on-paws trapping surface |
| Uross Cat Litter Box Step | Small, senior or arthritic cats | Entry ramp with detachable splash-proof baffles |
| Arm & Hammer Rimmed Cat Litter Box | Budget-minded owners | Rimmed high-sided pan with odor-control treatment |
| Powools Litter Trapping Mat | Easy-clean floor coverage | Urine-proof, non-slip grey mat |
| Stainless Steel Enclosed Litter Box with Lid | Big cats needing room to turn | Extra-large enclosed metal pan with front entry and top exit |
Covered Enclosure, Anti-Splashing, Easy to Clean and Assemble, 3 Modes For Kitten to Medium, Odor-Free, Includes Mat & Scoop Covered Cat Litter Box with Lid for Kitten to Medium, Grey-White
Covered Enclosure, Anti-Splashing, Easy to Clean and Assemble, 3 Modes For Kitten to Medium, Odor-Free, Includes Mat & Scoop Covered Cat Litter Box with Lid for Kitten to Medium, Grey-White
Best for: Overall containment for kittens to medium-sized cats
This is a good fit for households where the cat sprays or kicks litter over the rim and ends up going just beside the pan. The enclosed design keeps stray litter and some odor in, and the included mat and scoop make it a complete starter kit.
Key specs:
- Covered design with lid
- Designed for kitten to medium cat sizes
- Includes mat and scoop
- Multiple usage modes listed in the product name
Pros:
- Enclosed design limits splash and tracking
- Complete kit with mat and scoop
- Easy to assemble and clean
Cons:
- Not suited to very large cats
- Some cats dislike entering a covered space
Bottom line: A strong first choice if your cat is small to medium and tends to spray or kick litter out of an open pan.
IRIS USA High Kickers High Sided Cat Litter Box, Large, Scatter Shield, Black
High Kickers, Kick-Proof Sides, Extra Deep Pan, Raised Edge Protection, Keeps Floor Clean, Easy Daily Scoop IRIS USA High Sided Cat Litter Box, Large, Scatter Shield, Black
Best for: Vigorous diggers and cats that kick litter far from the box
Owners who see litter scattered several inches away from the pan often find that a higher wall and kick-proof sides stop the spread. The deep pan also gives digging cats room to work without pushing material over the edge.
Key specs:
- Raised, kick-proof sides
- Extra-deep pan
- Raised edge protection
- Large size, black finish
Pros:
- Tall walls reduce scatter
- Deep pan suits enthusiastic diggers
- Simple daily scooping
Cons:
- Tall entry can be hard for kittens or seniors
- Larger footprint needs floor space
Bottom line: Best for adult cats that kick and dig hard and leave litter on the floor around the box.
Amazon Basics Less-Mess Litter Trapping Cat Litter Box Mat, 24″ x 35″, Grey
Amazon Basics Less-Mess Litter Trapping Cat Litter Box Mat, Soft on Kitty Paws, Waterproof, Scatter Control, 24" x 35", Grey
Best for: Catching tracked litter and protecting floors
A mat does not stop a cat from missing the box, but it contains the mess when a cat steps out of the pan or pushes litter outward. It is useful as a base layer under any box.
Key specs:
- Size: 24 by 35 inches
- Grey color
- Waterproof, scatter-control surface
- Soft on paws
Pros:
- Large footprint covers the area around the box
- Waterproof surface protects flooring
- Easy to shake out and wipe
Cons:
- Can slide on hard floors without rug grip
- Does not prevent misses on its own
Bottom line: Pair this with any box for a practical, low-effort way to keep the surrounding floor clean.
Uross Cat Litter Box Step, Extra Large Litter Box Ramp/Stairs with Detachable Splash-Proof Side Baffles (Grey)
Uross Cat Litter Box Step, Extra Large Litter Box Ramp/Stairs with Detachable Splash-Proof Side Baffles, Anti-Tracking Litter Catcher, Easy to Clean, Non-Slip Step for Small & Elderly Cats (Grey)
Best for: Small, senior or arthritic cats that struggle to climb into a high box
A cat that avoids the box because stepping over the rim is painful may simply go nearby instead. An entry step with baffles lets these cats get in more easily and keeps splashes from escaping.
Key specs:
- Extra-large ramp/step design
- Detachable splash-proof side baffles
- Non-slip step surface
- Grey color
Pros:
- Easy entry for older or small cats
- Baffles reduce spray and scatter
- Detachable parts simplify cleaning
Cons:
- Adds bulk to the litter area
- Works best with a compatible pan
Bottom line: Ideal when mobility, not preference, seems to be why the cat is missing the box.
Arm & Hammer Rimmed Cat Litter Box with High Sides and Microban, Made in USA
Arm & Hammer Rimmed Cat Litter Box with High Sides and Microban, Made in USA
Best for: Budget-minded owners who want higher sides without a premium price
A rimmed pan with high sides is a simple upgrade over a shallow open tray. It is a sensible starting point for owners who want to test whether taller walls solve a scatter or spray problem.
Key specs:
- High-sided rimmed design
- Microban antimicrobial treatment listed
- Made in USA per product name
Pros:
- Simple, familiar design many cats accept
- Higher sides than standard shallow pans
- Straightforward to clean
Cons:
- Open top does not block spray as well as covered models
- Can be shallow for very active diggers
Bottom line: A practical choice when you want a higher wall without moving to an enclosed box.
Litter Trapping Mat, Urine-Proof, Cat Toilet Training Systems Accessories, Powools Cat Litter Mat, 23.2 x 14.6 in, Waterproof, Non-Slip, Grey
Litter Trapping Mat, Easy to Clean, Litter Box Mat, Urine-Proof, Cat Toilet Training Systems Accessories, Indoor Cats Powools Cat Litter Mat, 23.2 x 14.6 in, Waterproof, Non-Slip, Grey
Best for: Easy-clean floor coverage in a compact area
This smaller mat suits apartments or tight corners where a large mat will not fit. A non-slip, waterproof base keeps the box in place and catches litter that a cat carries out on its paws.
Key specs:
- Size: 23.2 by 14.6 inches
- Waterproof and urine-proof surface
- Non-slip backing
- Grey color
Pros:
- Compact footprint for small spaces
- Non-slip base holds position
- Waterproof surface wipes clean
Cons:
- Smaller coverage than larger mats
- Not a substitute for a box with taller sides
Bottom line: Good for owners with limited floor space who need basic containment under the box.
Stainless Steel Litter Box with Lid, Extra Large Enclosed Cat Litter Box for Big Cats, High-Sided Metal Cat Litter Pan, Front Entry & Top Exit
Stainless Steel Litter Box with Lid, Extra Large Enclosed Cat Litter Box for Big Cats, High-Sided Metal Cat Litter Pan, Front Entry & Top Exit, Powerful Vertical Beverage System
Best for: Large cats that need room to turn and dig without stepping outside the pan
Large cats sometimes miss the box because the pan is too small to turn around in comfortably. An oversized enclosed metal box with a front entry and top exit gives more interior space and keeps litter contained.
Key specs:
- Extra-large enclosed design
- Stainless steel, high-sided pan
- Front entry and top exit
- Lid included
Pros:
- Generous interior for big cats
- Enclosed design limits scatter
- Metal construction is easy to wipe
Cons:
- Large footprint needs dedicated space
- Heavier to move for cleaning
Bottom line: The right choice when a big cat’s size, not a behavior problem, is what keeps it from using the pan properly.
Buying Guide
Box Height and Side Walls
Walls that are high enough to contain digging and kicking help when litter or spray lands outside the pan. Many owners find that a cat kicking litter over a low rim is the most common cause of scatter, so look for raised or kick-proof sides.
Good picks for this: IRIS USA High Kickers, Arm & Hammer Rimmed Cat Litter Box
Enclosure and Lid
A covered box limits spray and splash, which helps when a cat backs up to the edge or sprays while squatting. Some cats, however, avoid enclosed spaces, so introduce a lid gradually and watch how the cat reacts.
Good picks for this: Covered Enclosure Cat Litter Box with Lid, Stainless Steel Litter Box with Lid
Size and Fit for Your Cat
The box should be long enough for the cat to turn around fully. A common guideline is a pan at least one and a half times the length of the cat from nose to base of tail, though manufacturers’ size charts should guide your choice.
Good picks for this: Stainless Steel Litter Box with Lid, IRIS USA High Kickers
Entry Height for Kittens, Seniors and Arthritic Cats
A high step over the rim can be painful or unsafe for older or small cats. If your cat hesitates at the entrance or seems to go nearby to avoid climbing, a ramp or step with a low entry is worth considering.
Good picks for this: Uross Cat Litter Box Step, Covered Enclosure Cat Litter Box with Lid
Floor Protection and Mats
A mat catches tracked litter and protects the flooring underneath. Choose one with a waterproof surface and a non-slip backing so it stays in place when the cat steps on it.
Good picks for this: Amazon Basics Less-Mess Litter Trapping Mat, Powools Litter Trapping Mat
Durability and Materials
Plastic pans can hold odor and scratch over time, which some cats dislike. Metal or well-sealed plastic surfaces are easier to sanitize, and a sturdy base prevents wobbling when the cat digs.
Good picks for this: Stainless Steel Litter Box with Lid, Arm & Hammer Rimmed Cat Litter Box
Ease of Cleaning and Care
A box that is hard to scoop or empty tends to get neglected, and a dirty box is a common reason cats go elsewhere. Look for removable parts, smooth interiors and simple assembly. Scoop at least once a day and fully change the litter on a regular schedule.
Good picks for this: Covered Enclosure Cat Litter Box with Lid, Uross Cat Litter Box Step
FAQ
Why does my cat poop right next to the litter box instead of in it?
Common causes include a box that is too small, sides that are too low, a dirty box, a litter type the cat dislikes, or a location that feels stressful. Pain or a digestive problem can also make a cat unable to get in and out comfortably. A veterinary check is a good first step if the behavior is new.
Can a litter box mat stop my cat from pooping outside the box?
A mat helps contain litter and protect floors, but it does not stop a cat from missing the pan. Use it alongside a box that fits the cat and is clean, and address any underlying cause.
Should I get a covered litter box for this problem?
A covered box can reduce splash and scatter, but some cats refuse enclosed spaces. If you switch to a covered model, leave the lid off at first or place the box beside the old one so the cat can adjust.
How big should a litter box be?
The box should let the cat turn around comfortably and stand fully inside. Measure your cat from nose to the base of its tail and choose a pan that is at least one and a half times that length, checking manufacturer size charts.
How often should I clean the litter box?
Scoop at least once a day, and fully replace the litter and wash the box on a regular schedule suited to your litter type. Many cats avoid boxes that are not kept clean.
When should I see a veterinarian about this behavior?
Consult a veterinarian if the behavior is sudden, if the stool looks abnormal, if the cat strains, or if there is blood, weight loss or pain. These can signal medical problems that need professional care.
For more on troubleshooting, see Cat Pooping Outside Litter Box Behavior: 7 Causes and Fixes and Why Cats Stop Using the Litter Box and How to Respond. If your cat is also peeing outside the box, Cat Peeing Beside the Litter Box: 5 Best Solutions Compared (2026) covers related fixes.
Conclusion
When a cat poops beside the litter box, the fix usually comes from matching the equipment to the cat’s needs. For most households, the Covered Enclosure Cat Litter Box with Lid is a strong overall starting point for small to medium cats. Owners of vigorous diggers may prefer the IRIS USA High Kickers, while large cats often do best in the Stainless Steel Litter Box with Lid. Older or small cats that struggle with height may benefit from the Uross Litter Box Step, and a trapping mat from Amazon Basics or Powools protects the floor either way. Pair any upgrade with daily scooping and a bit of patience, and consult a veterinarian if the behavior is sudden or painful.
Sources
- Guidance on feline litter box behavior, health and when to seek veterinary care (avma.org)
- Practical tips on litter box setup, size and location for cats (aspca.org)
- Research-based information on feline health and behavior from a veterinary college (cornell.edu)
Related reading
- Natural Ways to Control Cat Litter Box Odor
- How to Choose Cat Litter and a Litter Box
- Cat Peeing Outside Litter Box Behavior: 7 Causes and Fixes
- Cat Behavior Urinating Outside Litter Box: Causes and Fixes
About Emily Parker
Emily Parker is part of our editorial team and reviews and edits our cats guides, checking product details against manufacturer specifications and owner feedback.
