Here’s the scenario top-entry litter boxes exist for: your cat treats the litter box like a construction site, flinging litter across the bathroom, and your dog treats the litter box like a snack bar. A top-entry box solves both — the lid doubles as a walk-off mat that traps litter on paws, and the high walls keep curious canine noses out.
The honest note most roundups skip: top-entry boxes are not for every cat. Seniors, arthritic cats, kittens, and some large breeds struggle with — or simply refuse — the jump in and out. The most common complaint across every brand below is some version of: the cat won’t use it. Test your cat’s willingness before you commit, and know that several of these boxes run snug for big cats despite “large” in the name.
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Top Entry Cat Litter Boxes at a Glance
| # | Product | Size | Best For | |
|---|---|---|---|---|
| 1 | IRIS USA Large Top Entry | 20.75″ x 16.13″ x 14.63″ · plastic | Best overall | Check Price |
| 2 | Modkat Top-Entry | 16″ x 16″ x 15″ · plastic + liner | Best design pick | Check Price |
| 3 | Petmate Top Entry | 20.29″ x 15.07″ x 15.2″ · recycled plastic | Budget pick | Check Price |
| 4 | JOISTOON Stainless Steel Top Entry | 24″ x 16″ x 15″ · stainless steel | Best stainless | Check Price |
| 5 | URPOWER Stainless Steel XL (Front & Top Entry) | 23.82″ x 17.32″ x 15.2″ · stainless + ABS lid | Best for large cats | Check Price |
| 6 | CasaNest 3-in-1 Stainless Steel Top Entry | 82L capacity · stainless + ABS lid | Most versatile | Check Price |
Prices shift constantly — check before you buy. Sizes are manufacturer figures.
1. IRIS USA Large Top Entry — Best Overall
IRIS USA’s top-entry box is the default recommendation for a reason: it’s the right size for most cats, made in the USA, comes with a scoop that hooks onto the lid, and the grooved lid genuinely works as a litter-catching mat. At 20.75″ x 16.13″ with 14.63″ walls, it’s roomy enough for average-to-large cats while containing serious diggers. It’s also the easiest to find and replace of any pick here.
The honest part: the lid is the weak point. Owners repeatedly report the lid tabs don’t lock securely — some lids arrive not fitting at all, and a heavy cat can cave a flimsy lid inward. The included scoop is small and flexes under heavy clumps. And despite “Large,” owners of big breeds (Maine Coons especially) report it’s snug. Check the lid fit on arrival and upgrade the scoop if yours digs.
Specs: 20.75″ x 16.13″ x 14.63″ · entry 9″ x 10.5″ · plastic · made in USA · grooved litter-catching lid · scoop included with lid hook.
Pros: proven bestseller; effective tracking reduction; keeps dogs out; includes scoop; easy to find replacements.
Cons: lid tabs can fail to lock; lid can cave under heavy cats; included scoop is flimsy; snug for very large cats.
Verdict: The safe default — inspect the lid on arrival. Check the price on Amazon.
2. Modkat Top-Entry — Best Design Pick
Modkat is the designer pick: a seamless, leak-proof base (no corners for pee to escape through), a swivel lid that opens one-handed for scooping — no removing a bulky hood — and a reusable rip-resistant liner tailored to fit. At 16″ x 16″ x 15″ tall it looks like furniture, not a litter box, which matters when the box lives in a bedroom or living room. The locking lid doubles as a walk-off mat, and it’s genuinely dog-proof.
The honest part: you’re paying for design. Around $88 for the box, and replacement Type-A liners (good for ~3 months each) add ongoing cost. The 16″ x 16″ footprint is compact — fine for average cats, tight for large ones, and not ideal for seniors who can’t jump. Owners also note it’s not the easiest box to fully empty. If looks matter and your cat is young and average-sized, it’s worth it; otherwise the IRIS does 90% of the job for far less.
Specs: 16″ x 16″ x 15″ tall · entry ~9″ diameter · seamless base · swivel lid · reusable Type-A liner + scoop included · around $88 (price observed Oct 2026).
Pros: seamless leak-proof base; one-handed swivel lid; genuinely attractive; reusable liner lasts months; dog-proof.
Cons: expensive; ongoing liner cost; compact footprint — tight for large cats and seniors; not the easiest to empty.
Verdict: The premium pick for style-conscious owners with average-sized, agile cats. Check the price on Amazon.
3. Petmate Top Entry — Budget Pick
Petmate’s top-entry box is the value play from a 50+ year pet brand: made in the USA from 95% recycled materials, with a hinged lid, a grated top that lets litter fall back into the box, built-in handles, and a filter-lid design that helps with odor. At 20.29″ x 15.07″ x 15.2″ it’s comparable in size to the IRIS at a lower price point.
Be honest about the trade-offs: the hinged lid is the weak spot — owners report it pops out of the hinge almost every time it’s opened, and some units arrive with a sloped, wobbly bottom that unsettles cats. The pan runs narrow; a 17-lb cat can’t comfortably turn around in it. And the scoop is not included (there’s just a hook for one). At this price it’s still a solid deal, but set expectations: it’s the budget pick, not the best-built pick.
Specs: 20.29″ x 15.07″ x 15.2″ · recycled plastic · made in USA · hinged grated lid · built-in handles · scoop hook (scoop not included).
Pros: lowest price from a trusted brand; eco-friendly materials; filter lid helps odor; high walls contain diggers.
Cons: hinge pops out of the lid; some units wobble; too narrow for large cats; scoop not included.
Verdict: Best for the budget — great value if your cat is average-sized. Check the price on Amazon.
4. JOISTOON Stainless Steel Top Entry — Best Stainless
JOISTOON’s stainless steel top-entry box answers the biggest complaint about plastic boxes: they absorb odor over time. The 24″ x 16″ x 15″ steel pan doesn’t absorb smells, wipes clean in seconds, and the 15″ walls handle high-peeing cats and enthusiastic diggers. The 9″ top opening suits most cats, and it’s sized for cats up to 20 lbs — genuinely roomier than the plastic picks.
The steel-specific honesty: it’s heavier, it’s louder (scratching on steel amplifies sound — a real complaint for noise-sensitive households), and it costs more than plastic. Watch the seams where the lid meets the pan; high-aiming cats can send urine into the gap on poorly sealed units. Dry it thoroughly after washing to prevent corrosion. If odor retention is your #1 frustration with plastic, steel is the upgrade that actually fixes it.
Specs: 24″ x 16″ x 15″ · 65L capacity · stainless steel pan · 15″ high walls · 9″ top opening · fits cats up to ~20 lbs.
Pros: doesn’t absorb odor; wipes clean; roomy for large cats; handles high pee-ers and diggers.
Cons: heavier than plastic; scratching noise amplified; pricier; check lid-to-pan seal for high aimers.
Verdict: The odor-proof upgrade — worth it if plastic boxes have started smelling permanent. Check the price on Amazon.
5. URPOWER Stainless Steel XL (Front & Top Entry) — Best for Large Cats
URPOWER’s XL is the most accommodating pick here: a 23.82″ x 17.32″ stainless steel pan with a flip-top lid that supports both top entry and front entry with a step — the front door is the answer for seniors, kittens, and short-legged cats that can’t manage a pure top-entry box. Triple filter-pedal zones (top entrance, front step, foot pedal) cut tracking, and it’s one of the most-bought steel boxes on Amazon (700+ bought in a recent month).
The honest part: dual-entry versatility means more seams and moving parts — more places for a high-aiming cat to find a gap, and the flip mechanism adds a failure point plastic one-piece boxes don’t have. It’s also heavy and, like all steel boxes, louder than plastic and pricier. But if you have a large cat or a mixed household (one agile cat, one senior), the front-door option makes this the most inclusive pick.
Specs: 23.82″ x 17.32″ x 15.2″ · stainless steel pan + ABS lid · top entry + front entry with step · triple filter-pedal tracking zones · scoop included.
Pros: huge — fits large cats; front door works for seniors/kittens; steel doesn’t hold odor; strong recent sales history.
Cons: heavy; louder than plastic; more seams and moving parts; pricier than plastic.
Verdict: The big-cat and multi-ability pick — the front door earns its keep. Check the price on Amazon.
6. CasaNest 3-in-1 Stainless Steel Top Entry — Most Versatile
CasaNest’s 3-in-1 is the tinkerer’s box: switch between fully enclosed, semi-open, and open-top modes to match your cat’s preference, with an 82L capacity that gives big cats room to move. The 201 stainless steel base resists scratches and odor, 15.5″ sides and a buckle system fight leaks, and a deodorizing pouch slot holds charcoal or granules. A sloped step helps smaller cats enter.
The honest part: CasaNest is a newer, less-reviewed brand than IRIS, Petmate, or Modkat — the review history is thinner, so there’s less long-term durability data. The multi-mode flexibility is genuinely useful, but every mode change is a seam, and the same steel caveats apply: heavier, louder, pricier than plastic. Buy it for the versatility and the large capacity; keep the receipt in case the buckles or lid disappoint.
Specs: 82L capacity · stainless steel base + ABS lid · 3 modes (enclosed / semi-open / open-top) · 15.5″ high sides · deodorizing pouch slot · sloped entry step.
Pros: three configurations in one box; very large capacity; steel odor resistance; deodorizer slot; entry step.
Cons: newer brand with thinner review history; heavy; louder than plastic; more seams to maintain.
Verdict: The flexible pick — great if you’re not sure what configuration your cat prefers. Check the price on Amazon.
How to Choose a Top Entry Cat Litter Box
Confirm your cat will use it. This is step zero. Seniors, arthritic cats, kittens, and some large breeds can’t or won’t jump through a top opening. If there’s any doubt, pick a box with a front-entry option (URPOWER) or transition gradually with the lid off first.
Size it to the cat, not the room. A cat needs to turn around fully inside the box. “Large” on the label often means “large for an average cat” — Maine Coon and Ragdoll owners should measure and go bigger than they think.
Lid quality is the real differentiator. The pan is simple; the lid is where boxes fail — tabs that don’t lock, hinges that pop, flimsy covers that cave. Read reviews specifically about the lid before buying any top-entry box.
Plastic vs. stainless steel is an odor decision. Plastic is lighter, cheaper, and quieter — but absorbs odor over time (manufacturers suggest replacing plastic boxes yearly). Stainless steel doesn’t hold smells and wipes clean, but costs more, weighs more, and amplifies scratching noise.
Check what’s included. Scoops, liners, and filters are inconsistently bundled — Petmate doesn’t include a scoop, Modkat’s liners are a recurring cost, and CasaNest’s deodorizer pouch needs refills. Price the total, not just the box.
Dog-proofing is a feature, not a side effect. If the goal is keeping a dog out, confirm the walls are tall enough and the entry small enough for your specific dog — a determined medium dog can defeat a low-walled box.
Bottom line: the IRIS USA Large Top Entry is the best all-rounder for most cats — just inspect the lid on arrival. Go Modkat for design, Petmate for budget, JOISTOON for odor-proof steel, URPOWER XL for large cats or seniors, and CasaNest 3-in-1 if you want configuration flexibility.
Frequently Asked Questions
Will my cat actually use a top-entry litter box?
Many do — especially young, agile cats — but some refuse, and seniors or arthritic cats often can’t manage the jump. Transition gradually: set the box up with the lid off first, then add the lid once the cat is using the pan. If your cat is elderly or has mobility issues, choose a box with a front-entry option instead.
Do top-entry litter boxes really reduce tracking?
Yes — it’s their main proven benefit. The lid acts as a walk-off mat: litter stuck to paws falls through the grating back into the box instead of onto your floor. Owners consistently report dramatically less scatter versus open pans. A litter mat under the box catches the rest.
Are top-entry boxes good for large cats?
Only if they’re actually large. Check interior dimensions, not the marketing label — a cat must turn around comfortably. The URPOWER XL and JOISTOON are the roomiest picks here; the Modkat and IRIS run snug for big breeds.
How do you clean a top-entry litter box?
Remove or open the lid (swivel lids like Modkat’s make this one-handed), scoop as usual, and wipe the lid grating periodically — litter dust accumulates in the grooves. Stainless steel pans can be hosed and wiped; plastic pans should be replaced about once a year as they absorb odor.
Do top-entry boxes control odor better?
Somewhat — the enclosed design contains smells better than an open pan, and some models (Petmate, CasaNest) add filter or deodorizer slots. But a box is not an odor eliminator: daily scooping and the right litter matter far more than the box design.
Can a dog still get into a top-entry litter box?
A properly sized one keeps most dogs out — the high walls and small top opening defeat casual raiding. Very determined or tall dogs can still reach in, so for serious litter-box raiders, pair the box with placement the dog can’t access (a door strap or baby gate the cat can pass).
