The best bunk beds with a pull-out bed of 2026 let you sleep three — sometimes four — people in the floor space of a single bunk. The pull-out (also called a trundle) tucks neatly under the bottom bunk and rolls out only when you need it, which makes these frames the smartest choice for shared kids’ rooms, sleepover-heavy households, and guest rooms that occasionally have to sleep a crowd. Below are our tested picks across every layout and budget, followed by a complete buying guide covering trundle mechanisms, mattress sizing, weight capacity, safety, and the trade-offs to weigh before you buy.
The Best Bunk Beds with Pull-Out Beds at a Glance
Max & Lily Twin-over-Twin Bunk Bed with Trundle
- Very sturdy solid-pine frame
- Trundle glides on smooth casters
- Full guardrails and a stable ladder
- Heavier assembly than metal
- Trundle takes a low-profile mattress only
DHP Twin-over-Twin Metal Bunk Bed with Trundle
- Excellent value with trundle included
- No box spring needed on any tier
- Lightweight steel, easy to relocate
- Can squeak over time
- Firmer feel from close slats
Harper & Bright Designs Twin-over-Full Bunk with Trundle
- Sleeps up to four (full + twin + trundle)
- Solid, low-sway wood frame
- Great capacity for the footprint
- Large footprint when trundle is out
- Longer assembly
Walker Edison Twin-over-Twin Wood Bunk with Storage Trundle
- Trundle doubles as roomy storage
- Solid wood, sturdy feel
- Clean, versatile styling
- Storage or bed — not both at once
- Heavier to assemble
Storkcraft Long Horn Twin Bunk Bed with Trundle
- Converts to two separate twin beds
- Trundle adds a third sleeper
- Kid-friendly stepped ladder
- Trundle mattress not included
- Guardrail gap needs a checked mattress height
DHP Twin-over-Twin Bunk with Roll-Out Trundle (Low Profile)
- Lower profile for tight ceilings
- Three sleepers in a small footprint
- Affordable and easy to move
- Less under-bunk storage room
- Basic styling
How a bunk bed with a pull-out bed works
A trundle bunk is a standard bunk bed with a third, low-profile mattress platform that stores on casters underneath the bottom bunk. When you need the extra sleeping spot, you roll it out; the rest of the time it sits hidden, taking zero extra floor space. It’s the single most space-efficient way to add a bed to a room short of going vertical with a triple bunk bed. Compared with a triple bunk, a trundle keeps the third sleeper at floor level — safer and easier for younger kids — and only occupies floor space when it’s actually in use.
Pull-out vs. other space-saving options
| Option | Sleepers | Floor space when stored | Best for |
|---|---|---|---|
| Bunk + pull-out (trundle) | 3–4 | Same as a standard bunk | Sleepovers, occasional 3rd sleeper |
| Triple bunk bed | 3 | Same footprint, taller | Three permanent sleepers, high ceiling |
| Standard bunk | 2 | Standard | Two permanent sleepers |
| Trundle daybed | 2 | Standard daybed | Guest rooms, one main sleeper |
If you need three permanent beds and have the ceiling height, a triple bunk may suit better. If the third sleeper is occasional, a pull-out is more flexible. Compare with our trundle beds guide and main bunk beds guide.
Trundle mechanism: casters, clearance and pop-ups
The pull-out’s quality lives in its mechanism. Look for smooth, sturdy casters that roll without dragging on carpet, and a trundle that clears the floor cleanly rather than scraping. Some higher-end trundles are pop-up designs that rise to the same height as the bottom bunk, letting you push two twins together into a larger sleeping surface — useful for guests. Most kids’ trundles stay at floor level, which is fine and safer for children. Check that the trundle locks or sits stably when extended so it doesn’t roll away in the night.
Mattress sizing: the trundle needs a thin mattress
This trips up a lot of buyers. The trundle must slide under the bottom bunk, so it requires a low-profile mattress — usually 5 to 7 inches thick. A standard-height mattress won’t fit underneath. The upper and lower bunks have their own thickness limits too: keep the top-bunk mattress low enough that the guardrail clears it by at least about 5 inches. Our bunk bed mattress guide covers the right thicknesses for each tier, and many of these frames use slats so you can skip box springs entirely.
Weight capacity and who sleeps where
Check the rating for each surface separately. Top bunks typically rate around 200 lb; bottom bunks and trundles are often higher. For a family layout where an adult uses the lower bunk, a twin-over-full with a trundle (like the Harper & Bright pick) gives a full-size bottom bed plus a twin above and a twin trundle below — up to four sleepers. For adult-over-adult use, step up to a sturdier frame from our bunk beds for adults guide.
Safety essentials
Choose frames meeting U.S. CPSC and ASTM bunk-bed standards. That means continuous guardrails on the top bunk’s open sides, safe guardrail gap spacing, a securely fastened ladder or stairs, and properly attached slats. Keep children under six off the top bunk. Because the trundle sits at floor level, it’s the safest spot for the youngest sleeper. Make sure the extended trundle can’t roll unexpectedly, and keep the walking path clear when it’s out at night. For more kid-safety guidance see our kids beds guide.
Ladders, stairs and room layout
A ladder saves space; stairs are safer for little kids but add footprint. Remember to plan for the trundle’s pull-out path — you need clear floor on the side it rolls out. In a narrow room, orient the bunk so the trundle extends into open space rather than toward a wall or door. If you want built-in storage instead of or alongside the trundle, compare our bunk beds with stairs and bunk beds with a desk guides.
Mistakes to avoid
- Buying a too-thick trundle mattress. It won’t fit underneath — stick to 5–7 inches.
- Forgetting the pull-out path. Measure clear floor space on the roll-out side.
- Ignoring per-surface weight limits. The top bunk is usually the lowest-rated tier.
- Skipping caster quality. Cheap casters drag on carpet and wear fast.
- Over-thick top-bunk mattress. It defeats the guardrail height.
- Loose hardware. Re-torque bolts after the first few weeks to kill wobble.
Comparison table
| Model | Best for | Material | Sleepers | Price |
|---|---|---|---|---|
| Max & Lily Twin/Twin + Trundle | Overall pick | Solid pine | Up to 3 | $$$ |
| DHP Twin/Twin Metal + Trundle | Budget | Steel | Up to 3 | $$ |
| Harper & Bright Twin/Full + Trundle | Families | Solid wood | Up to 4 | $$$ |
| Walker Edison Storage Trundle | Storage | Solid wood | Up to 3 | $$$ |
| Storkcraft Long Horn | Convertible | Wood | Up to 3 | $$$ |
| DHP Low-Profile Trundle Bunk | Low ceilings | Steel | Up to 3 | $$ |
How we picked
We prioritized frame rigidity, the smoothness and durability of the trundle mechanism, per-surface weight ratings, guardrail and ladder safety, mattress-fit clearances, and value. We favored brands with a solid track record for kids’ and shared-room furniture and cross-checked assembly feedback for wobble and caster issues. Read more about how we test. Still weighing layouts? Compare against our L-shaped bunk beds, loft beds, and low bunk beds guides, and pair your pick with the right bunk bed mattress.
Sleep three in the space of two
Our top overall pick is a rock-solid solid-pine twin-over-twin with a smooth-rolling trundle — perfect for shared kids' rooms and sleepovers.
Check price on AmazonHow many people can sleep in a bunk bed with a pull-out bed?
Most twin-over-twin trundle bunks sleep three. A twin-over-full model with a trundle can sleep up to four — a full-size bottom bunk, a twin on top, and a twin trundle below — all in one footprint.
What thickness mattress fits a trundle?
A low-profile mattress, usually 5–7 inches thick, so it slides cleanly under the bottom bunk. A standard-height mattress won’t fit underneath, so always check the trundle’s clearance before buying.
Is the trundle mattress usually included?
It varies. Some frames include the trundle platform but not the mattress; others include neither the bunk nor trundle mattresses. Check the listing and budget for a low-profile trundle mattress separately if needed.
Is a pull-out bunk safe for young children?
Yes, when it meets CPSC and ASTM standards with full guardrails and a secure ladder. The floor-level trundle is actually the safest spot for the youngest child. Keep kids under six off the top bunk and make sure the extended trundle can’t roll away.
Pull-out trundle or triple bunk — which is better?
A trundle is better for an occasional third sleeper and only uses floor space when out, keeping that sleeper at floor level. A triple bunk suits three permanent sleepers if you have the ceiling height. Choose based on whether the third bed is occasional or permanent.
How much clearance do I need for the pull-out?
You need clear floor space on the side the trundle rolls out — roughly the length and width of a twin. Orient the bunk so the trundle extends into open room rather than toward a wall or door.
Can the pull-out bed be used for storage?
Some models, like storage-trundle designs, let the pull-out double as a large drawer when it’s not being used as a bed. You get storage or a bed, not both at once, but it’s a flexible way to use the space.
Do these bunk beds need box springs?
Usually not. Most trundle bunks use metal or wood slats that support the mattress directly on all surfaces, which also keeps heights low — important for the trundle to slide underneath. Just match slat spacing to your mattress type.
Sophie Laurent
Sophie Laurent is TalkBeds' Beds & Bedroom Editor. With more than ten years covering home and furniture, she leads everything on the site that isn't the mattress itself: bed frames, platform beds, headboards, bunk and kids' beds, sizing, and the interiors decisions… Full profile & sources →