Cabinet layouts · 24 in · laundry sink cabinet

24-Inch Laundry Sink Cabinet: Under-Sink Storage Layouts

Quick answer

A 24-inch laundry sink cabinet typically gives about 25 in of usable depth, 22 in to the lowest pipe and a 20-in door opening. Where the P-trap sits decides the lanes: pick your layout below for lane widths, ceilings and a matching shortlist.

Laundry bases are the deep end of under-sink storage: around 25 inches of depth in a 24-inch cabinet, taller clearances, and heavy cargo. The back wall is busy though: standpipes, supply hoses and the trap routinely claim the last 2 to 3 inches of depth.

Choose the plumbing position below for the matching layout, then favor rigid, weight-rated storage: gallon jugs punish flimsy shelving fast.

Centered P-trap

  • Clear lanes: left 8.1 in, right 8.1 in.
  • Rigid box limit through the door: 8.1 in wide.
  • Height ceiling 22 in; front strip under the trap up to 12 in tall.

Best move

Two lanes near 8.1 in and 8.1 in: measured separately, not assumed equal, plus a low front tray under about 12 in tall.

Watch out

The lanes are rarely equal even when they look it: measure each side to the pipe separately, and keep everything under the bend removable in one motion.

Start here: Split the cabinet into left and right lanes of about 8.1 in each. Use organizers that stop short of the trap bend, plus a low bin in the front strip.

Fine-tune with your exact numbers →
left8.1” right8.1” door opening 20” inside width 24” depth 25” ≤22” height 22” usable
Zone map for this layout.

P-trap on the left

  • Clear lanes: left 4.2 in, right 16.3 in.
  • Rigid box limit through the door: 16.3 in wide.
  • Height ceiling 20 in; front strip under the trap up to 9 in tall.

Best move

One wide clear lane on the right, about 16.3 in: commit your main organizer there instead of splitting the budget across both sides.

Watch out

The drain arm can angle back toward center; measure the clear lane at the back as well as the front (usable depth here is about 24.5 in) before choosing anything that slides.

Start here: Anchor the main organizer on the clear right side (about 16.3 in wide) and keep the pipe side down to a small bin that lifts out.

Fine-tune with your exact numbers →
left4.2” right16.3” door opening 20” inside width 24” depth 25” ≤20” height 22” usable
Zone map for this layout.

P-trap on the right

  • Clear lanes: left 16.3 in, right 4.2 in.
  • Rigid box limit through the door: 16.3 in wide.
  • Height ceiling 22 in; front strip under the trap up to 12 in tall.

Best move

One wide clear lane on the left, about 16.3 in: the best single-organizer layout this cabinet supports.

Watch out

Keep the right side to one light lift-out bin under about 12 in tall; the valves and trap need to stay reachable without unloading.

Start here: Anchor the main organizer on the clear left side (about 16.3 in wide) and keep the pipe side down to a small bin that lifts out.

Fine-tune with your exact numbers →
left16.3” right4.2” door opening 20” inside width 24” depth 25” ≤22” height 22” usable
Zone map for this layout.

Plumbing along the rear wall

  • Clear lanes: left 9.1 in, right 9.1 in.
  • Rigid box limit through the door: 9.1 in wide.
  • Height ceiling 20 in; front strip under the trap up to 9 in tall.

Best move

Full width up front: with plumbing hugging the back wall, low and mid-height storage can run nearly the full width at up to about 22.5 in deep.

Watch out

Depth is the trap here: deep drawers and long bins run into the rear hardware past about 22.5 in. Leave the back inches empty.

Start here: Run storage nearly the full front width (usable depth about 22.5 in) and stop about 3 in short of the back wall, where the drain run lives.

Fine-tune with your exact numbers →
left9.1” right9.1” door opening 20” inside width 24” depth 25” ≤20” height 22” usable
Zone map for this layout.

The four layouts, side by side

P-trap positionLeft laneRight laneRigid box limitFront strip height
Centered 8.1 in 8.1 in 8.1 in 12 in
Left 4.2 in 16.3 in 16.3 in 9 in
Right 16.3 in 4.2 in 16.3 in 12 in
Rear 9.1 in 9.1 in 9.1 in 9 in

Shopping shortlist (baseline: centered trap)

Disclosure: as an Amazon Associate, this site may earn from qualifying purchases. Links below search Amazon for a size class; no prices or reviews are shown here.

Size classShop at or underFitWhere it goesNotesLink
Cleaning caddycarry kit, handle included 10 in W × 13 in D × 11 in H Exact fit Front strip The grab-and-go zone: parks front-center of the widest lane. Height listed with handle: the handle must clear the bend on lift-out. Search this size
Slim side basketvery narrow, 5-6 in lanes 5.5 in W × 14 in D × 10 in H Good fit Left zone Rescues the sliver of space beside offset plumbing. different style than you picked, still workable. Small capacity: best for brushes and refill packs stored upright. Search this size
Stackable binnarrow, 5-7 in lanes 6 in W × 14 in D × 7 in H Good fit Left zone Fits the tight lane every other class gives up on; rental-safe. different style than you picked, still workable. Buy open-front: the lower bin must stay reachable without unstacking. Search this size
Slide-out drawernarrow, for 6.5-8 in lanes 8 in W × 16 in D × 13 in H Good fit Left zone Daily-access winner for a clear side lane beside the trap or disposal. different style than you picked, still workable. Rails need about 0.25 in of side play and a clear travel path front to back. Search this size
Compact two-tier shelfside-lane, 7.5-10 in wide 8 in W × 15 in D × 14 in H Good fit Left zone Doubles shelf area in one lane without any mounting. different style than you picked, still workable. Check lower-tier clearance against your tallest daily bottle. Search this size
Shallow vanity binsmall-format, low vanities 8 in W × 10 in D × 5 in H Good fit Left zone Sized for low-bend vanities and 13-15 in door openings. different style than you picked, still workable. Made for vanities; wastes space in a full-depth kitchen base. Search this size
Stackable binstandard, 8-11 in lanes 9 in W × 13 in D × 8 in H Good fit Front strip The zero-risk default for any plumbing layout. different style than you picked, still workable. Stack two high at most; the top bin needs 1 in of lift-out room. Search this size
Low turntableflat, spins under the bend 10 in W × 10 in D × 3.5 in H Good fit Front strip Puts small bottles a spin away in heights nothing else uses. different style than you picked, still workable. Keep it off the trap ring: the spin needs a flat clear footprint. Search this size

Common questions

What usually fits this 24-inch laundry sink?

Use two narrow side organizers plus a low removable front bin.

What should I avoid?

Avoid tall center shelves without a real pipe cutout. Choose pieces that can be removed quickly if you need plumbing access.