You may have more storage space than you think. Before adding another cabinet, shelf, or storage unit, it’s worth looking at the space you already have a little differently.
Some of the best storage spots are the ones we barely notice: the backs of doors, the space above shelves, awkward cabinet corners, and even the few inches underneath a sink. Here are seven places where a small change can create surprisingly useful extra storage.
1. The Backs of Cabinet and Pantry Doors
The inside of a cabinet door is easy to overlook, but it can be great for lightweight items you reach for often.
Small adhesive bins, hooks, or slim door-mounted organizers can hold measuring spoons, cleaning supplies, food-storage accessories, or other little things that tend to get lost inside cabinets.
Just make sure whatever you add is shallow enough that the door can still close without hitting the shelves inside.
Worth Having Pick: Moforoco Pantry Door Organizer (paid link)
Why I like it: This was a game changer in our pantry. We don't have a huge pantry, so using the back of the door gave us a surprising amount of extra storage without taking up any additional floor or shelf space. It's sturdy, doesn't feel flimsy, and has held up really well even with all the stuff we keep in it. We LOVE this one.
2. The Empty Space Above Cabinet Shelves
Take a look inside your kitchen or bathroom cabinets. If there’s a big gap between the top of your dishes, mugs, cans, or toiletries and the shelf above them, that’s usable space.
Shelf risers essentially create a second level, allowing you to store shorter items above and below instead of stacking everything into one wobbly tower.
They’re especially useful for dishes, mugs, canned goods, pantry staples, and bathroom products.
Worth it if: You have plenty of vertical space but not enough actual shelves.
3. Under the Sink
Under-sink cabinets often have plenty of room, but plumbing turns them into an awkward obstacle course.
Instead of trying to fill the entire cabinet, work around the pipes. Narrow pull-out drawers, stackable bins, small shelves, or a turntable can make cleaning supplies much easier to reach.
The goal isn't to cram more underneath the sink. It's to stop losing things in the back.
Worth Having Pick: Fabspace 2-Tier Clear Under-Sink Organizers (paid link)
Why I like them: I use these under my bathroom sink, and the two-tier design makes much better use of the space. Instead of having everything sitting on the bottom of the cabinet, the shelves create another level of storage and make it easier to keep things organized and accessible.
4. The Sides of Cabinets or Vanities
An exposed side of a cabinet, vanity, or pantry can sometimes provide storage without taking up any additional floor space.
Depending on the area, hooks, narrow racks, magnetic organizers, or small hanging baskets can hold towels, utensils, cleaning tools, hair accessories, or other frequently used items.
Keep this one selective. Adding too much can quickly turn useful storage into visual clutter.
Worth it if: You have an unused cabinet side near something you reach for every day.
5. Deep Cabinet Corners
Deep cabinets sound wonderful until half their contents disappear into the back.
Turntables, pull-out bins, or handled baskets can make that space much more functional because they bring items to you instead of requiring you to dig around behind everything else.
Group similar items together so you can pull out one container instead of unloading half the cabinet.
Worth Having Pick: Farmhouse Oak Lazy Susan Cabinet Organizer (paid link)
6. The Space Above Closet Shelves
Most closets have a shelf with a surprising amount of unused space above it.
Matching bins or baskets can turn that area into storage for things you don't need every day—seasonal accessories, extra linens, handbags, travel items, gift wrap, or out-of-season clothing.
The trick is keeping categories together and labeling containers when you can't easily see what's inside.
Worth Having Pick: OIAHOMY Woven Storage Baskets, Set of 4 (paid link)
Why I like them: I use these in my bathroom closet to organize things by category—medications, skincare, makeup, and other bathroom essentials. I added little clip-on chalkboard labels so I can see what's in each basket without having to pull it down. They make the closet look more organized while still keeping everything easy to find.
7. Under Beds and Other Furniture
That little stretch of unused space under a bed can hold quite a bit without adding another piece of furniture to the room.
Low-profile containers work well for seasonal clothing, extra bedding, shoes, gift wrap, or less frequently used items. Containers with lids are especially helpful for keeping dust out.
And don't stop at beds. Depending on your furniture, there may also be usable space beneath sofas, consoles, benches, or dressers.
Worth Having Pick: StorageWorks 6-Inch Low Profile Under-Bed Storage Containers (paid link)
Before You Buy More Storage
Here's the part that's easy to forget: more organizers don't automatically make a home more organized.
Start with the problem, not the product.
Look for the places where things pile up, become difficult to reach, or waste otherwise usable space. Then measure the area and choose the simplest solution that fixes that particular problem.
Sometimes the best storage space in your house isn't something you need to add. It's space you already had and simply weren't using.