DIY Under Sink Storage Ideas That Maximize Space

Tired of cluttered cabinets under your sink? These simple DIY under sink storage ideas help you reclaim wasted space with smart, budget-friendly solutions. From pull-out bins to custom shelves, you’ll find easy ways to organize cleaners, sponges, and supplies—no contractor needed.

Key Takeaways

• Maximize vertical space: Use stackable bins or tiered shelves to make the most of tall cabinet areas.
• Utilize door space: Install over-the-door organizers or hooks to store spray bottles and rags.
• Create pull-out systems: Add sliding trays or lazy Susans for easy access to items at the back.
• Repurpose everyday items: Turn shoe organizers, tension rods, or baskets into functional storage.
• Label everything: Clear labeling helps maintain order and saves time when grabbing supplies.
• Prioritize safety: Store chemicals away from food and use childproof locks if needed.
• Customize to your needs: Design solutions based on what you actually store—cleaning supplies, trash bags, or recycling bins.

Quick Answers to Common Questions

Can I install under sink storage if I’m renting?

Yes! Most DIY under sink storage ideas use non-permanent solutions like tension rods, adhesive hooks, or freestanding bins. These won’t damage cabinets and can be removed when you move out.

What’s the cheapest way to organize under the sink?

Repurpose items you already own, like shoe organizers, baskets, or cardboard boxes. You can also find affordable bins and tension rods at dollar stores or discount retailers.

How do I stop bottles from falling over?

Use tension rods as dividers, place bottles in bins with non-slip liners, or install a lazy Susan to keep them stable and accessible.

Should I store cleaning supplies under the kitchen sink?

It’s fine as long as they’re stored safely—away from food, in original containers, and out of reach of children. Consider a high cabinet if you have small kids or pets.

Can I build custom shelves under the sink?

Yes, if you’re comfortable with basic tools. Use plywood or pre-cut shelf kits, and secure them with brackets or adhesive strips. Just avoid blocking pipes or the garbage disposal.

Why Under Sink Storage Matters

The space under your kitchen sink might seem small, but it’s one of the most chaotic zones in your home. Between cleaning sprays, sponges, trash bags, and mysterious mystery bottles, it’s easy for this area to become a dumping ground. Without proper organization, you’re constantly digging through clutter just to find a roll of paper towels.

That’s where DIY under sink storage comes in. With a few smart tweaks, you can transform this cramped cabinet into a tidy, functional zone. The best part? You don’t need fancy tools or a big budget. Most of these ideas use items you already have or can pick up for under $20 at a hardware or dollar store. Whether you’re renting or own your home, these solutions are renter-friendly and easy to install—no drilling required in most cases.

Assess Your Space First

Measure the Cabinet

Before you start building or buying, take a few minutes to measure your under-sink cabinet. Note the height, width, and depth. Also, check for obstacles like pipes, garbage disposal cords, or uneven walls. These details will help you choose the right storage solution.

Sort Your Supplies

Pull everything out and sort items into categories: cleaning products, sponges and scrubbers, trash bags, recycling bins, and miscellaneous tools. This helps you see what you actually use and what’s just taking up space. Toss expired cleaners and donate unused items.

Identify Your Needs

Ask yourself: What’s hard to reach? What do I use daily? Do I need more room for tall bottles or small items? Your answers will guide your DIY plan. For example, if you use spray bottles daily, a pull-out tray makes sense. If you store trash bags, a hanging organizer might work better.

DIY Under Sink Storage Ideas That Work

1. Tiered Shelf Risers

A tiered shelf riser is one of the simplest and most effective ways to double your storage space. These stepped platforms let you see and reach items on both levels. You can buy plastic or bamboo risers, or make your own using scrap wood or sturdy cardboard boxes.

For a quick DIY version, stack two small plastic bins with lids, securing them with non-slip pads or double-sided tape. Place taller items like spray bottles on the back tier and smaller items like sponges or gloves on the front. This setup keeps everything visible and prevents items from getting buried.

2. Over-the-Door Organizers

Don’t overlook the inside of your cabinet door! An over-the-door organizer—like a shoe holder or hanging pocket shelf—can hold spray bottles, rags, or even toilet paper rolls. Look for one with clear pockets so you can see what’s inside.

To install, use adhesive hooks or over-the-door hooks that don’t require drilling. Make sure the organizer doesn’t interfere with the door closing. This is a great spot for frequently used items, freeing up shelf space for bulkier supplies.

3. Pull-Out Drawer Systems

If you’re tired of crawling into the cabinet to grab something from the back, a pull-out drawer is a game-changer. You can buy ready-made sliding trays or build your own using a small drawer kit and plywood.

For a budget DIY version, repurpose a shallow plastic bin or cutting board. Attach adhesive drawer slides to the sides of the cabinet and the bin, then slide it in and out. Line the bottom with non-slip matting to keep items from sliding around. This works especially well for storing sponges, scrub brushes, or cleaning cloths.

4. Tension Rod Dividers

Tension rods aren’t just for shower curtains! Install one or two across the width of your cabinet to create vertical dividers. This keeps tall bottles from tipping over and prevents them from knocking into each other.

Place one rod near the front and another toward the back. You can also use them to hang spray bottles by their nozzles or to hold rolls of trash bags. Just make sure the rods are strong enough to support the weight. This is a renter-friendly solution that leaves no marks.

5. Lazy Susan Turntables

A lazy Susan isn’t just for spices—it’s perfect for under-sink storage too. Place one on the shelf to rotate cleaning supplies, making everything easy to reach without rearranging.

Use a plastic or bamboo turntable, or make your own with a lazy Susan bearing and a circular piece of wood or plastic. Group similar items together—like all-purpose cleaners on one side and bathroom cleaners on the other. This is especially helpful in deep cabinets where the back is hard to access.

6. Repurposed Baskets and Bins

Clear plastic bins, wicker baskets, or fabric bins can corral loose items and make them easier to grab. Label each bin with a sticky note or label maker so you know what’s inside at a glance.

Use smaller bins for sponges, gloves, or scrubbers, and larger ones for bulk items like paper towels or trash bags. Stack them if space allows, or place them side by side. For a stylish touch, choose bins that match your kitchen decor.

Creative Upgrades for Extra Function

Add Lighting

Dark cabinets make it hard to see what you’re grabbing. Solve this with a simple battery-powered LED puck light. Stick it to the top of the cabinet with adhesive tape. Some models turn on automatically when the door opens—perfect for late-night cleaning sessions.

Install a Trash Bag Dispenser

Keep trash bags handy by mounting a DIY dispenser. Use a small tension rod or a wooden dowel threaded through the bags’ handles. Hang it across the cabinet or attach it to the side with adhesive hooks. Now you can pull a bag out without fumbling through a pile.

Use Magnetic Strips for Metal Tools

If you store metal scrubbers, bottle openers, or measuring spoons under the sink, a magnetic strip can keep them organized and off the shelf. Stick the strip to the inside of the cabinet door or on a wall. It’s a sleek way to store small metal items and frees up shelf space.

Safety and Maintenance Tips

Store Chemicals Safely

Never store cleaning chemicals near food or in reach of children or pets. Use childproof locks on cabinet doors if needed. Keep chemicals in their original containers with labels intact, and avoid mixing different products.

Prevent Moisture Damage

The area under the sink is prone to leaks and spills. Use waterproof bins or line shelves with shelf liner or rubber mats. Check for leaks regularly, especially around pipes and the garbage disposal. A small absorbent mat can catch drips before they cause damage.

Clean and Reassess Monthly

Set a monthly reminder to clean out the cabinet. Wipe down shelves, check for expired products, and reorganize as needed. This prevents clutter from building up and keeps your system working smoothly.

Final Thoughts: Small Space, Big Impact

You don’t need a full kitchen renovation to solve under-sink chaos. With a few DIY under sink storage ideas, you can create a system that’s both functional and easy to maintain. The key is to work with what you have, focus on accessibility, and keep safety in mind.

Start small—maybe just add a tiered shelf or an over-the-door organizer. Once you see how much easier it is to find what you need, you’ll be inspired to try more upgrades. Remember, the best storage solution is one you’ll actually use. So keep it simple, keep it smart, and enjoy your newly organized space.

Frequently Asked Questions

What are the best materials for under sink storage?

Plastic, bamboo, and coated metal are ideal because they resist moisture and are easy to clean. Avoid untreated wood, which can warp from humidity.

How do I maximize space in a small under-sink cabinet?

Use vertical space with tiered shelves, install door organizers, and add pull-out trays. Group similar items together to reduce clutter and improve access.

Can I use a lazy Susan under the sink?

Absolutely! A lazy Susan makes it easy to rotate and reach items in deep cabinets. Choose a sturdy, flat model that fits your space.

Are there eco-friendly under sink storage options?

Yes—look for bins made from recycled plastic, bamboo, or natural fibers. You can also repurpose glass jars or fabric bags for small items.

How often should I reorganize under the sink?

Do a quick check monthly and a deep clean every 3–6 months. This helps you stay on top of expired products and keeps your system efficient.

What if my under-sink cabinet has pipes in the way?

Work around them! Use flexible storage like bins or hanging organizers that can be shifted. Avoid rigid shelves that block access to pipes or plumbing.