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How to Build Closet Cubbies: Easy DIY Guide & Storage Ideas

Harper Jun 03, 2026

Building closet cubbies is one of the most effective ways to transform a chaotic storage space into an organized system that makes getting ready in the morning a smoother experience. Unlike fixed shelves, a custom cubby system provides flexible zones for specific items, allowing you to assign a home for bags, belts, folded sweaters, and shoes.

an empty closet with the words diy budget friendly master closet
an empty closet with the words diy budget friendly master closet

The framework of a successful closet relies on structure, and cubbies deliver that structure with visual clarity. You can see every item at a glance, which eliminates the frustration of digging through piles and helps you maintain the system long-term. Whether you are working with a reach-in closet or a deep wardrobe, the principles of building cubbies remain consistent, focusing on layout planning, material selection, and precise assembly.

How To Build Cubby Storage Shelves
How To Build Cubby Storage Shelves

Planning Your Cubby Layout

Before cutting a single piece of wood, you must analyze the available space and map out the zones. Measure the height, width, and depth of the closet, noting where doors, switches, and vents are located. A practical approach is to divide the area into vertical sections, assigning specific rows to shoes, accessories, and folded items.

an organized closet with white shelving and folded clothes on the shelves in front of it
an organized closet with white shelving and folded clothes on the shelves in front of it

Determining the Dimensions

The depth of the cubbies should accommodate the thickest items you intend to store, usually between 12 and 16 inches for shoes and 10 to 12 inches for folded textiles. The height of each cubby depends on the object; shoes require taller compartments, while sweaters need more vertical space to prevent creasing. Standard shelf spacing of 12 to 16 inches offers flexibility for future adjustments.

DIY Cube Organizer Shelf- IKEA Kallax Knock Off - Keeping it Simple
DIY Cube Organizer Shelf- IKEA Kallax Knock Off - Keeping it Simple

Material and Tool Selection

Choosing the right materials ensures the cubbies will withstand daily use without sagging or warping. Plywood or medium-density fiberboard (MDF) are popular for the carcass because they are rigid and easy to paint. For a warmer aesthetic, solid wood boards or even repurposed crates can be used, though they may require additional support.

To install these materials accurately, you will need a measuring tape, a power drill, a level, and a stud finder. Fasteners are critical; ensure you use enough screws to secure the sides to the top and bottom panels, and consider using wood glue for added joint strength. If the unit will be tall, you will also need shims to stabilize the structure against the wall.

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Constructing the Frame

The foundation of the cubbies is the side frame, which consists of two vertical panels connected by a top and bottom horizontal piece. By attaching the sides to the floor and ceiling (or a cleat), you create a stable skeleton that prevents lateral movement. It is essential to double-check that the frame is perfectly square before proceeding to add shelves.

Mark the positions for the shelves on both side panels, ensuring they are level across the width. Using a straight edge or a laser level, draw a line where the bottom edge of each shelf will sit. This step is crucial because a misaligned shelf will cause the cubby doors or dividers to bind later in the process.

DIY Custom Closet Organizer: The Brilliant Box System
DIY Custom Closet Organizer: The Brilliant Box System

Installing the Dividers and Shelves

Once the frame is secure, cut the divider pieces to length and attach them horizontally between the side panels. These dividers create the individual cubbies and provide the primary support for the shelves. For maximum rigidity, you might opt to stagger the joints so that the dividers meet the sides of the frame rather than lining up vertically.

Simple Closet Organizer
Simple Closet Organizer
DIY Closet Cubbies
DIY Closet Cubbies
myhousefromscratch on LTK
myhousefromscratch on LTK
a man standing in front of a wall with a piece of wood on top of it
a man standing in front of a wall with a piece of wood on top of it
an empty room with wood flooring and white walls
an empty room with wood flooring and white walls
a woman standing in front of a book shelf with her hands on the bookshelf
a woman standing in front of a book shelf with her hands on the bookshelf
the shelves are being built with green tape
the shelves are being built with green tape
These inexpensive DIY closet built ins will transform your closet
These inexpensive DIY closet built ins will transform your closet
DIY Closet: The Genius Hack No One Tells You!
DIY Closet: The Genius Hack No One Tells You!
a closet with wooden shelves and hanging hooks on the wall next to a rug that says diy custom closet built - ins
a closet with wooden shelves and hanging hooks on the wall next to a rug that says diy custom closet built - ins
DIY Cube Storage - Custom Cube Organizer
DIY Cube Storage - Custom Cube Organizer
DIY Closet Organizer For Under $1000: Functional Elegance on a Budget
DIY Closet Organizer For Under $1000: Functional Elegance on a Budget
Closet DIY Project
Closet DIY Project
how to make easy cubby shelves for free diy plans
how to make easy cubby shelves for free diy plans
Cheap and Easy DIY Closet Shelves
Cheap and Easy DIY Closet Shelves
a woman standing in front of a closet with the words game closet makeover
a woman standing in front of a closet with the words game closet makeover
Build a closet system with drawers | DIY guide
Build a closet system with drawers | DIY guide
Build this Modular Closet Organizer
Build this Modular Closet Organizer

Place the shelf pieces onto the dividers and verify that they are flush with the front of the frame. You can secure the shelves by drilling pilot holes from the sides and driving screws down through the shelf into the dividers. This method hides the screw heads on the top surface while ensuring a tight, durable connection.

Finishing and Integration

After the structure is complete, sand down any rough edges and apply a finish that matches your bedroom decor. Painting the cubbies a flat white or a dark charcoal can help them recede into the background or pop as a design feature, respectively. Sealing the wood is especially important if the closet is prone to humidity.

Finally, install the assembly into the closet, ensuring it is anchored to the wall stud to prevent tipping. Slide baskets or fabric bins into the cubbies to corral smaller items, and position hanging rods below the shelves for coats and bags. With the framework complete, you now have a modular system that can evolve with your storage needs.