How to Build a Storage Cabinet in 12 Steps

Put those leftover boards to good use with this weekend project

Storage cabinet with hangers
Photo: Iriana Shiyan / Adobe Stock
Storage cabinet with hangers
Photo: Iriana Shiyan / Adobe Stock
SKILL LEVEL
Intermediate
COMPLETION TIME
2 days
COST
$200-$600
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What you'll need:
TOOLS
  • Table saw or circular saw
  • Dado blade or router
  • Sandpaper
  • Parallel-jaw clamps
  • Electric drill
SUPPLIES
  • Plywood for panels: ¾ inch sheets for panels (3-4)
  • Plywood for door: ½ inch sheet for door (1)
  • Plywood for backing: ¼ inch sheet for backing (1)
  • Boards for braces: 1 inch by 6 inch by 8 foot boards (3)
  • Boards for shelving support: 1 inch by 3 inch boards (1–2)

If your garage workbench needs a companion organizer or the living room has become an obstacle course of toys, games, and magazines, it’s time to learn how to build a storage cabinet. 

Storage cabinets made from wood—like poplar or pine—can be a satisfying and resourceful weekend project that will add more storage and organization. Read on to learn how to build a storage cabinet in 12 steps.

12 Steps to Build a Cabinet

A girl stands on her tip-toes on a little stool to open a cabinet
Photo: Catherine Falls Commercial / Moment / Getty Images

Most cabinet types follow a general process. You’ll construct a cabinet carcass, which is like its shell. Then, you’ll add shelving and any finishing touches before installing its door and hardware.

“Adding a storage cabinet to an unused space really enhances your living experience,” says Bob Tschudi, a Raleigh, North Carolina-based general contractor. “And, if finished well, it will add to the value of your home.”

  1. Pre-Cut Your Cabinet Pieces

    First, cut your plywood pieces to a uniform size for the cabinet dimensions you would like to make with your table or circular saw. Cut the four main sides of your cabinet.

    Next, cut four pieces from your 1-by-6-by-8 board that is the same length as the width of your back panel. These are your cabinet’s brace pieces.

  2. Add Dado-Grooves for a Flush Look (Optional)

    This is an optional step if you want to add reinforcement to your cabinet and give panel pieces a more seamless appearance without screws showing on the outside of your cabinet. 

    1. Using a dado blade or router, cut a 3/4-inch dado groove along the bottom edge of each side panel piece. This creates a channel for pieces to fit together with the bottom panel. 

    2. Next, set your blade to a 1/4-inch width and carve a groove down the length of one of your brace pieces (this will become your top brace piece mentioned in step 6).

  3. Join Panels Together

    To create the carcass, grab your wood glue and your panel pieces. Apply a liberal amount of glue along the grooves or edges of your side panel and fit it into place with the adjoining panels. Use your parallel-jaw clamps to keep the panels secure and square while the glue dries. Work your way around until the side, back, and bottom panels are all joined—this should look like a three-sided box with a bottom and no top.

  4. Frame Up a Toekick for a Stationary Cabinet (Optional)

    If you would like your cabinet to sit on the ground rather than on caster wheels, you can create a toe kick frame for it. 

    1. From one of your 3/4-inch plywood panels, cut four boards for a frame. 

    2. Miter the edges so they can be joined together with wood glue. 

    3. Add some pocket holes or additional screws for reinforcement—sandpaper the corners to remove any rough edges. 

    4. Once the glue dries, put your toe kick plate frame on the floor. Set the cabinet on top of it, and secure the cabinet with wood glue and screws.

  5. Attach Casters for a Rolling Cabinet (Optional)

    Casters typically come in packs of four, and you can purchase these in a variety of sizes and features. Casters are a handy feature if you want the option to move or reposition your storage cabinet. Plate mount casters work well for cabinets, and you might even want to consider locking casters to ensure your cabinet stays in place without any unwanted rolling.

    1. Cut four plywood squares from one of your panels. These will be what you mount the caster wheels on. 

    2. Carefully lay the cabinet down on its side.

    3. Using both screws and wood glue, secure a plywood square to each corner on the bottom of your cabinet.

    4. On each square, center the caster and mark the mounting plate holes with a pencil.

    5. Using the kit materials (and following any manufacturer guidelines), line up and fasten each caster into its corresponding plywood square.

  6. Reinforce the Cabinet with Brace Pieces

    Next, it’s time to grab your brace pieces. If you would like to continue your seamless cabinet look, you can use a pocket hole jig kit to create pocket holes on your brace pieces. 

    1. On each brace piece, drill two pocket holes on each end (these should be on the same flat side of the board).

    2. Take your brace piece with the 1/4-inch dado groove and rest it on top of the back panel. Secure it into place with four pocket screws. 

    3. Attach the other brace piece to the front of the panel. 

    4. Move to the back of the cabinet and install another brace piece above the toe kick along the bottom of the back panel (between the side panels) with pocket screws. Grab the last brace piece and install it at the top of the back panel (these braces are also known as the upper and lower nailer pieces).

  7. Add Shelves

    You can easily add shelves by cutting pieces of wood from a 1-inch by 3- inch board. These pieces will run along the inside of your cabinet and support the shelf.

    1. Secure these supporting pieces with screws—adding a screw every half-foot. 

    2. Measure and cut a 3/4-inch plywood piece to fit and slide into place. 

    3. Secure with wood glue or screws. 

    4. Remember to double-check your shelf is straight, using a level on the supporting pieces before fastening the plywood shelf. 

    Adding as many shelves as you’d like—which makes your cabinet perfect for storing that epic salt and pepper shaker collection—is another benefit to DIYing this project. “If you are mounting your storage cabinets between two walls or two immovable surfaces, note that not all walls are perfectly plumb,” says Bob Tschudi. “To account for this, we always make cabinets a fraction of an inch smaller. Then, we’ll use trim or caulk to fill in any gaps and make the finish look fully custom.”

  8. Create a Face Frame

    For a finished look and a bit more stability, you can add a face frame. This is located on the front of the cabinet. 

    1. From a 3/4-inch plywood board, cut to size the inside strips that will create the frame. 

    2. Join these pieces together with wood glue, putting in the side pieces first and then adding the top and bottom pieces. 

    3. After the exterior face frame’s glue is dry, attach it to the cabinet box with more wood glue. 

    4. Reinforce the frame by tacking in several nails on each side. You can later fill in the nail holes with wood filler. 

    5. To fill in the seam along the sides of the frame and the cabinet, smudge in an epoxy filler.

  9. Smooth Out Cabinet Surface

    Once the epoxy and wood filler dries, take an electric sander and sand along the cabinet seams. Then, with a piece of sandpaper, give it a final polish by sanding the inside edges of the frame.

  10. Put a Top on It

    If your storage cabinet is taller or has a more minimalist look, you can use the same wood that you used for the rest of the cabinet to create a top. All you need to do is apply more wood glue to the top of the cabinet and secure a piece that is cut to the same dimensions as your bottom panel. If your cabinet is on the shorter side and you’d like to add another design element, you can choose to add a countertop. Laminate is one of the easiest countertop materials to use in a DIY.

  11. Complete the Look with Paint or Stain

    A woman painting glass door of an old cabinet at home
    Photo: zoranm / E+ / Getty Images

    Before adding your door and hardware, you’ll want to finish out your cabinet surfaces with any paint or stain. Prep the surface for painting by sanding with a 120-grit first, then go ahead with your decorative finish.

  12. Install Doors and Hardware

    Every storage cabinet needs doors and hardware to, well, hide the mess inside. If you want to add a little extra flair and finesse to your new cabinet, the classic shaker style is one of the easiest types of doors to make.

    First, to create a door, cut a center panel using your 1/2-inch plywood (this should be the same dimensions as your back panel)

    The four sides that make up the signature shaker-style frame are known as stiles (pieces that run vertically) and rails (horizontal pieces). Grab one of your 1- inch by 3- inch boards and cut two stiles to the height of the door and two rails to fit between them in the remaining length of the door. You can finish the shaker look one of two ways:

    • Grooved pieces: Create a 1/2-inch groove down the center of your rails and stiles, and then slide the 1/2-inch plywood panel into place. 

    • Attachable frame: Drill pocket holes at the top and bottom of the panel. Attach your rails first with screws and wood glue, then follow with additional pocket holes on the top and bottom for fastening on the stiles.

    To check off this step, finish by installing your hinges and hardware and fasten the door panel to the cabinet carcass.

DIY vs. Pre-Made Storage Cabinet

While building a storage cabinet from scratch is a satisfying project, you can save time and labor costs by purchasing and assembling a prefabricated storage cabinet. These prefab kits are available at hardware and online stores, and come with the necessary parts to create your next organizational system. You will likely still need tools like wood glue, filler, epoxy, and screws, but the kit will provide pre-cut wood pieces for you to use. Consider building your storage solution from a prefabricated kit for results that are similar to a DIY cabinet, but built faster and easier.

DIY Cabinet-Building vs. Hiring a Pro 

The cost of custom cabinets averages around $500 to $1,200 per linear foot and includes materials, labor, hardware, and accessories. Because professional carpentry labor makes up about 70% of the cost, you’ll save a significant amount by building your own cabinets. While it can be an incredibly satisfying DIY project, you may want to consider getting a quote from a local cabinet maker if you’re worried about scaling a project to fit, say, a whole kitchen, or you’re running short on time and materials.

Frequently Asked Questions

Storage cabinets can be custom or standard, depending on the purpose of the cabinet, size of your space, and available materials. If you’re looking to build something to a standard size, the usual range for cabinet dimensions are as follows:

  • Height: 12 inches–42 inches

  • Width: 12 inches–36 inches

  • Depth: 16 inches–24 inches 

Taller cabinets typically have a height of 84 inches, 90 inches, and 96 inches.

If you have multiple rooms that could use some organization, home storage solutions like cubbies in your mudroom or built-in shelving can help you move clutter off the floor. Take it one step further by pairing shelves and cabinets with personalized aesthetic touches like woven or canvas lined metal baskets to add another organizational element.

Garage cabinets are different from interior cabinets because they typically hold heavier tools and face more extreme temperature changes since they’re outside your heating and cooling system. For that reason, many homeowners opt for heavy-duty cabinet materials, like metal or steel. However, wood cabinets also work well in a garage for storing lighter items like garden supplies, protective gear, and small tools.

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