How to Build a Small Bathroom Shelf: Easy DIY Guide

Transform Your Small Bathroom: Building a Custom Shelf

In the quest for maximizing space and organization in your small bathroom, a custom-built shelf can be a game-changer. Not only does it provide additional storage, but it also adds a personal touch to your space. Here's a step-by-step guide to help you build a small bathroom shelf that's both functional and stylish.

Gather Your Materials and Tools

Before you start, ensure you have all the necessary materials and tools. Here's a list to help you prepare:

  • Plywood (1/2" or 3/4" thickness, depending on your desired shelf depth)
  • 2x2 or 2x4 lumber for the shelf supports
  • Wood glue
  • Screws (1-1/4" or 1-1/2")
  • Sandpaper (120-grit)
  • Paint or stain (optional)
  • Tape measure
  • Circular saw or handsaw
  • Drill and driver bits
  • Clamps
  • Level
  • Pencil

Measure and Plan Your Shelf

Accurate measurements are crucial for a perfect fit in your small bathroom. Here's how to measure and plan:

DIY Small Bathroom Shelf – Semis Online

  1. Determine the height, width, and depth of your shelf. Consider the height of your bathroom fixtures and the available wall space.
  2. Decide on the number of shelves and their spacing. A common spacing is 12" between shelves.
  3. Sketch a simple plan or use a design tool to visualize your shelf layout.

Cut the Plywood and Lumber

Using your measurements, cut the plywood and lumber as follows:

  • Plywood: Cut two pieces for the back panel and one piece for the top shelf. The back panel should be the same width and height as your desired shelf size, and the top shelf should be the same width and your desired shelf depth.
  • Lumber: Cut four pieces for the shelf supports. These should be the same length as the width of your shelf and 2" or 4" in height, depending on your chosen lumber size.

Assemble the Shelf Supports

Using wood glue and clamps, attach the shelf supports to the back panel. Apply glue to one edge of each support, position it on the back panel, and clamp it in place. Allow the glue to dry according to the package instructions. Once dry, reinforce the supports with screws driven through the back panel and into the supports.

Attach the Top Shelf

Apply glue to the top edges of the shelf supports and position the top shelf on top. Clamp it in place and allow the glue to dry. Reinforce the shelf with screws driven through the supports and into the top shelf.

25 Creative DIY Bathroom Shelf Ideas - The Handyman's Daughter

Sand, Paint, or Stain Your Shelf

Once the glue is dry and the screws are tightened, sand any rough edges with 120-grit sandpaper. If desired, paint or stain your shelf to match your bathroom decor. Allow the paint or stain to dry completely before installing your shelf.

Install Your Shelf

Position your shelf on the wall, using a level to ensure it's straight. Mark the wall where the shelf will be attached, then remove the shelf. Drill pilot holes at your marks and attach the shelf to the wall using screws or wall anchors. Reattach the shelf and step back to admire your handiwork!

Reference

How to Build a Simple Bathroom Shelf - Instructables

How to Build a Simple Bathroom Shelf · Step 1: Cuts · Step 2: Dados · Step 3: ​Assembly · Step 4: ​Backing · Step 5: Design · Step 6: ​Nailing Strip · Step 7: ​ ...

DIY Small Bathroom Shelf – Semis Online

DIY Small Bathroom Shelf – Semis Online

Reference

I Built This Easy Bathroom Storage Shelf | How to Build ... - YouTube

01.11.2025 ... BATHROOM SHELF FREE PLANS: https://guardianwoodworking.com/bathroom-shelf We all have that big empty space above our toilets that we just ...

25 Creative DIY Bathroom Shelf Ideas - The Handyman's Daughter

25 Creative DIY Bathroom Shelf Ideas - The Handyman's Daughter

Reference

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17 Small Bathroom Shelf Ideas

Reference

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17.03.2017 ... Share your videos with friends, family, and the world.

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Small Bathroom Shelf Ideas to Save Space in Style | Small bathroom ...

Reference

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25 Small Bathroom Shelving Ideas To Maximize Every Inch

Reference

How To Build D.I.Y. Wooden Bathroom Shelves - Bunnings Australia

Place your shelves on the bars to work out where the holes should be. Make your marks on top of the shelves, and transfer those measurements to the back of each ...

Small Bathroom Counter Shelf at Dominic Chumleigh blog

Small Bathroom Counter Shelf at Dominic Chumleigh blog

Reference

DIY Bathroom Shelf – The House of Wood - Jen Woodhouse

16.12.2025 ... How to build a DIY bathroom shelf - free building plans by Jen Woodhouse.

Built In Shelf In Bathroom at Sherman Ashley blog

Built In Shelf In Bathroom at Sherman Ashley blog

Reference

Creating Floating Shelves in the Guest Bathroom | TikTok

20.06.2025 ... Let me show you one of the easiest ways. to make your own chunky floating shelves. First, grab yourself some 2 way twos or 2 way threes, piece ...

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15 Small Wall Shelves to Make Bathroom Design Functional and Beautiful

Reference

DIY Built In Bathroom Shelves and Cabinet - Angela Marie Made

16.05.2019 ... DIY Built In Bathroom Shelves and Cabinet · 1. Build the Frame of the Built In · 2. Attach the bottom and top shelf · 3. Attach the remaining ...

What to Put on a Bathroom Shelf – Rispa

What to Put on a Bathroom Shelf – Rispa

Reference

15 Small Bathroom Storage Ideas That Actually Create More Space

25.03.2026 ... Hang Shelves in the Window · Opt for a Skirted Sink · Put a Bookshelf in the Bathroom · Repurpose Your Bar Cart · Make the Most of Awkward Alcoves.

Small bathroom shelf ideas - statsterling

Small bathroom shelf ideas - statsterling

Reference

26 Bathroom Shelf Ideas to Keep Your Toiletries Organized

27.01.2026 ... This bathroom shelf idea works well for rentals where storage is limited, but adding built-in cabinets or shelves isn't possible. 05 of 26. Keep ...

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous

Reference

How to DIY Bathroom Shelving for Under $45 - - My Homier Home

16.09.2019 ... How to DIY Bathroom Shelving for Under $45 · Step 1: Purchase your materials · STEP 2: CUT YOUR WOOD TO SIZE (IF NEEDED) · STEP 3: LIGHTLY SAND THE ...

Built in Bathroom Storage Shelves – Semis Online

Built in Bathroom Storage Shelves – Semis Online

Reference

I Built Small Bathroom Built-ins Around the Toilet | DIY Toilet Shelving

11.02.2026 ... I Built Small Bathroom Built-ins Around the Toilet | DIY Toilet Shelving. 22K views · 3 months ago ...more ...

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous

Reference

DIY: How to Build a Leaning Bathroom Shelf - Building Strong Blog

18.04.2018 ... Because bathrooms are comparatively so small, creating storage space in them can be a real challenge.

25 Small Bathroom Shelving Ideas To Maximize Every Inch

25 Small Bathroom Shelving Ideas To Maximize Every Inch

Reference

14 Bathroom Shelving Ideas - Lowe's

14 Bathroom Shelf Storage Ideas · 1. Bathroom Wall Shelves · 2. Over-the-Toilet Storage · 3. Built-in Wall Shelves · 4. Over-the-Door Organizer · 5. Bar Cart ...

64+ Fast and Easy Bathroom Shelves Organization Tips | Small bathroom ...

64+ Fast and Easy Bathroom Shelves Organization Tips | Small bathroom ...

Reference

DIY Floating Bathroom Shelves - Shades of Blue Interiors -

17.08.2018 ... How to make narrow floating shelves perfect for a bathroom above a toilet and for around $20 you can make a set of 3!

Cool Bathroom Shelving Ideas

Cool Bathroom Shelving Ideas

Reference

Diy Bathroom Shelf Design - Pinterest

Discover Pinterest's best ideas and inspiration for Diy bathroom shelf design. Get inspired and try out new things. Last updated 3d.

15+1 Small Bathroom Ideas: SIMPLE and USEFUL Designs

15+1 Small Bathroom Ideas: SIMPLE and USEFUL Designs

Reference

40+ Bathroom Shelf Ideas You Can Build Yourself | Simplified Building

We've gathered a list of over 40 bathrooms shelves you can build without busting your budget. These shelves can all be made from pipe and Kee Klamp fittings.

Clever Shelf Ideas for Small Bathroom Storage - Quiet Minimal

Clever Shelf Ideas for Small Bathroom Storage - Quiet Minimal

Reference

How to Build Bathroom Shelves Next to Shower - Home Stories A to Z

21.02.2017 ... I had already designed my shower with a similar window and shower head layout so this design was the perfect inspiration for our shelves. Source ...

3 Musts And 27 Ideas To Get A Practical Bathroom - DigsDigs

3 Musts And 27 Ideas To Get A Practical Bathroom - DigsDigs

Reference

HOW TO MAKE DIY BATHROOM SHELVES - A Fresh-Squeezed Life

27.06.2019 ... These DIY bathroom shelf ideas are not only beautiful, but they are doable as well, and they all increase storage space.

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous

17 Creative Small Bathroom Shelf Ideas That Look Gorgeous