When we first moved into our home, I longed for a mantel to decorate for every season. But without a fireplace, it felt like an impossible dream—until I decided to build one myself! Inspired by the Pottery Barn Ledge, I created this chunky, faux mantel shelf that not only gives me the perfect space to style but is also a fraction of the cost. And the best part? You can make one too!
If you’re into creative projects, you might also enjoy my DIY Industrial Wood and Metal Shelves post. It’s another simple yet impactful way to bring a personal touch to your home decor!
Let me walk you through how I built this beautiful mantel shelf step by step, with plenty of tips and photos along the way. I promise it’s easier than you think—and so worth it when you see the final result.
How to Build Your Own Faux Mantel Shelf
Materials Needed
- Pine boards (sizes detailed in the steps)
- Baseboard trim
- Small decorative trim
- Scrap wood for covering seams
- Finishing nails
- DAP Drydex Spackling
- Sandpaper
- Chocolate brown paint (base coat)
- DecoArt Americana Weathered Wood Medium
- Flat antique white paint (top coat)
- Minwax Natural Finishing Paste Wax
- Minwax Dark Finishing Paste Wax (optional)
Tools Needed
- Miter saw or handsaw (for angled cuts)
- Hammer or nail gun
- Tape measure
- Ruler or straight edge
- Paintbrushes (large and medium sizes)
- Lint-free cloths (for wax application)
- Sanding block or electric sander
- Keyhole hangers (for mounting)
- Screwdriver and screws (for hangers)
Instructions
Step 1: Build the DIY Mantel Shelf Frame
- Cut four pieces of pine for the outer box:
- Two front/back pieces: 49 ½” x 8″
- Two side pieces: 8″ x 8″ (with mitered corners).
- Nail the pieces together to form a hollow box (no top or bottom). Use finishing nails—glue is optional but not required.
- Cut three pieces for the inner frame:
- One front piece: 48″ x 5″
- Two side pieces: 5″ x 7 ¼” (mitered corners).
- Nail these together, then notch out two ¾” x ¾” corners.
- Insert the inner frame into the larger box and secure it with finishing nails.
- Attach a 48″ x 5″ pine piece to the bottom of the box to close it off.
- For the top, cut a 52″ x 10″ board. Line it up with the back edge of the shelf, leaving an overhang at the front and sides, then nail it in place.
Step 2: Add Trim for a Polished Look
- Attach baseboard trim upside-down beneath the top shelf overhang.
- Add smaller trim under the overhang, sitting on top of the baseboard.
- Use thin scrap wood to cover the joint between the bottom and the lower box.
- Secure each piece with finishing nails.
Fill nail holes and gaps with spackle (I love DAP Drydex Spackling because it turns white when dry). Once dry, sand smooth and wipe clean.
Here’s a picture with the trims each labelled for reference.
Step 3: Paint the Base Colors
- Apply two coats of chocolate brown paint as a base.
- Once dry, brush on a crackle medium (like DecoArt Weathered Wood Medium) in long strokes.
- Paint over the crackle medium with flat antique white paint. Thin the paint slightly with water for better crackling. Apply three thin coats.
Step 4: Distress and Seal the Shelf
- Sand edges and flat areas to create a distressed look. For extra chippiness, use a metal ruler to scrape paint.
- Wipe away dust, then seal the shelf with natural finishing paste wax. For an aged effect, rub dark wax over the natural wax in select spots.
Step 5: Attach hangers and Enjoy
Attach keyhole hangers to the back of your mantel, then hang it securely. You now have a stunning, budget-friendly mantel shelf to decorate for any season!
For reference, the Pottery Barn version of this shelf once sold for $399 USD. By using supplies I already had, my version cost just $40! Even if you need to buy everything, you can build this mantel for under $100.
FAQs
Use heavy-duty keyhole hangers and ensure they’re screwed into wall studs for maximum stability.
Most hardware stores will cut wood to size for you. Just bring your measurements along when purchasing the wood.
Absolutely! Choose trims that suit your decor style for a personalized touch.
While it’s great for seasonal decor, I recommend avoiding very heavy items to prevent strain on the hangers.
Yes! This technique works with any color palette, so feel free to match it to your home’s style.
More DIY Furniture
- DIY Industrial Wood and Metal Shelves
- DIY Brickmaker’s Coffee Table
- DIY Balustrade Coffee Table + Where to Get Balustrades!
- Ikea Hack: DIY Rustic Cube Shelves
- How to Make a Reclaimed Wood Headboard With New Wood For Less Than $50
- DIY Blanket Ladder Made with 2 x 4s
- DIY Faux Fireplace Mantel
- How to Build a Faux Mantel Shelf (DIY Mantel Shelf Tutorial)
DIY Faux Mantel Shelf Build & Finish Instructions
Learn how to build a DIY faux mantel shelf with this step-by-step guide! Perfect for seasonal decor, budget-friendly, and easy to make.
Materials
- Pine boards (sizes in steps below)
- Baseboard trim
- Small decorative trim
- Scrap wood for seams
- Finishing nails
- DAP Drydex Spackling
- Sandpaper
- Chocolate brown paint (base coat)
- DecoArt Americana Weathered Wood Medium
- Flat antique white paint (top coat)
- Minwax Natural Finishing Paste Wax
- Minwax Dark Finishing Paste Wax (optional)
Tools
- Miter saw or handsaw
- Hammer or nail gun
- Tape measure
- Ruler or straight edge
- Paintbrushes
- Lint-free cloths
- Sanding block or electric sander
- Keyhole hangers
- Screwdriver
Instructions
- Build the Frame
- Cut four pieces of pine for the outer box:
-- Two front/back pieces: 49 ½" x 8"
-- Two side pieces: 8" x 8" (mitered corners).
- Nail pieces together to form a hollow box.
- Cut three inner frame pieces:
-- One front: 48" x 5"
-- Two sides: 5" x 7 ¼" (mitered corners).
- Nail the inner frame together.
- Insert the inner frame into the larger box and secure with nails.
- Attach a 48" x 5" pine piece to the bottom of the frame.
- Attach a 52" x 10" pine board to the top of the frame, leaving overhangs on three sides. - Add the Trim
- Attach baseboard trim upside-down beneath the top overhang.
- Add smaller trim under the overhang.
- Use scrap wood to cover the seam between the lower box and bottom.
- Fill nail holes with spackle, sand smooth, and clean. - Paint and Finish
- Paint two coats of chocolate brown for the base color.
- Apply crackle medium with long strokes.
- Paint three thin coats of flat antique white over the crackle.
- Sand edges and scrape with a ruler for a distressed look.
- Seal with natural wax, adding dark wax in spots for an aged effect. - Hang and Enjoy
- Attach keyhole hangers to the back.
- Mount on the wall securely.
This faux mantel shelf is one of my favorite DIY projects. Not only is it functional and affordable, but it also gives me the perfect surface to express my creativity throughout the year. If you’ve been dreaming of a mantel to decorate, I hope this inspires you to give it a try—you can totally do this!
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I love the weathered wood medium! Thanks for the tip! And your mantle/ledge looks great! Just the right amount of weathering and distressing. Good job!
Thank you, Em. It really made a huge difference!!!
hi there, love the prints but not sure where to down load them. Am I missing a link to print? Thank you
Lisa
I’m sorry – which prints?
Love this, so cool! great job!
TY! 😀
I Love it. Thanks for sharing how to do it.
You’re totally welcome!!
Hi, Shannon
Love looking around your blog. Love the lovely piece you and your hubby created. I am stopping by from TipJunkie.com link party and I am a new follower. Have a great weekend.
Vanessa
homesweetbutterfly.com
Hi Vanessa, thank you for the lovely comments. Welcome!
It’s dreamy! I want one!!!!! 🙂
So make one, Sarah…in all your spare time! 😀
Seriously? This is the bomb.com! I LOVE it…you did a great job! Now, it’s off to the hardware store to purchase my supplies so I can get started…I have literally been salivating over this piece in the catalog for over a month now knowing we could make it…$400 for essentially what’s just wood? No thank you! BUT thank YOU for the sweet tutorial! Linkin up!
Kennesha, you will so love it when it’s done!!!! Be sure to come back and show us when you it’s finished!
Hi! I featured this here, pinned on Pinterest and posted on fb. Thanks for linking up at the Creative Bloggers’ Party & Hop 🙂
Wow! Thanks! We love that you shared our project!
That turned out beautiful! Awesome job!
Marie
mylilpinkpocket.blogspot.com
Wow! This looks great! How inspiring… I’d love one of these in my home! Found you via Homemaker on a Dime.
Now following you. 🙂
PS – I’m going to pin this on Pinterest!
So glad you found us!!
This is amazing!! My hubby and I are going to work on making this! Thank you thank you for doing this directions!! 🙂
We’d love to see it when you finish!
LOVE this! What a great job and who can deny that pricetag is FABULOUS.
Thank you, Dana!
I really love this! I’m planning on building myself a mantel soon too… I really wish that our house had one for decorating seasonally & such. I’d love to know how you hung this on the wall.
Hi love your version WAY more than PB’s – both the price and the style! Do you have a tutorial for the FALL banner? Please say yes!
I love the ledge/mantell!! I’ve always loved to decorate a mantel, especially for holidays. We just moved in June and our new house (scaled down) doesn’t have a fireplace OR mantel!! This is a great replacement or new touch!!!
I hear you Susan. We’ve never had a mantle, but oh the possibilities for decorating!
This is absolutely awesome! I have been asking my husband to build one of these for our fireplace and your plan is the best one I’ve seen!
Can you give me the overall dimensions of your ledge? I think the top to bottom length will need to be altered to fit over our fireplace.
Thanks for sharing!!!
D
Hi Deb. It’s such a fun mantle! All the measurements are in the post…
LOVE this project (and hoping my hubby will be inspired too b/c I’ve got plans… ;-))! What a wonderful knock-off. Loved it so much I featured it on my blog Vignettes this weekend for a great weekend project idea! Hope your day is a great one…
Thank you Kristin! We love features! Hope your weekend is great too’
Just handed my husband the Pottery Barn catalog yesterday and asked him to make it for me. Now he has direction! Thanks so much for sharing. I love it!!
Lol! That is awesome, Peg! Wanna show us when it’s finished?
Hi!
Great tutorial! Had a go at this myself and have been really pleased with the result! Not as professional finish as yours Shannon & Dean, but I’m happy with it and it now sits proudly over our bed!
Thank you so much for taking the time to create this great website and all the tips etc! Couldn’t have made this so successfully without the help here.
Have a look at my finished attempt here:
http://www.tumblr.com/blog/scottrowley82
Cheers from the UK!
Scott xx
Awesome! Thank you, we love to hear stories like that!
Hi. I love it!!! Even if I do love PB I do not like the high rip-off prices when someone as clever as yourself can reinvent the same at a fraction of the cost. Sorry PB!!! It is beautiful!
Could you loan out your hubby. What a GREAT man to put together all of your ideas & you get to do the creative touches. You are very blessed. I have enjoyed looking at all of your DIY ideas this morning.
Thank you for sharing. Angela
Hi Angela, I hear ya! I love PB and RH – I just cannot justify the prices!!! And I totally agree, I am very blessed to have Dean for my hubby! Glad you enjoyed poking around our little blog this morning!
Great PB DIY! Thank you! Do you have an approximation of how much it weighed once completed? Where I would like to place it cannot handle excessive weight.
Thank you!
I do not know what it weighed. It does need to be hung somewhere solid as it isn’t exactly light. Plus the display items on top add some weight too.
Love this! You did a great job! What was the finished size of this piece? Also, how did you hang it?
Hi! I just found your blog and I am very interested in learning how to make that barnwood-looking square that you have on the mantle. I have looked everywhere and can’t seem to find it. Could you direct me to the right page?
I’m afraid we never did post about that one! I’ll see what I can come up with.
Brilliant! Thanks for the great ideas. Your work looks so simple and the results are stunning! Good job.
Love it! And a great tutorial.
In this email, there is an article for a Rustin Mantel Shelf Ledge. Under the mantel, there is a piece of wood with the date 04.13.96. I am interested in how that was made. Is it real wood, is it painted or is that a chalk marker, it is an anniversary date? I would like close up pics if possible. Thank you in advance, Anita
There is a post about that project here: http://akadesign.ca/special-date-stenciled-sign/
Finished this mantle this weekend and I’m in love! I made my bottom box a little longer, but the instructions were easy to follow. Thanks so much!
Excellent – that’s so great to hear! xo
Ahhh!! I want to do this so badly. The only thing stopping me is the mitered corners. I don’t think my husband knows how to do that! lol
I love that the spack-filler goes on pink and turns white when dry! Love products that build-in these great little extras. (I’ve not heard of it in Australia so I guess i’ll have to make do with the ordinary, boring products we have.)
I would never have guessed your mantle shelf was hollow. What a great idea. I don’t have anywhere I could use this in my little apartment but I might use the idea of adding some trim under my Ikea picture ledges (those same ones your used in your kitchen for your herbs and spices). Of course, I’ll paint my trim a crisp white like the ledges. I’m not into the ‘shabby-chic’ look in my home (I was 15 years ago but I guess I’m over it now).
Thanks for sharing.
Lol. Yes, that pink-turns-white is super handy sometimes! The extra trim would likely add a nice touch to your space!