Bestsellers - The Knotty Lumber Co.

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Black Walnut 4/4 - 5 Pack

22 reviews

$96.00$120.00

4/4 Black Walnut Lumber – 5-Pack | Kiln-Dried Hardwood | S2S Black Walnut is one of North America's most prized native hardwoods — celebrated for its rich chocolate-brown heartwood, striking...

Black Walnut 8/4 - 5 Pack

5 reviews

$235.00$294.00

8/4 Black Walnut Lumber – 5-Pack | Kiln-Dried Hardwood | S2S Black Walnut is one of North America's most prized native hardwoods — celebrated for its rich chocolate-brown heartwood, refined...

4-6"
6-8"
4-6"
6-8"

Ambrosia Maple Cutting Board Blanks - 17.5"x11.5"x1.5"

10 reviews

$181.00$258.00

Ambrosia Maple Hardwood Cutting Boards Bulk 5 Pack of DIY Blanks Built for makers who want character rich hardwood without the prep work. These Ambrosia Maple cutting board blanks are...

Black Walnut Cutting Board Blanks - 17.5"x11.5"x1.5"

3 reviews

$301.00$431.00

Walnut Hardwood Cutting Boards – Bulk 5 pack of DIY Blanks Built for makers who want premium material without the prep work. These Walnut cutting board blanks are professionally glued...

5 Pack - Ambrosia Maple Cutting Board Blanks ¾" Thick

1 review

$87.00

Ambrosia Maple Hardwood Cutting Boards – Bulk 5 Pack of DIY Blanks Built for makers who want premium material without the prep work. These Ambrosia Maple cutting board blanks are...

5 Pack - Black Walnut Cutting Board Blanks ¾" Thick

3 reviews

$130.00

Walnut Hardwood Cutting Boards – Bulk 5 pack of DIY Blanks Built for makers who want premium material without the prep work. These Walnut cutting board blanks are professionally glued...

Black Walnut Coaster Blanks

1 review

$130.00

Black Walnut wood is a beloved choice among North American furniture makers, and it's our specialty here at The Knotty Lumber Co! Our black walnut delivers rich, chocolatey tones and...

Black Walnut Thins (24"x4"x1/4")

No reviews

$30.00$38.00

What Can I Expect?These packs include:2 pcs of premium cut thins 24"x4"x1/4" wide,

Red oak wood board with visible grain patterns on a grey background. branded with 'The Knotty Lumber Co'

Red Oak 4/4

1 review

$8.00

This North American hardwood is a versatile gem, seamlessly adapting to both hand and power tools. Its affordability and availability make it a favorite for a wide range of interior...

Ambrosia Maple Thins (24"x4"x1/4")

No reviews

$19.00$25.00

Bring warmth and character to your next project with our Wormy Maple lumber packs. Known for its natural worm tracks and unique color streaking, Wormy Maple offers a distinct rustic...

Aromatic Cedar Thins (24"x4"x1/4")

2 reviews

$19.00$25.00

Add natural fragrance and vibrant contrast to your next build with our Aromatic Cedar lumber packs. With its signature reddish heartwood, creamy sapwood, and unmistakable scent, Aromatic Cedar is perfect...

Hickory Thins (24"x4"x1/4")

No reviews

$19.00$24.00

Elevate your woodworking projects with the classic charm of Hickory lumber. Renowned for its strength and durability, Hickory is a top choice for high-end furniture, flooring, and millwork. Its heartwood...

S4S Hickory 4/4 - 5 Pack

No reviews

$76.00

Premium S4S Hickory Hickory is known for its unmatched toughness, bold grain, and striking colour variation. With dramatic contrast between light sapwood and darker heartwood, it delivers a rugged, authentic...

a Lumber pack of ambrosia maple wood with natural color streaking and unique patterns.

S4S Ambrosia Maple 4/4 - 5 Pack

2 reviews

$82.00

Premium S4S Ambrosia Maple Ambrosia Maple is celebrated for its light creamy base colour accented by dramatic grey blue streaking and natural mineral lines. Created by the ambrosia beetle, each...

a lumber pack of Aromatic Cedar wood with reddish heartwood and creamy sapwood, branded by THE KNOTTY LUMBER CO.

S4S Aromatic Cedar 4/4 - 5 Pack

No reviews

$87.00

Premium S4S Aromatic Cedar Aromatic Cedar is instantly recognizable for its rich reddish purple heartwood, creamy sapwood contrast, and unmistakable natural fragrance. Beyond its striking appearance, this wood is prized...

S4S Black Walnut 8/4 - 5 Pack

No reviews

$273.00$341.00

Premium 8/4 S4S Black Walnut – 5 Pack Bring deep colour and refined elegance to your next woodworking project with Black Walnut, one of the most sought after North American...

cherry wood lumber pack with visible wood grain, prepared for crafting.

Cherry 4/4 - 5 Pack

3 reviews

$78.00$87.00

4/4 Cherry Lumber – 5-Pack | Kiln-Dried Hardwood | S2S Cherry is one of the most beloved domestic hardwoods among furniture and cabinet makers — and for good reason. Its...

Stack of premium cut hard maple wood lumber pack with visible creamy off-white color and fine grain texture.

Hard Maple 4/4 - 5 Pack

2 reviews

$87.00$95.00

4/4 Hard Maple Lumber – 5-Pack | Kiln-Dried Hardwood | S2S Hard Maple is one of North America's hardest and most durable domestic hardwoods. It's a true workhorse species prized...

Ambrosia Maple 4/4 - 5 Pack

47 reviews

$69.00

4/4 Ambrosia Maple Lumber | 5-Pack | Kiln-Dried Figured Hardwood Ambrosia Maple is Soft Maple with a touch of nature's artistry — the same pale, creamy base wood marked with...

Ambrosia Maple 8/4 - 5 Pack

6 reviews

$110.00$130.00

8/4 Ambrosia Maple Lumber – 5-Pack | Kiln-Dried Figured Hardwood | S2S Ambrosia Maple is Soft Maple with a touch of nature's artistry — the same pale, creamy base wood...

4-6"
6-8"
4-6"
6-8"

Latest Articles

The Ultimate Guide to the Best Finishes for Cutting Boards

Discover the best finishes for cutting boards. Our expert guide compares food-safe oils, waxes, and conditioners to protect and beautify your wood ...

Nicole Hollyer / 2026-06-17

Best Sander for Live Edge Slabs: Achieve a Perfect Finish

Find the best sander for live edge slabs. Compare orbital, belt, & flap sanders to get a perfect finish without ruining the delicate edge.

John Wassell / 2026-06-04

Rough Cutting Lumber: A Woodworker's Guide to Better Wood

Unlock the value in rough cutting lumber. Our guide explains what it is, how to mill it, and where to buy it for higher-quality projects at a lower...

John Wassell / 2026-05-18

The Table Saw Guide Every Woodworker Actually Needs

John Wassell / 2026-04-20

Common Questions and Facts on

What is dimensional lumber?

Dimensional lumber refers to lumber that is cut and sold in standardized sizes, such as 2x4s, 2x6s, etc. It's commonly used in construction and woodworking projects for framing, building, and other structural applications. The dimensions are usually nominal, meaning the actual size is slightly smaller due to planing and smoothing.

What do 4/4 and 8/4 mean?

The sizes refer to the thickness: 4/4 (four-quarter) is approximately 1 inch (2.54 cm) thick 8/4 (eight-quarter) is approximately 2 inches (5.08 cm) thick The "quarter" system is a traditional way to measure lumber thickness, where 1/4 represents 1/4 inch of thickness.

What is your return policy?

We accept returns within 30 days.

How long does shipping take?

Shipping usually takes 3-5 business days.

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