Timber
Popular
6x6 Lumber
Last updated May 2026 · Reviewed by Lumberama Editorial Team
Dimensions
Nominal Size:6" × 6"
Actual Size:5.5" × 5.5"
Specifications
Board Feet / Lin Ft:3
Weight / Lin Ft:5.11 lbs
Common Uses
Heavy posts, deck posts, pergola columns, fence corners, structural columns, timber framing
Available Lengths
8 ft
10 ft
12 ft
16 ft
20 ft
About 6x6 Lumber
The 6x6 post is the premium choice for deck support posts, pergola columns, and heavy-duty fence posts. Provides superior strength and visual presence compared to 4x4 posts.