Hardwood Lumber Size Chart
HARDWOOD LUMBER SIZES (Inches) 

(Nominal Size) 

Seasoned (S4S) (Surfaced 4 Sides) 
Seasoned (S2S) (Surfaced 2 Sides) 

Hardwood Lumber 
MINIMUM DRESSED SIZES 

1x4

3/4 x 31/2

13/16 x Random

1x6

3/4 x 51/2

13/16 x Random

1x8

3/4 x 71/2

13/16 x Random

1x10

3/4 x 91/4

13/16 x Random

1x12

3/4 x 111/4

13/16 x Random

5/4x4

11/16 x 31/2

11/16 x Random

5/4x6

11/16 x 51/2

11/16 x Random

5/4x8

11/16 x 71/4

11/16 x Random

5/4x10

11/16 x 91/4

11/16 x Random

5/4x12

11/16 x 111/4

11/16 x Random

2x4

13/4 x 31/2

13/4 x Random

2x6

13/4 x 51/2

13/4 x Random

2x8

13/4 x 71/4

13/4 x Random

2x10

13/4 x 91/4

13/4 x Random

2x12

13/4 x 111/4

13/4 x Random
