Board Feet equivalent for 1 inch thick material
Length (feet)
  4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Width (inches) 4 1.333 1.667 2 2.333 2.667 3 3.333 3.667 4 4.333 4.667 5 5.333 5.667 6 6.333 6.667
5 1.667 2.083 2.5 2.917 3.333 3.75 4.167 4.583 5 5.417 5.833 6.25 6.667 7.083 7.5 7.917 8.333
6 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10
7 2.333 2.917 3.5 4.083 4.667 5.25 5.833 6.417 7 7.583 8.167 8.75 9.333 9.917 10.5 11.08 11.67  
8 2.667 3.333 4 4.667 5.333 6 6.667 7.333 8 8.667 9.333 10 10.67 11.33 12 12.67 13.33
9 3 3.75 4.5 5.25 6 6.75 7.5 8.25 9 9.75 10.5 11.25 12 12.75 13.5 14.25 15
10 3.333 4.167 5 5.833 6.667 7.5 8.333 9.167 10 10.83 11.67 12.5 13.33 14.17 15 15.83 16.67
11 3.667 4.583 5.5 6.417 7.333 8.25 9.167 10.08 11 11.92 12.83 13.75 14.67 15.58 16.5 17.42 18.33
12 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
13 4.333 5.417 6.5 7.583 8.667 9.75 10.83 11.92 13 14.08 15.17 16.25 17.33 18.42 19.5 20.58 21.67
14 4.667 5.833 7 8.167 9.333 10.5 11.67 12.83 14 15.17 16.33 17.5 18.67 19.83 21 22.17 23.33
15 5 6.25 7.5 8.75 10 11.25 12.5 13.75 15 16.25 17.5 18.75 20 21.25 22.5 23.75 25
16 5.333 6.667 8 9.333 10.67 12 13.33 14.67 16 17.33 18.67 20 21.33 22.67 24 25.33 26.67
17 5.667 7.083 8.5 9.917 11.33 12.75 14.17 15.58 17 18.42 19.83 21.25 22.67 24.08 25.5 26.92 28.33
18 6 7.5 9 10.5 12 13.5 15 16.5 18 19.5 21 22.5 24 25.5 27 28.5 30
19 6.333 7.917 9.5 11.08 12.67 14.25 15.83 17.42 19 20.58 22.17 23.75 25.33 26.92 28.5 30.08 31.67
20 6.667 8.333 10 11.67 13.33 15 16.67 18.33 20 21.67 23.33 25 26.67 28.33 30 31.67 33.33
21 7 8.75 10.5 12.25 14 15.75 17.5 19.25 21 22.75 24.5 26.25 28 29.75 31.5 33.25 35
22 7.333 9.167 11 12.83 14.67 16.5 18.33 20.17 22 23.83 25.67 27.5 29.33 31.17 33 34.83 36.67
23 7.667 9.583 11.5 13.42 15.33 17.25 19.17 21.08 23 24.92 26.83 28.75 30.67 32.58 34.5 36.42 38.33
24 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
25 8.333 10.42 12.5 14.58 16.67 18.75 20.83 22.92 25 27.08 29.17 31.25 33.33 35.42 37.5 39.58 41.67
26 8.667 10.83 13 15.17 17.33 19.5 21.67 23.83 26 28.17 30.33 32.5 34.67 36.83 39 41.17 43.33
27 9 11.25 13.5 15.75 18 20.25 22.5 24.75 27 29.25 31.5 33.75 36 38.25 40.5 42.75 45
28 9.333 11.67 14 16.33 18.67 21 23.33 25.67 28 30.33 32.67 35 37.33 39.67 42 44.33 46.67
29 9.667 12.08 14.5 16.92 19.33 21.75 24.17 26.58 29 31.42 33.83 36.25 38.67 41.08 43.5 45.92 48.33
30 10 12.5 15 17.5 20 22.5 25 27.5 30 32.5 35 37.5 40 42.5 45 47.5 50
 
Board Feet equivalent for 2 inch thick material
Length (feet)
  4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Width (inches) 4 2.67 3.333 4 4.667 5.333 6 6.667 7.333 8 8.667 9.333 10 10.67 11.33 12 12.67 13.33
5 3.333 4.167 5 5.833 6.667 7.5 8.333 9.167 10 10.83 11.67 12.5 13.33 14.17 15 15.83 16.67
6 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
7 4.667 5.833 7 8.167 9.333 10.5 11.67 12.83 14 15.17 16.33 17.5 18.67 19.83 21 22.17 23.33
8 5.333 6.667 8 9.333 10.67 12 13.33 14.67 16 17.33 18.67 20 21.33 22.67 24 25.33 26.67
9 6 7.5 9 10.5 12 13.5 15 16.5 18 19.5 21 22.5 24 25.5 27 28.5 30
10 6.667 8.333 10 11.67 13.33 15 16.67 18.33 20 21.67 23.33 25 26.67 28.33 30 31.67 33.33
11 7.333 9.167 11 12.83 14.67 16.5 18.33 20.17 22 23.83 25.67 27.5 29.33 31.17 33 34.83 36.67
12 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40
13 8.667 10.83 13 15.17 17.33 19.5 21.67 23.83 26 28.17 30.33 32.5 34.67 36.83 39 41.17 43.33
14 9.333 11.67 14 16.33 18.67 21 23.33 25.67 28 30.33 32.67 35 37.33 39.67 42 44.33 46.67
15 10 12.5 15 17.5 20 22.5 25 27.5 30 32.5 35 37.5 40 42.5 45 47.5 50
16 10.67 13.33 16 18.67 21.33 24 26.67 29.33 32 34.67 37.33 40 42.67 45.33 48 50.67 53.33
17 11.33 14.17 17 19.83 22.67 25.5 28.33 31.17 34 36.83 39.67 42.5 45.33 48.17 51 53.83 56.67
18 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60
19 12.67 15.83 19 22.17 25.33 28.5 31.67 34.83 38 41.17 44.33 47.5 50.67 53.83 57 60.17 63.33
20 13.33 16.67 20 23.33 26.67 30 33.33 36.67 40 43.33 46.67 50 53.33 56.67 60 63.33 66.67
21 14 17.5 21 24.5 28 31.5 35 38.5 42 45.5 49 52.5 56 59.5 63 66.5 70
22 14.67 18.33 22 25.67 29.33 33 36.67 40.33 44 47.67 51.33 55 58.67 62.33 66 69.67 73.33
23 15.33 19.17 23 26.83 30.67 34.5 38.33 42.17 46 49.83 53.67 57.5 61.33 65.17 69 72.83 76.67
24 16 20 24 28 32 36 40 44 48 52 56 60 64 68 72 76 80
25 16.67 20.83 25 29.17 33.33 37.5 41.67 45.83 50 54.17 58.33 62.5 66.67 70.83 75 79.17 83.33
26 17.33 21.67 26 30.33 34.67 39 43.33 47.67 52 56.33 60.67 65 69.33 73.67 78 82.33 86.67
27 18 22.5 27 31.5 36 40.5 45 49.5 54 58.5 63 67.5 72 76.5 81 85.5 90
28 18.67 23.33 28 32.67 37.33 42 46.67 51.33 56 60.67 65.33 70 74.67 79.33 84 88.67 93.33
29 19.33 24.17 29 33.83 38.67 43.5 48.33 53.17 58 62.83 67.67 72.5 77.33 82.17 87 91.83 96.67
30 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100