Conversion Factors - Length, Area & Volume

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Length

Inches	Feet	Yards	Meters	Links	Chains	Rods	Miles
1	0.083	0.0278	0.0254	0.126	–	0.0051	–
7.92	0.66	0.22	0.201	1	0.01	0.04	–
12	1	0.333	0.3048	1.515	0.0152	0.0606	0.00019
36	3	1	0.9144	4.545	0.0455	0.1818	0.00057
39.37	3.2808	1.0936	1.00	4.971	0.0497	0.199	0.00062
198	16.5	5.5	5.03	25.0	0.25	1.00	0.00313
792	66	22.0	20.11	100.0	1.00	4.00	0.0125
–	5280	1760.0	1609.3	8000	80.0	32.0	1.00

Square Inches	Square Feet	Square Yards	Square Meters	Square Links	Square Chains	Acres	Ha.
1	0.00694	–	–	0.0159	–	–	–
62.7264	0.4356	–	–	1.0	0.0001	0.00001	–
144	1.0	0.1111	0.0929	2.2957	0.00023	–	–
1296	9.0	1.0	0.8361	20.6613	0.0021	–	–
15,500	107.64	11.96	10.0	247.106	0.025	–	–
–	43560	4840	4046.7	100,000	10.0	1	0.4047
–	–	11,960	10,000	–	24.71	2.471	1

Units	Gross Volume (Stacked Roundwood)		Net Volume*
Feet	Cubic Feet	Cubic Meters	Cubic Feet	Cubic Meters
4 x 4 x 8	128	3.62	90	2.55
4 x 4 1/2 x 8	144	4.08	101	2.86
4 x 5 x 8	160	4.53	113	3.20
4 x 5 1/4 x 8	168	4.76	118	3.34
4 x 6 x 8	192	5.44	135	3.82
4 x 8 x 8	256	7.25	180	5.10

1 ft³ = 0.028317 M³
1 M³ = 35.313378 ft³