Dimensions of an American Football Field (IFAF Rules)
1 yard =  0.9478 0.9144 0.8667
Dimension Feet Yards Min yards Metres Min metres
Length between goal lines 300.0 100.00 94.78 91.440 86.670
Length between end lines 360.0 120.00 113.74 109.728 104.004
Length between limit lines (12ft around) 396.0 132.00 125.11 120.701 114.404
Length of shortened field (90yds) between goal lines 270.0 90.00 85.31 82.296 78.003
Length of shortened field (90yds) between end lines 330.0 110.00 104.26 100.584 95.337
Length of shortened field (90yds) between limit lines (18ft around) 366.0 122.00 115.64 111.557 105.737
Length of shortened field (90yds) with minimum end zones (7yds) between goal lines 270.0 90.00 85.31 82.296 78.003
Length of shortened field (90yds) with minimum end zones (7yds) between end lines 312.0 104.00 98.57 95.098 90.137
Length of shortened field (90yds) with minimum end zones (7yds) between limit lines (6ft round) 324.0 108.00 102.37 98.755 93.604
Length of shortened field (90yds) with minimum end zones (7yds) between limit lines (12ft round) 336.0 112.00 106.16 102.413 97.070
Length of shortened field (90yds) with minimum end zones (7yds) between limit lines (18ft round) 348.0 116.00 109.95 106.070 100.537
Width between sidelines 160.0 53.33 50.55 48.768 46.224
Width between coaching box lines (6ft outside each sideline) 172.0 57.33 54.34 52.426 49.691
Width between team area lines (12ft outside each sideline) 184.0 61.33 58.13 56.083 53.158
Width between limit lines (18ft around) 196.0 65.33 61.93 59.741 56.624
Width between minimum team area lines (24ft around) 208.0 69.33 65.72 63.398 60.091
Minimum height over the field in an indoor stadium 90.0 30.00 28.44 27.432 26.001
Distance between 5 yard lines 15.0 5.00 4.74 4.572 4.334
Distance between sideline and coaching box line 6.0 2.00 1.90 1.829 1.733
Distance between coaching box line and team area line 6.0 2.00 1.90 1.829 1.733
Normal size of end zone 30.0 10.00 9.48 9.144 8.667
Minimum depth of end zone 21.0 7.00 6.63 6.401 6.067
Distance from sideline to hash marks 60.0 20.00 18.96 18.288 17.334
Distance from sideline to 9yd marks 27.0 9.00 8.53 8.230 7.800
Height of number 6.0 2.00 1.90 1.829 1.733
Width of number 4.0 1.33 1.26 1.219 1.156
Height of crossbar 10.0 3.33 3.16 3.048 2.889
Width between goal uprights 18.5 6.17 5.84 5.639 5.345
Minimum height of uprights above crossbar 20.0 6.67 6.32 6.096 5.778
Width of line markings 0.33 0.11 0.11 0.102 0.096
Space between yard lines and sideline 0.33 0.11 0.11 0.102 0.096
Length of hashmarks 2.0 0.67 0.63 0.610 0.578
1 yard 3.0 1.00 0.95 0.914 0.867
1 foot 1.0 0.33 0.32 0.305 0.289
1 inch 0.0833 0.03 0.03 0.025 0.024