53 1/3 yards
About 37,813 US NFL football fields.
About 105 (105.876124933827422) US NFL football fields.
About four (3.78129) US NFL football fields.
24 whole fields (US, NFL) with some room left over.
100 yards No, actually, an NFL football field in 53.3 yards wide (160 feet).
In the NFL and NCAA, goal posts are 6 inches wide. High school football fields usually use goal posts that are 4 inches wide.
Not counting the endzones it is 1760 (yards in a mile) x 9 miles / 100 = 158.4 football fields. If you count the endzones you are adding 20 yards to the end of the 100 making it 132 fields.
No all football fields are 100 yards.
About 32 (31.76283748) US NFL fields.
The official width of an NFL football field is 160 feet.
266,492 US, NFL fields with some room left over.
4,132,187 US, NFL fields would fit in that area.