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Convert Square Miles to Square Feet

mi2\mathrm{mi}^{2}
=
ft2\mathrm{ft}^{2}

Square Mile (mi²)

An imperial unit of area equal to the area of a square with sides of 1 mile.

Square Foot (ft²)

An imperial unit of area equal to the area of a square with sides of 1 foot.

Square Miles to Square Feet Conversion Table

Square Miles (mi²)Square Feet (ft²)
127878411.99961
255756823.99923
5139392059.99806
10278784119.99613
20557568239.99225
501.393920599981 × 10^9
1002.787841199961 × 10^9
2506.969602999903 × 10^9
5001.393920599981 × 10^10
10002.787841199961 × 10^10

How to Convert Square Miles to Square Feet

Conversion factor:

1 mi2=27878411.99961 ft21\,\mathrm{mi}^{2} = 27878411.99961\,\mathrm{ft}^{2}

Inverse factor:

1 ft2=3.587004883972×10−8 mi21\,\mathrm{ft}^{2} = 3.587004883972 × 10^-8\,\mathrm{mi}^{2}

Example

Convert 15 mi² to ft²:

ft2=mi2×27878411.99961\mathrm{ft}^{2} = \mathrm{mi}^{2} \times 27878411.99961
ft2=15×27878411.99961\mathrm{ft}^{2} = 15 \times 27878411.99961
ft2=418176179.99419\mathrm{ft}^{2} = 418176179.99419
=418176179.99419 ft2= 418176179.99419 \, \mathrm{ft}^{2}

All conversions from Square Miles (mi²)