Square feet to square millimeters (ft² to mm²) converter

You can enter a value in either the square feet (ft²) or square millimeters (mm²) input fields. For an understanding of the conversion process, we include algebraic formulas.

See conversions to common Area units and easily switch Area units in the two tabbed section below. Use the search bar above to find additional conversions.

Tip: Click the "Swap" button to switch from converting square feet to square millimeters to square millimeters to square feet.

square feet (ft²)

 

square millimeters (mm²)

 
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1 ft² = 92903.04 mm² 1 mm² = 1.076E-5 ft²

Algebraic Steps / Dimensional Analysis Formula
ft² * 144 in²
1 ft²		 * 6.4516 cm²
1 in²		 * 100 mm²
1 cm²		 = mm²

Direct Conversion Formula
ft² * 92903.04 mm²
1 ft²		 = mm²

If you would like to switch between Area units, select from the tables below

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