Calculators can be used to convert measurements from one unit to another

Convert Square Inches to Square Feet

Convert from square inches to square feet with this simple formula:
square feet = square inches × 0.006944
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1 Square Inch = 0.006944 Square Feet

Learn How to Convert Square Inches to Square Feet Using our Conversion Formula

Converting a square inch area measurement to a square foot measurement involves multiplying your area by the conversion ratio to find the result. A square inch is equal to 0.006944 square feet, so to convert simply multiply by 0.006944.

For example, 5sq in = (5 × 0.006944) = 0.034722sq ft.

Learn more on how to find the square footage of your space using our square footage calculator.

Square inches and square feet are both units used to measure area. Learn more about area and find more area measurement conversion calculators. A square inch is an imperial measurement and can be abbreviated as sq in, for example 1sq in. A square foot is an imperial measurement and can be abbreviated as sq ft, for example 1sq ft.

square inches and square feet are units used to measure area
Convert Square Feet to Square Inches

More Area Conversions

Convert to Acres Area
1sq in is equal to 1.5942E-7 acres
Convert to Square Miles Area
1sq in is equal to 2.491E-10 square miles
Convert to Square Yards Area
1sq in is equal to 0.000772 square yards
Convert to Square Kilometers Area
1sq in is equal to 6.4516E-10 square kilometers
Convert to Square Meters Area
1sq in is equal to 0.000645 square meters
Convert to Square Centimeters Area
1sq in is equal to 6.4516 square centimeters
Convert to Square Millimeters Area
1sq in is equal to 645.16 square millimeters

Square Inch Measurements and Equivalent Square Foot Conversions

Common square inch values converted to the equivalent square foot value
Square Inches Square Feet Square Inches Square Feet Square Inches Square Feet
1 0.006944 21 0.145833 41 0.284722
2 0.013889 22 0.152778 42 0.291667
3 0.020833 23 0.159722 43 0.298611
4 0.027778 24 0.166667 44 0.305556
5 0.034722 25 0.173611 45 0.3125
6 0.041667 26 0.180556 46 0.319444
7 0.048611 27 0.1875 47 0.326389
8 0.055556 28 0.194444 48 0.333333
9 0.0625 29 0.201389 49 0.340278
10 0.069444 30 0.208333 50 0.347222
11 0.076389 31 0.215278 51 0.354167
12 0.083333 32 0.222222 52 0.361111
13 0.090278 33 0.229167 53 0.368056
14 0.097222 34 0.236111 54 0.375
15 0.104167 35 0.243056 55 0.381944
16 0.111111 36 0.25 56 0.388889
17 0.118056 37 0.256944 57 0.395833
18 0.125 38 0.263889 58 0.402778
19 0.131944 39 0.270833 59 0.409722
20 0.138889 40 0.277778 60 0.416667