Square Foot to Square Inch Conversion (ft² to in²)

Please enter square foot (ft²) value of area unit to convert square foot to square inch.

How Many Square Inch in a Square Foot?

There are 144 square inch in a square foot.
1 Square Foot is equal to 144 Square Inch.
1 ft² = 144 in²

Square Foot Definition

A square foot (pl. square feet) is one of the most commonly used non-metric and non-SI unit of area. In the countries traditionally tied with the Imperial system, a square foot can be used for measuring square footage of relatively small kinds of areas, including the one of rooms, middle size objects, etc. A square foot is equal to 144 square inches, or 0.0929 square meters. Instead of a common short symbol, this unit is usually marked as sq ft or ft2.

Convert Square Foot

Square Inch Definition

Used very often in the framework of the Imperial system, square inches are the units of area which represent a square-shaped area with one inch on each side. One square inch is equal to 6.4516 square centimeters and can be marked with the symbols of sq in or in2. It is widely used primarily in architecture, engineering, construction, and other related areas requiring measuring of relatively small areas.

Convert Square Inch

About ft² to in² Converter

This is a very easy to use square foot to square inch converter. First of all just type the square foot (ft²) value in the text field of the conversion form to start converting ft² to in², then select the decimals value and finally hit convert button if auto calculation didn't work. Square Inch value will be converted automatically as you type.

The decimals value is the number of digits to be calculated or rounded of the result of square foot to square inch conversion.

You can also check the square foot to square inch conversion chart below, or go back to square foot to square inch converter to top.

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Square Foot to Square Inch Conversion Examples

1 ft² = 144 Square Inch

Example for 12 Square Foot: 
12 Square Foot = 12 (Square Foot) 
12 Square Foot = 12 x (144 Square Inch) 
12 Square Foot = 1728 Square Inch 

Example for 11 Square Foot: 
11 Square Foot = 11 (Square Foot) 
11 Square Foot = 11 x (144 Square Inch) 
11 Square Foot = 1584 Square Inch 

Example for 100 Square Foot: 
100 Square Foot = 100 (Square Foot) 
100 Square Foot = 100 x (144 Square Inch) 
100 Square Foot = 14400 Square Inch 

Square Foot to Square Inch Conversion Chart

Square FootSquare Inch
1 ft²144 in²
2 ft²288 in²
3 ft²432 in²
4 ft²576 in²
5 ft²720 in²
6 ft²864 in²
7 ft²1008 in²
8 ft²1152 in²
9 ft²1296 in²
10 ft²1440 in²
11 ft²1584 in²
12 ft²1728 in²
13 ft²1872 in²
14 ft²2016 in²
15 ft²2160 in²
16 ft²2304 in²
17 ft²2448 in²
18 ft²2592 in²
19 ft²2736 in²
20 ft²2880 in²
21 ft²3024 in²
22 ft²3168 in²
23 ft²3312 in²
24 ft²3456 in²
25 ft²3600 in²
26 ft²3744 in²
27 ft²3888 in²
28 ft²4032 in²
29 ft²4176 in²
30 ft²4320 in²
31 ft²4464 in²
32 ft²4608 in²
33 ft²4752 in²
34 ft²4896 in²
35 ft²5040 in²
36 ft²5184 in²
37 ft²5328 in²
38 ft²5472 in²
39 ft²5616 in²
40 ft²5760 in²
41 ft²5904 in²
42 ft²6048 in²
43 ft²6192 in²
44 ft²6336 in²
45 ft²6480 in²
46 ft²6624 in²
47 ft²6768 in²
48 ft²6912 in²
49 ft²7056 in²
50 ft²7200 in²
Square FootSquare Inch
50 ft²7200 in²
55 ft²7920 in²
60 ft²8640 in²
65 ft²9360 in²
70 ft²10080 in²
75 ft²10800 in²
80 ft²11520 in²
85 ft²12240 in²
90 ft²12960 in²
95 ft²13680 in²
100 ft²14400 in²
105 ft²15120 in²
110 ft²15840 in²
115 ft²16560 in²
120 ft²17280 in²
125 ft²18000 in²
130 ft²18720 in²
135 ft²19440 in²
140 ft²20160 in²
145 ft²20880 in²
150 ft²21600 in²
155 ft²22320 in²
160 ft²23040 in²
165 ft²23760 in²
170 ft²24480 in²
175 ft²25200 in²
180 ft²25920 in²
185 ft²26640 in²
190 ft²27360 in²
195 ft²28080 in²
200 ft²28800 in²
205 ft²29520 in²
210 ft²30240 in²
215 ft²30960 in²
220 ft²31680 in²
225 ft²32400 in²
230 ft²33120 in²
235 ft²33840 in²
240 ft²34560 in²
245 ft²35280 in²
250 ft²36000 in²
255 ft²36720 in²
260 ft²37440 in²
265 ft²38160 in²
270 ft²38880 in²
275 ft²39600 in²
280 ft²40320 in²
285 ft²41040 in²
290 ft²41760 in²
295 ft²42480 in²

Square Foot to Square Inch Common Values

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