Square Inch to Square Feet Conversions

‘Inch’ and ‘foot’ are measurement units for length. Both are commonly used, with the preference for one or the other arising out of the length to be measured and local preference. ‘Inch’ is the smaller of the two units and is, therefore, preferred when measuring smaller lengths.

When the area of a two-dimensional space, such as land or the floor space of an apartment, is measured in terms of feet, the resulting figure is in square feet. When the area of a surface is measured in terms of inches, the resulting number is in square inches. The table below illustrates the relationship between these units.

Inches to feet/ Feet to inches

1 Inch

0.08 Feet

1 Foot

12 inches

Square inches to square feet

1 Square inch

0.007 Square feet

Square feet to square inches

1 Square foot

144 Square inches


What is square inch?

Square inch is a measurement unit of area; it is derived when area is calculated on the basis of measurements taken in inches. Given that ‘inch’ is a relatively small measurement unit of length compared to other common units such as meter, foot, and yard, it is commonly used to measure smaller surfaces. For instance, a property’s built-up area is commonly denoted in square feet or square meters, whereas the measurements for furniture or smaller interior details are other denoted in inches.

1 Square Inch

0.00065 sq m

1 Square Inch

0.00694 sq ft

1 Square Inch

6.452 sq cm

1 Square Inch

645.16 sq mm

1 Square Foot

144 sq in

1 Square Meter

1,550 sq in


What are square feet?

Square feet are a measurement unit for area; it is derived when area is calculated on the basis of measurements taken in the unit ‘foot’ (plural: feet). Square feet are commonly used to denote the area of a flat, bungalow, and other constructions in the present day.

1 sqft

144 square inches

1 sqft

0.11 square yards

1 sqft

0.0929 square meters

1 sqft

0.00002295684113 Acre

1 sqft

0.0009182736455 Guntha

Steps to convert square inch to square feet (Sq Inch to Sq ft)

Given how commonly both units – square inches and square feet – are used in current real estate projects, one may often to convert values between the two units. When assessing/ selling/ buying a property, it is imperative that all the parties involved converse in one common unit to ensure effective communication.

Formula to convert square inches to square feet:

Area in square inches x 0.007 = Area in square feet

In other words, you need to multiply the area you want to convert from square inches to square feet with 0.007 to arrive at the area in terms of square feet. The table below illustrates a few such conversions.

Sq. Inches

Sq. Feet

1

0.007

5

0.035

10

0.07

15

0.105

20

0.14


Steps to convert square feet to square inch

You may also need to convert square feet to square inches, particularly when assessing the area of smaller surfaces and spaces.

1 square feet in inches is 144. So, the formula to convert to square feet to square inches is:

Area in square feet x 144 = Area in square feet

You need to multiply the area you wish to convert with 144 to arrive at the final number in terms of square inches. The table below illustrates a few such conversions.

Sq. Feet

Sq. Inches

1

144

5

720

10

1,440

15

2,160

20

2,880


Square inch to square feet conversion table

The table below illustrates a few examples as reference when you wish to convert inches to square feet.

Square Inch

Square Feet

1 square inch

0.007 square feet

100 square inches

0.7 square feet

200 square inches

1.4 square feet

300 square inches

2.1 square feet

500 square inches

3.5 square feet

Frequently asked questions

How many Square Inch make a square feet?

1 Square inch equals 0.007 square ft. You can use a unit calculator available online to easily convert the desired number from Square inch to square feet.

What is the symbol of square inch?

The symbol of square inch is sq inch.

What is the symbol of the square feet?

The symbol of Square Feet is ft2, so you can write 1 Square feet as sq ft.