Feet to Inches Converter

Convert feet to inches by multiplying by 12. Enter a length in feet (decimals allowed) to get inches and centimeters. Example: 6 ft = 72 in.

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Feet (ft)

Decimal places

How to use the Feet to Inches Converter

Type the value in feet.
Choose how many decimal places you want.
Press Calculate to see the value in inches, with the formula and steps.

Formula and method

inches = feet × 12

A foot is exactly 12 inches. For feet and inches such as 5 ft 9 in, multiply the feet and add the inches: 5 × 12 + 9 = 69 in.

ft to in conversion chart

Feet	Inches
0.5 ft	6 in
1 ft	12 in
1.5 ft	18 in
2 ft	24 in
3 ft	36 in
4 ft	48 in
5 ft	60 in
5.5 ft	66 in
6 ft	72 in
6.5 ft	78 in
7 ft	84 in
8 ft	96 in
10 ft	120 in
12 ft	144 in
20 ft	240 in
50 ft	600 in
100 ft	1,200 in

Height in inches

Heights are often converted to inches for charts and forms. 5 ft 0 in = 60 in, 5 ft 6 in = 66 in, 5 ft 10 in = 70 in, 6 ft 0 in = 72 in. For BMI calculations, enter total inches into the BMI calculator.

Lumber and room sizes

A 2 x 4 stud cut to 8 ft is 96 in; a standard door at 6 ft 8 in is 80 in tall; a 12 ft x 12 ft room measures 144 in on each side. Convert decimal feet to feet and inches by multiplying the decimal by 12: 6.75 ft = 6 ft 9 in.

What are feet and inches?

The international foot is 12 inches, or exactly 0.3048 meters.

An inch is one twelfth of a foot. Since the international agreement of 1959 it is defined as exactly 2.54 centimeters.

How to convert feet to inches step by step

Write the value you want to convert: 5.75 ft.
Apply the rule feet to inches: × 12.
Calculate: 5.75 × 12 = 69 in.
Check a second value, 30 ft: 30 × 12 = 360 in.

Round the answer to the precision you need. For quick checks use the mental estimate in the formula section above, and use the converter for exact results.

Full ft to in chart

ft	in	ft	in	ft	in
0.5 ft	6 in	5.5 ft	66 in	10.5 ft	126 in
1 ft	12 in	6 ft	72 in	11 ft	132 in
1.5 ft	18 in	6.5 ft	78 in	11.5 ft	138 in
2 ft	24 in	7 ft	84 in	12 ft	144 in
2.5 ft	30 in	7.5 ft	90 in	12.5 ft	150 in
3 ft	36 in	8 ft	96 in	13 ft	156 in
3.5 ft	42 in	8.5 ft	102 in	13.5 ft	162 in
4 ft	48 in	9 ft	108 in	14 ft	168 in
4.5 ft	54 in	9.5 ft	114 in	14.5 ft	174 in
5 ft	60 in	10 ft	120 in	15 ft	180 in

Frequently asked questions

How many inches are in a foot?

12 inches.

How many inches is 6 feet?

6 x 12 = 72 inches.

How many inches is 5 feet 7 inches?

5 x 12 + 7 = 67 inches.

Sources

NIST: Unit conversion factors

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Effortless Math Team

8 minutes ago