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Feet to inches

1 foot = 12 inches

Type a value in feet (ft) to get inches (in) straight away. A foot is larger than an inch, so the number goes up. Both units belong to length, measured here against the meter.

1 ft = 12 in

Formula

in = ft × 12

One foot is 12 inches, so multiply the foot value by that factor. Here ft is the value in feet and in is the result in inches.

Worked example: 6 feet × 12 = 72 inches.

Feet to inches table

feet (ft)inches (in)
1 ft12 in
2 ft24 in
3 ft36 in
4 ft48 in
5 ft60 in
6 ft72 in
7 ft84 in
8 ft96 in
9 ft108 in
10 ft120 in
15 ft180 in
20 ft240 in
25 ft300 in
30 ft360 in
40 ft480 in
50 ft600 in
60 ft720 in
75 ft900 in
100 ft1,200 in

Everyday feet in inches

What it isftin
a 12-inch ruler1 ft12 in
5 ft in height5 ft60 in
6 ft in height6 ft72 in
a typical room ceiling height (about)10 ft120 in
the height of Mount Everest (about)29,029 ft348,348 in

Quick estimate in your head

Multiply by about 12. For 6 ft that gives 72 in against an exact 72 in, an error under 0.1%.

About the units

Foot (ft). 12 inches, exactly 0.3048 m. Used for height and room sizes in the US, UK and India.

Inch (in). Exactly 2.54 cm since the 1959 international yard agreement. Common for screens, tyres and pipes.

Going the other way, 1 inch is 0.0833333 feet.

Questions

How many inches are in 1 foot?

1 foot is 12 inches, and 1 inch is 0.0833333 feet.

How do I convert feet to inches?

Use in = ft × 12. For example, 6 feet × 12 = 72 inches.

Is the foot to inch factor exact?

Yes, the definitions are exact, so the factor is exact. Results here are rounded to 6 significant digits for display.

How much is the height of Mount Everest in inches?

29,029 ft is 348,348 in.

Source for the conversion factor: NIST SP 811, Appendix B (conversion factors).

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