Feet to Decimeters (ft to dm) Converter

How to convert feet to decimeters

Formuladm = ft × 3.048

Multiply the value in feet by 3.048. To go the other way, multiply by 0.3280839895 (or divide by 3.048).

A foot is larger than a decimeter: one foot contains 3.048 decimeters.

Worked examples

1 foot1 ft × 3.048 = 3.048 dm
5 feet5 ft × 3.048 = 15.24 dm
10 feet10 ft × 3.048 = 30.48 dm
20 feet20 ft × 3.048 = 60.96 dm
100 feet100 ft × 3.048 = 304.8 dm

Feet to decimeters conversion table

Values are calculated by the conversion engine and rounded to 8 significant figures.

Feet to decimeters: 0.1–10 ft
Feet (ft)	Decimeters (dm)
0.1 ft	0.3048 dm
0.25 ft	0.762 dm
0.5 ft	1.524 dm
1 ft	3.048 dm
2 ft	6.096 dm
3 ft	9.144 dm
4 ft	12.192 dm
5 ft	15.24 dm
6 ft	18.288 dm
7 ft	21.336 dm
8 ft	24.384 dm
9 ft	27.432 dm
10 ft	30.48 dm

Feet to decimeters: 12–1,000 ft
Feet (ft)	Decimeters (dm)
12 ft	36.576 dm
15 ft	45.72 dm
20 ft	60.96 dm
25 ft	76.2 dm
30 ft	91.44 dm
40 ft	121.92 dm
50 ft	152.4 dm
75 ft	228.6 dm
100 ft	304.8 dm
250 ft	762 dm
500 ft	1,524 dm
1,000 ft	3,048 dm

About the units

Foot (ft)

Exactly 0.3048 m, or 12 inches. Feet are used in the US for height, room dimensions and aircraft altitude; a standard ceiling is 8 ft.

Decimeter (dm)

The decimeter (dm) is a unit of length in the International System of Units (SI). One decimeter equals 0.1 meters (m).

Frequently asked questions

How many decimeters are in one foot?

There are 3.048 decimeters in one foot, and this value is exact by definition.

How do I convert feet to decimeters?

Multiply the number of feet by 3.048. For example, 10 ft × 3.048 = 30.48 dm.

How many feet are in one decimeter?

One decimeter equals 0.3280839895 feet. That is the reverse factor, 1 ÷ 3.048.

What is 10 feet in decimeters?

10 ft = 30.48 dm.

Is this ft to dm converter accurate?

Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.

Feet to Decimeters Converter