Foot to Decimeter Converter

Length Converter

31 units available

Decimals:

From

To

3.048

1 ft = 3.048 dm

Formula:

dm = ft × 3.048

With your value: 1 ft = 3.048 dm

How big is that?

Everyday references on a logarithmic scale, all expressed in foot so you can sanity-check the result.

Credit card (long side) (1/3.6 your value)0.281 ft

A4 sheet (height) (1/1.0 your value)0.974 ft

Your value1.00 ft

Adult stride (2.5× your value)2.46 ft

Standard door height (6.6× your value)6.56 ft

London double-decker bus (36× your value)36.1 ft

Other Foot to Decimeter conversions

2 ft to dm 3 ft to dm 4 ft to dm 5 ft to dm 6 ft to dm 7 ft to dm 8 ft to dm

Foot to Decimeter Conversion Table

Foot (ft)	Decimeter (dm)
0.5	1.524
1	3.048
2	6.096
5	15.24
10	30.48
15	45.72
20	60.96
25	76.2
50	152.4
100	304.8
250	762
500	1,524
1000	3,048

Decimeter to Foot Conversion Table

Decimeter (dm)	Foot (ft)
0.5	0.164042
1	0.328084
2	0.656168
5	1.64042
10	3.28084
15	4.92126
20	6.56168
25	8.2021
50	16.404199
100	32.808399
250	82.020997
500	164.041995
1000	328.08399

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Foot (ft)

Length

Exact conversion

1 foot = 0.3048 m exactly (international foot, 1959).

The US survey foot (1200/3937 m) was deprecated for new work on 31 December 2022 and differs by about 2 ppm.

Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442

US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01

Decimeter (dm)

Length

Exact conversion

Traceable to the metre, defined by fixing the speed of light in vacuum at 299 792 458 m/s. Imperial lengths derive from the 1959 international yard (0.9144 m exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

How to Convert Foot to Decimeter

To convert from Foot (ft) to Decimeter (dm), multiply the value by 3.048.

Formula: dm = ft × 3.048

Reverse: ft = dm × 0.3280839895

Step-by-Step Example

Start with your value in Foot. For example: 5 ft
Multiply by the conversion factor: 5 x 3.048
The result is: 15.24 dm

About Foot

The foot is an imperial unit equal to 12 inches or 0.3048 meters. It remains widely used in the US, UK, and Canada for everyday measurements.

Fun Fact: The foot was originally based on the length of a human foot, which varied from region to region.

Common uses: height measurement, real estate, construction.

About Decimeter

The decimeter (dm) is a unit of distance and length. One decimeter equals 0.1 metres. UnitConvertLab converts it against every other length unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: length calculations, engineering and science, education.

Frequently Asked Questions

How many Decimeter are in 1 Foot?

There are exactly 3.048 Decimeter in 1 Foot. This means the conversion factor from Foot to Decimeter is 3.048.

What is the formula to convert Foot to Decimeter?

The formula to convert Foot to Decimeter is: dm = ft × 3.048. For example, to convert 10 Foot to Decimeter, you would multiply 10 by 3.048.

What is a Foot?