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Feet to Millimeters Converter (ft to mm)

1 ft = 304.8 mm. Type any value to convert feet to millimeters.

1 ft = 304.8 mm

Formula: mm = ft × 304.8

Common values
Decimals
In every unit 22 units
Nanometer (nm) 304,800,000 nm
Micrometer (µm) 304,800 µm
Millimeter (mm) 304.8 mm
Centimeter (cm) 30.48 cm
Decimeter (dm) 3.048 dm
Meter (m) 0.3048 m
Kilometer (km) 0.0003048 km
Inch (in) 12 in
Foot (ft) 1 ft
Yard (yd) 0.3333333333 yd
Mile (mi) 0.0001893939394 mi
Nautical mile (nmi) 0.0001645788337 nmi
Mil (thou) (mil) 12,000 mil
Hand (hh) 3 hh
Fathom (ftm) 0.1666666667 ftm
Chain (ch) 0.01515151515 ch
Furlong (fur) 0.001515151515 fur
League (lea) 0.00006313131313 lea
Ångström (Å) 3,048,000,000 Å
Astronomical unit (au) 2.037462155 × 10⁻¹² au
Light-year (ly) 3.221738542 × 10⁻¹⁷ ly
Parsec (pc) 9.877895274 × 10⁻¹⁸ pc

Convert on our server?

If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Calculated in your browser – nothing you type is sent anywhere. Privacy details

Feet to millimeters table

Formula: mm = ft × 304.8

Foot (ft)Millimeter (mm)
0.1 ft30.48 mm
0.25 ft76.2 mm
0.5 ft152.4 mm
1 ft304.8 mm
2 ft609.6 mm
3 ft914.4 mm
4 ft1,219.2 mm
5 ft1,524 mm
6 ft1,828.8 mm
7 ft2,133.6 mm
8 ft2,438.4 mm
9 ft2,743.2 mm
10 ft3,048 mm
12 ft3,657.6 mm
15 ft4,572 mm
20 ft6,096 mm
25 ft7,620 mm
30 ft9,144 mm
40 ft12,192 mm
50 ft15,240 mm
60 ft18,288 mm
75 ft22,860 mm
100 ft30,480 mm
150 ft45,720 mm
200 ft60,960 mm
250 ft76,200 mm
500 ft152,400 mm
1,000 ft304,800 mm

How to use: Feet to Millimeters

  1. 1 Type the value in feet.
  2. 2 The result in millimeters appears at once – or type in the millimeters field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of length.

About this tool

Foot (ft) is a unit of length (imperial and US customary); 1 ft = 0.3048 m. Millimeter (mm) is a unit of length (SI); 1 mm = 0.001 m.

To convert feet to millimeters, multiply the value by 304.8 (mm = ft × 304.8). Example: 10 ft = 3,048 mm.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert feet to millimeters?

To convert feet to millimeters, multiply the value by 304.8: mm = ft × 304.8. For example 10 ft = 3,048 mm.

What is 1 ft in millimeters?

1 ft = 304.8 mm. The other way round, 1 mm = 0.003280839895 ft.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of length here?

Yes – choose any of the 22 units of length in the From and To lists, or switch to another measurement at the top.

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