How to convert feet to millimeters
1 foot is equal to 304.8 millimeters, and 1 millimeter is equal to 0.003280839895 feet. To convert, multiply by the conversion factor:
millimeters = feet × 304.8
millimeters = feet ÷ 0.003280839895Example: convert 15 ft to mm: 15 × 304.8 = 4,572 mm.
Foot to Millimeter conversion table
| Foot (ft) | Millimeter (mm) |
|---|---|
| 0.01 ft | 3.048 mm |
| 0.1 ft | 30.48 mm |
| 1 ft | 304.8 mm |
| 2 ft | 609.6 mm |
| 3 ft | 914.4 mm |
| 5 ft | 1,524 mm |
| 10 ft | 3,048 mm |
| 20 ft | 6,096 mm |
| 50 ft | 15,240 mm |
| 100 ft | 30,480 mm |
| 250 ft | 76,200 mm |
| 500 ft | 152,400 mm |
| 1,000 ft | 304,800 mm |
About the foot
The international foot is exactly 0.3048 m, or 12 inches. It's used in the US and UK for height, building dimensions and aircraft altitude.
Symbol: ft · 1 ft = 0.3048 m · Category: Imperial & US customary
About the millimeter
A millimeter is one thousandth of a meter. It's the standard unit in engineering drawings, manufacturing, rainfall and screen and paper sizes.
Symbol: mm · 1 mm = 0.001 m · Category: Metric (SI)