MM to Feet Converter
Convert millimeters (mm) to feet (ft) instantly. Type a value — the result updates as you type, and the swap button converts the other way.
mm to Feet formula
ft = mm ÷ 304.8
1 millimeter = 0.003281 feet · 1 foot = 304.8 millimeters
To convert millimeters to feet, divide the value by 304.8. For example, 1000 mm:
ft = 1000 ÷ 304.8ft = 3.28084
So 1000 mm = 3.28 ft.
Mental math shortcut
Quick mental estimate: divide by 300. For 1000 mm that gives about 3.33 ft — off by 0.0525 ft (1.6%). Use the exact formula when precision matters.
mm to Feet conversion table
Feet back to mm
The same values converted the other way, rounded for everyday use:
| Feet | Millimeters |
|---|---|
| 0.3281 ft | 100 mm |
| 0.9843 ft | 300.01 mm |
| 1 ft | 304.8 mm |
| 1.64 ft | 499.87 mm |
| 3.28 ft | 999.74 mm |
| 4.92 ft | 1499.62 mm |
| 6.56 ft | 1999.49 mm |
| 7.87 ft | 2398.78 mm |
About the units
Millimeters (mm)
A millimeter is one thousandth of a meter (0.1 cm). It is used for small, precise measurements like rainfall, screws and paper thickness.
Feet (ft)
A foot is exactly 0.3048 meters, or 12 inches. Feet are used in the US and UK for height, room sizes and altitude.
Frequently asked questions
How many feet are in a millimeter?
One millimeter equals 0.003281 feet.
What is 1000 mm in Feet?
1000 mm = 3.28 ft.
How do I convert Feet back to mm?
Multiply the feet by 304.8.