Millimetres to feet – convert mm to ft
Convert millimetres to feet (mm to ft) for building plans, furniture sizing, DIY, 3D printing and engineering drawings. This page opens the main length converter with mm → ft pre-selected.
Open the interactive mm → ft converter:
Use main converter (mm → ft) or switch to ft → mmOn the homepage you can also convert between millimetres, centimetres, metres, kilometres, inches, yards, miles and more.
Quick reference: mm to feet
One millimetre is about 0.00328084 ft. So: ft = mm ÷ 304.8. Examples:
| Length (mm) | Length (ft, approx.) |
|---|---|
| 100 mm | 0.3281 ft |
| 300 mm | 0.9843 ft |
| 500 mm | 1.6404 ft |
| 1,000 mm (1 m) | 3.2808 ft |
| 2,000 mm | 6.5617 ft |
| 3,000 mm | 9.8425 ft |
Why convert mm to feet?
Millimetres to feet comes up when you:
- Share metric plans with teams that work in feet and inches.
- Check whether metric dimensions will fit in a space measured in ft.
- Compare product specs given in millimetres with US building standards.
- Convert machine or CAD outputs into feet for site work.
Other length converters on this site
This converter uses the international foot definition: 1 ft = 0.3048 m = 304.8 mm.
Page last updated: 4 December 2025.