Convert feet to millimeters
1 ft = 304.8 mm. Change the amount below, or read the formula and the reference table further down.
1 foot equals
millimeters
1 ft = 304.8 mm
The formula
Feet and millimeters both measure length from the same zero, so a single multiplier does the job.
mm = ft × 304.8
Going the other way? Convert millimeters to feet.
Feet to millimeters table
Common values, rounded for reading.
| Feet (ft) | Millimeters (mm) |
|---|---|
| 1 | 304.8 |
| 2 | 609.6 |
| 3 | 914.4 |
| 4 | 1,219.2 |
| 5 | 1,524 |
| 6 | 1,828.8 |
| 7 | 2,133.6 |
| 8 | 2,438.4 |
| 9 | 2,743.2 |
| 10 | 3,048 |
| 15 | 4,572 |
| 20 | 6,096 |
| 25 | 7,620 |
| 30 | 9,144 |
| 40 | 12,192 |
| 50 | 15,240 |
| 75 | 22,860 |
| 100 | 30,480 |
| 250 | 76,200 |
| 500 | 152,400 |
| 1,000 | 304,800 |
Questions people ask
- How many millimeters are in a foot?
- One foot equals 304.8 millimeters.
- How do I convert feet to millimeters by hand?
- Multiply the number of feet by 304.8. For a rough check, 304.8 is close enough for most everyday use.
- What is 1 foot in millimeters?
- 1 foot is 304.8 millimeters.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.