Convert Feet to Millimeters

Feet → Millimeters
ft × 304.8 = mm mm × 0.00328084 = ft

To convert feet (ft) to millimeters (mm), multiply the feet value by 304.8. 1 ft = 304.8 mm, and 1 mm = 0.00328084 ft. The conversion is a linear scaling with no offset, so the same factor applies to any value.

Going the other way? Convert mm to ft.

ft to mm table
Feet (ft) Millimeters (mm)
0.1 ft 30.48 mm
0.5 ft 152.4 mm
1 ft 304.8 mm
2 ft 609.6 mm
5 ft 1524 mm
10 ft 3048 mm
20 ft 6096 mm
50 ft 15240 mm
100 ft 30480 mm
500 ft 152400 mm
1000 ft 304800 mm
Common linear distance ranges
Typical real-world values (mm)
Application Typical range
Precision positioning stroke 1 – 50 mm
Linear actuator stroke 50 – 500 mm
Gantry axis travel 500 – 5,000 mm
Long-travel transport 5,000 – 50,000 mm