Foot To Millimeter Conversion Chart

Foot (ft) Millimeter (mm)
0.01 ft3.0500000000000003 mm
0.1 ft30.5 mm
1 ft305 mm
2 ft610 mm
5 ft1525 mm
10 ft3050 mm
20 ft6100 mm
50 ft15250 mm
100 ft30500 mm
500 ft152500 mm
1000 ft305000 mm

Convert from foot to millimeter formula

Total millimeter = Total foot x 305

For example, if you want to convert 15 Foot to Millimeter then,

15 ft = 15 x 305 = 4575 mm

Convert from millimeter to foot formula

Total foot =
Total millimeter
4575 mm
= 15 ft


The foot (pl. feet), abbreviation and IEEE standard symbol: ft, is a unit of length in the British imperial and United States customary systems of measurement. Since the International Yard and Pound Agreement of 1959, one foot is defined as 0.3048 meters exactly. In customary and imperial units, one foot comprises 12 inches and one yard comprises three feet.


A millimeter is the smallest unit. There are 10 mm in one centimeter, if an object is smaller than one centimeter, you would use millimeters. A scientist measuring something under a magnifying glass might use millimeters to represent a tiny specimen.