Feet to Millimeters

Converts length from feet to millimeters.

Length in feet

What is a foot?

A foot is a unit of length in the English imperial system, historically representing the length of an adult human foot. However, the foot is an imprecise measure, and until 1958, different countries had different lengths for a foot. Since 1958, a unified "international" foot has been used, equivalent to 0.3048 meters. The foot is not part of the International System of Units (SI) and is predominantly used in the United Kingdom, the United States, and other former British Empire countries.

Foot notation

The notation for a foot is ft or the special symbol ' (single prime). For example, 6 feet can be written as 6 ft or 6'.

How to convert feet to millimeters?

To convert feet to millimeters, multiply the length in feet by 304.8. For example, 3 feet equals 914.4 mm.

How many millimeters in 1 foot?

There are 304.8 millimeters in 1 foot.

Table of feet to millimeters conversion

The table shows popular length values in feet and their equivalent in millimeters.

FeetMillimeters
0.5152.4
1304.8
2609.6
3914.4
41219.2
51524
61828.8
72133.6
82438.4
92743.2
103048
113352.8
123657.6
133962.4
144267.2
154572
164876.8
175181.6
185486.4
195791.2
206096
247315.2
309144
3610972.8
4212801.6
4814630.4
5015240
5416459.2
6018288
6620116.8
7221945.6
7823774.4
8425603.2
9027432
9629260.8
10030480