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Convert Feet to Millimeter (ft to mm)


foot (ft)


millimeter (mm)


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Sometime, such as during a math or science exam or daily life calculation, when you need to convert feet to millimeters conversions. You can readily convert ft to mm with this smart online tool.

This feet to mm converter is quite easy to use, you only have to add the feet (ft) value into the designated field to get the equivalent millimeter (mm) value. Also, you will have to know the ft to mm conversion formula to complete a math problem yourself.

Read on!

Did You Know!

  • 1 feet (ft) is equal to 304.8 millimeter (mm)
  • 1 millimeter (mm) is equal to 0.00328084 feet (ft)

Ft to mm Formula:

The formula for ft to millimeters is:

mm = ft x 304.8

How to convert feet to millimeters?

There are 2 ways to do conversions:

  • feet to mm converter
  • Formula (look at the below example)

Example of feet (ft) to millimeters (mm) conversion:

Problem: Convert 4 feet to mm?


Step 1 (Formula):

  • mm = ft x 304.8

Step 2 (Put the Values):

  • mm = 4 x 304.8

Step 3 (Result):

  • 1219.2 millimeters

Means, 4 feet (ft) is equal to 1219.2 millimeter (mm)

Feet (ft) to Millimeters (mm) conversion table:

Feet(ft) Millimeters(mm)
1 ft 304.8 mm
2 ft 609.6 mm
3 ft 914.4 mm
4 ft 1219.2 mm
5 ft 1524 mm
6 ft 1828.8 mm
7 ft 2133.6 mm
8 ft 2438.4 mm
9 ft 2743.2 mm
10 ft 3048 mm
15 ft 4572 mm
20 ft 6096 mm
25 ft 7620 mm
30 ft 9144 mm
35 ft 10668 mm
40 ft 12192 mm
45 ft 13716 mm
50 ft 15240 mm
60 ft 18288 mm
70 ft 21336 mm
80 ft 24384 mm
90 ft 27432 mm
100 ft 30480 mm