Tape measures can be used to measure units of length, and a calculator can be used to convert to another unit

Convert Feet to Millimeters

Convert from feet to millimeters with this simple formula:
millimeters = feet × 304.8
Loading content.
1 Foot = 304.8 Millimeters

Learn How to Convert Feet to Millimeters Using our Conversion Formula

Converting a foot length measurement to a millimeter measurement involves multiplying your length by the conversion ratio to find the result. A foot is equal to 304.8 millimeters, so to convert simply multiply by 304.8.

For example, 5' = (5 × 304.8) = 1,524mm.

Our inch fraction calculator can add feet and millimeters together and it also automatically converts the results to both imperial and metric values.

Feet and millimeters are both units used to measure length. Learn more about length and find more length measurement conversion calculators. A foot is an imperial measurement and can be abbreviated as ft, for example 1ft. A millimeter is a metric measurement and can be abbreviated as mm, for example 1mm. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

Millimeter is spelled millimetre internationally, and it is equal in length to .1 centimeters, 1000 micrometers, or 5/127 inch. They are represented by the smallest ticks on most metric rulers. To get a reference point of the size, the thickness of a dime is 1.35mm.

To get an idea of how small a millimeter is, a dime is 1.35mm thick.

The foot has been used throughout history to measure length but the actual length varied. In the US it has always been equal to 12 inches and 1/3 of a yard. The standard 12" ruler can be used to measure a foot. In 1959 the world agreed that the yard would be equal to .9144 meters, hence a foot is equal to .3048 meters. In some cases you may need a linear footage measurement, which is simply the value of a length in feet, learn more.

A typical ruler has 12", equal to 1'.

We recommend using a ruler or tape measure for measuring length, which can be found at a local retailer or home center. Rulers are available in imperial, metric, or combination with both values, so make sure you get the correct type for your needs. If you need a ruler you can also download and print our free printable rulers which include both imperial and metric measurements.

feet and millimeters are units used to measure length
Convert Millimeters to Feet

More Length Conversions

Convert to Miles Length
1' is equal to 0.000189 miles
Convert to Yards Length
1' is equal to 0.333333 yards
Convert to Inches Length
1' is equal to 12 inches
Convert to Kilometers Length
1' is equal to 0.000305 kilometers
Convert to Meters Length
1' is equal to 0.3048 meters
Convert to Centimeters Length
1' is equal to 30.48 centimeters
Convert to Micrometers Length
1' is equal to 304,800 micrometers
Convert to Nanometers Length
1' is equal to 304,800,000 nanometers

Foot Measurements and Equivalent Millimeter Conversions

Common foot values converted to the equivalent millimeter value
Feet Millimeters Feet Millimeters Feet Millimeters
1' 304.8 21' 6,401 41' 12,497
2' 609.6 22' 6,706 42' 12,802
3' 914.4 23' 7,010 43' 13,106
4' 1,219 24' 7,315 44' 13,411
5' 1,524 25' 7,620 45' 13,716
6' 1,829 26' 7,925 46' 14,021
7' 2,134 27' 8,230 47' 14,326
8' 2,438 28' 8,534 48' 14,630
9' 2,743 29' 8,839 49' 14,935
10' 3,048 30' 9,144 50' 15,240
11' 3,353 31' 9,449 51' 15,545
12' 3,658 32' 9,754 52' 15,850
13' 3,962 33' 10,058 53' 16,154
14' 4,267 34' 10,363 54' 16,459
15' 4,572 35' 10,668 55' 16,764
16' 4,877 36' 10,973 56' 17,069
17' 5,182 37' 11,278 57' 17,374
18' 5,486 38' 11,582 58' 17,678
19' 5,791 39' 11,887 59' 17,983
20' 6,096 40' 12,192 60' 18,288