Convert Millimeters to Feet
Convert Millimeters to Feet instantly. 1 Millimeter (mm) equals 0.003281 Feet (ft).
Millimeters to Feet conversion table
| Millimeters (mm) | Feet (ft) |
|---|---|
| 1 mm | 0.003281 ft |
| 2 mm | 0.006562 ft |
| 3 mm | 0.009843 ft |
| 5 mm | 0.0164 ft |
| 10 mm | 0.03281 ft |
| 20 mm | 0.06562 ft |
| 50 mm | 0.164 ft |
| 100 mm | 0.3281 ft |
| 500 mm | 1.6404 ft |
| 1,000 mm | 3.2808 ft |
1 Millimeter = 0.003281 Feet · multiply Millimeters by 0.003281
About converting Millimeters to Feet
Millimeters (mm) and Feet (ft) are both units of length, so converting between them is a single multiplication: multiply your Millimeters figure by 0.003281. Ten Millimeters comes to 0.03281 Feet, and a hundred works out at 0.3281 Feet.
Rule of thumb: going from Millimeters to Feet divides, so the figure always shrinks — it takes about 304.8 Millimeters to make a single Foot. If your answer came out bigger, you have the conversion the wrong way round.
What is a Millimeter?
A millimeter is one thousandth of a meter, and it is where metric measurement starts getting genuinely precise. It is the working unit of engineering drawings, machine shops, rainfall figures and camera lenses — a "50 mm lens" and "12 mm of rain overnight" are both millimeter measurements. Technical drawings in most of the world default to millimeters precisely because it lets a draughtsman specify a whole component without ever writing a decimal point.
What is a Foot?
A foot is twelve inches, or exactly 0.3048 meters. The name is not a metaphor — it descends from body-based measurement, though a real foot is rather shorter than the unit. Despite the world largely going metric, the foot is stubbornly entrenched in two places worth knowing about: American building construction, where lumber and floor plans are dimensioned in feet and inches, and international aviation, where altitude is reported in feet almost everywhere on Earth regardless of what the country uses on the ground.
To put both in perspective: a credit card is about 0.76 millimeters thick, while a typical room ceiling is about 8 feet high.
The converter above updates as you type, and the table lists common values for quick reference. Need the opposite direction? Use the Feet to Millimeters converter, or browse all Length converters.
Frequently asked questions
How many Feet are in one Millimeter?
There are 0.003281 Feet in one Millimeter.
How do I convert Millimeters to Feet?
Multiply the number of Millimeters by 0.003281. For example, 10 Millimeters = 0.03281 Feet.
What is 100 Millimeters in Feet?
100 Millimeters is equal to 0.3281 Feet.
How do I convert Feet to Millimeters?
Multiply the Feet value by 304.8 (or divide by 0.003281).
Is this Millimeters to Feet conversion exact?
The definition is exact — Millimeters and Feet are both fixed against the same base by international agreement — but the decimal shown here is rounded for readability, because the true ratio does not terminate. For engineering or scientific work, carry more decimal places than this page displays.
What is a Millimeter?
A millimeter is one thousandth of a meter, and it is where metric measurement starts getting genuinely precise. It is the working unit of engineering drawings, machine shops, rainfall figures and camera lenses — a "50 mm lens" and "12 mm of rain overnight" are both millimeter measurements. Technical drawings in most of the world default to millimeters precisely because it lets a draughtsman specify a whole component without ever writing a decimal point.
What is a Foot?
A foot is twelve inches, or exactly 0.3048 meters. The name is not a metaphor — it descends from body-based measurement, though a real foot is rather shorter than the unit. Despite the world largely going metric, the foot is stubbornly entrenched in two places worth knowing about: American building construction, where lumber and floor plans are dimensioned in feet and inches, and international aviation, where altitude is reported in feet almost everywhere on Earth regardless of what the country uses on the ground.