# Convert millimeters to feet

Enter the number of millimeters you want to convert to feet in the text box below. The conversion to length in feet will update as you type.

millimeters (mm)
1 millimeters = 0.003 feet

## Precise decimal and fraction answers

The conversion in feet rounded to six significant decimal places is 1 mm = 0.00328084 ft. The precise fraction answer is 5/1524 ft.

### Decimal Precision

Conversion from one to ten decimal places

• 1 mm = 0.003 ft
• 1 mm = 0.0033 ft
• 1 mm = 0.00328 ft
• 1 mm = 0.003281 ft
• 1 mm = 0.0032808 ft
• 1 mm = 0.00328084 ft
• 1 mm = 0.003280840 ft
• 1 mm = 0.0032808399 ft
• 1 mm = 0.00328083990 ft
• 1 mm = 0.003280839895 ft

## Answer in feet and inches

1 mm equals 3/64 in using feet, inches and fractional inches instead of decimals as is traditional in the imperial system. This calculation is accurate to the nearest 1/64th of an inch.

## How many feet are in a millimeter?

There are 0.003 feet in one millimeter. A millimeter is 0.33% of a foot. A foot is 30,380% longer than one millimeter.

## Millimeters to feet conversion factor and formulas

Formula

The conversion factor between millimeters and feet is 304.8. This represents the ratio of millimeters per one foot. To calculate the value in feet, we can either divide by the conversion factor or multiply by its inverse.

### Division

To convert from millimeters to feet, divide millimeters by 304.8.
The formula is expressed as:
mm ÷ 304.8 = ft

### Multiplication

Alternatively we can multiply by the inverse conversion factor to get the same result.
The inverse of 304.8 is 1/304.8 or 0.003. To convert from millimeters to feet, multiply millimeters by 0.003.
The formula is expressed as:
mm × 0.003 = ft

Converting millimeters to feet is a conversion between units from separate unit systems - millimeters are metric (SI) defined units while feet are US Customary / UK Imperial .

SI Unit

Within the SI (metric) system of measurement, the millimeter is officially defined as one thousandth (1/1,000) of a meter. It is commonly used when measuring very short lengths. Internationally it is spelled 'millimetre' whereas the U.S. spells it 'millimeter'. The symbol for millimeters is mm.

Customary/Imperial Unit

The foot is a length unit of measure within the US Customary and UK Imperial systems. It is commonly abbreviated as ft or using the ' symbol. The official definition of the foot is 0.3048 meters. Within the Imperial system, the foot is equal to 12 inches or 1/3 of a yard. The foot is very widely used within the United States in situations where nearly the rest of the world would measure in meters. Globally, the foot is used by the aviation community as the standard measurement of flight altitude eg. 35,000 feet.

## Reverse this conversion

Convert from feet to millimeters instead.

## 1 millimeters to other length units

### Metric

• 1 mm = 1×10-6 km
• 1 mm = 0.001 m
• 1 mm = 0.01 dm
• 1 mm = 0.1 cm
• 1 mm = 1 mm
• 1 mm = 1,000 µ
• 1 mm = 1,000,000 nm

### Imperial/U.S.

• 1 mm = 6.214×10-7 mi
• 1 mm = 0.001 yd
• 1 mm = 0.003 ft
• 1 mm = 0.039 in

## References and Citations

1. International Bureau of Weights and Measures (BIPM) The International System of Units (SI)
2. National Institute of Standards and Technology (NIST) General Tables of Units of Measurement

## Millimeters to feet conversion table

mm ft
1 mm 0.003 ft
2 mm 0.007 ft
3 mm 0.01 ft
4 mm 0.013 ft
5 mm 0.016 ft
6 mm 0.02 ft
7 mm 0.023 ft
8 mm 0.026 ft
9 mm 0.03 ft
10 mm 0.033 ft
mm ft
20 mm 0.066 ft
30 mm 0.098 ft
40 mm 0.131 ft
50 mm 0.164 ft
60 mm 0.197 ft
70 mm 0.23 ft
80 mm 0.262 ft
90 mm 0.295 ft
100 mm 0.328 ft
1,000 mm 3.281 ft