Miles to Millimeters Conversion

Enter the length in miles below to get the value converted to millimeters.

Results in Millimeters:
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1 mi = 1,609,344 mm
1 mi = 160,934.4 cm
1 mi = 1,609.344 m

How to Convert Miles to Millimeters

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

To convert a mile measurement to a millimeter measurement, multiply the length by the conversion ratio.

Since one mile is equal to 1,609,344 millimeters, you can use this simple formula to convert:

millimeters = miles × 1,609,344

The length in millimeters is equal to the miles multiplied by 1,609,344.

For example, here's how to convert 5 miles to millimeters using the formula above.
5 mi = (5 × 1,609,344) = 8,046,720 mm

How Many Millimeters are in a Mile?

There are 1,609,344 millimeters in a mile, which is why we use this value in the formula above.

1 mi = 1,609,344 mm

Our inch fraction calculator can add miles and millimeters together, and it also automatically converts the results to US customary, imperial, and SI metric values.

Miles and millimeters are both units used to measure length. Keep reading to learn more about each unit of measure.


The mile is a linear measurement of length equal to exactly 1,609.344 meters. One mile is also equal to 5,280 feet or 1,760 yards.

The mile is a US customary and imperial unit of length. Miles can be abbreviated as mi, and are also sometimes abbreviated as m. For example, 1 mile can be written as 1 mi or 1 m.


One millimeter is equal to one-thousandth (1/1,000) of a meter, which is defined as the distance light travels in a vacuum in a 1/299,792,458 second time interval.

The millimeter, or millimetre, is a multiple of the meter, which is the SI base unit for length. In the metric system, "milli" is the prefix for 10-3. Millimeters can be abbreviated as mm; for example, 1 millimeter can be written as 1 mm.

Millimeters are often represented by the smallest ticks on most metric rulers. To get a reference point of the size, the thickness of a US dime is 1.35mm.[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.

Need a ruler? Try our free downloadable and printable rulers, which include both imperial and metric measurements.

Mile to Millimeter Conversion Table

Mile measurements converted to millimeters
Miles Millimeters
0.000001 mi 1.6093 mm
0.000002 mi 3.2187 mm
0.000003 mi 4.828 mm
0.000004 mi 6.4374 mm
0.000005 mi 8.0467 mm
0.000006 mi 9.6561 mm
0.000007 mi 11.27 mm
0.000008 mi 12.87 mm
0.000009 mi 14.48 mm
0.0000001 mi 0.160934 mm
0.000001 mi 1.6093 mm
0.00001 mi 16.09 mm
0.0001 mi 160.93 mm
0.001 mi 1,609 mm
0.01 mi 16,093 mm
0.1 mi 160,934 mm
1 mi 1,609,344 mm


  1. United States Mint, Coin Specifications,