Convert Miles to Millimeters

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

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Results in Millimeters:
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1 mi = 1,609,344 mm

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

Convert miles to millimeters with this simple formula:

millimeters = miles × 1,609,344

Converting a mile length measurement to a millimeter measurement involves multiplying the length by the conversion ratio to find the result. One mile is equal to 1,609,344 millimeters, so to convert simply multiply 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

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. Learn more about length and find more length measurement conversion calculators. Miles are an imperial measurement and can be abbreviated as mi, for example 1 mi. Millimeters are a metric measurement and can be abbreviated as mm, for example 1 mm. 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.

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.

miles and millimeters are units used to measure length
Convert Millimeters to Miles

Mile Measurements and Equivalent Millimeter Conversions

Common mile values converted to the equivalent millimeter value
Miles Millimeters
1 mi 1,609,344 mm
2 mi 3,218,688 mm
3 mi 4,828,032 mm
4 mi 6,437,376 mm
5 mi 8,046,720 mm
6 mi 9,656,064 mm
7 mi 11,265,408 mm
8 mi 12,874,752 mm
9 mi 14,484,096 mm
10 mi 16,093,440 mm
11 mi 17,702,784 mm
12 mi 19,312,128 mm
13 mi 20,921,472 mm
14 mi 22,530,816 mm
15 mi 24,140,160 mm
16 mi 25,749,504 mm
17 mi 27,358,848 mm
18 mi 28,968,192 mm
19 mi 30,577,536 mm
20 mi 32,186,880 mm
21 mi 33,796,224 mm
22 mi 35,405,568 mm
23 mi 37,014,912 mm
24 mi 38,624,256 mm
25 mi 40,233,600 mm
26 mi 41,842,944 mm
27 mi 43,452,288 mm
28 mi 45,061,632 mm
29 mi 46,670,976 mm
30 mi 48,280,320 mm
31 mi 49,889,664 mm
32 mi 51,499,008 mm
33 mi 53,108,352 mm
34 mi 54,717,696 mm
35 mi 56,327,040 mm
36 mi 57,936,384 mm
37 mi 59,545,728 mm
38 mi 61,155,072 mm
39 mi 62,764,416 mm
40 mi 64,373,760 mm

More Mile Length Conversions

US Customary & Imperial Units
Convert to Yards
1 mi is equal to 1,760 yards
Convert to Feet
1 mi is equal to 5,280 feet
Convert to Inches
1 mi is equal to 63,360 inches
SI Units
Convert to Kilometers
1 mi is equal to 1.609344 kilometers
Convert to Meters
1 mi is equal to 1,609.34 meters
Convert to Centimeters
1 mi is equal to 160,934.4 centimeters
Convert to Micrometers
1 mi is equal to 1,609,344,000 micrometers
Convert to Nanometers
1 mi is equal to 1,609,344,000,000 nanometers