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Convert Inches to Miles

Use our free online converter to easily convert from Inches to Miles. Get accurate conversions instantly.


Inches (in)
Miles (mi)

Converting Inches to Miles

Converting inches to miles connects very small to very large imperial measurements, useful in precise surveying, engineering, and when working across vastly different scales.

Mathematical Relationship

The mathematical relation between inches and miles is: 1 mile = 63,360 inches. To convert a length in inches to miles, divide the inch value by 63,360.

Common Conversion Values

InchesMiles
63360.1
126720.2
316800.5
633601
3168005

Unit Definitions

Inches

The inch (symbol: in) is a unit of length in the imperial and US customary systems of measurement. It is equal to 1/12 of a foot or 1/36 of a yard.

Miles

The mile (symbol: mi) is a unit of length in the imperial and US customary systems of measurement. It is equal to 5,280 feet, 1,760 yards, or about 1.609 kilometers.

Historical Context

Both units have ancient origins. The inch was historically based on the width of a human thumb, while the mile originated from the Roman 'mille passus' or 'thousand paces.' The relationship between them is derived from the definitions of 12 inches to a foot and 5,280 feet to a mile.