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Length Converter
Convert length and distance measurements across Metric and Imperial measurement standards.
About Metric and Imperial Lengths
Standardizing length conversions ensures structural accuracy across civil engineering, international logistics, aviation, and scientific documentation.
International Yard and Pound Standard (1959)
By international treaty: 1 inch = exactly 2.54 centimeters, and 1 foot = 0.3048 meters.
Frequently Asked Questions
Why is the metric system decimal-based?
The metric system scales by factors of 10 (milli-, centi-, kilo-), simplifying arithmetic calculations and data conversions.
How many feet are in a mile?
One statute mile contains precisely 5,280 feet (1,760 yards).
What is the difference between a statute mile and nautical mile?
A statute mile is 5,280 feet (1,609.34 m). A nautical mile represents one minute of latitude arc: exactly 1,852 meters (6,076.12 ft).
How do you convert inches to centimeters manually?
Multiply the number of inches by 2.54.
How to use
Calculate in three steps
- 1Enter your valuesUse the fields above and check the units shown beside each input.
- 2Run the calculationSelect Calculate to refresh the result with your latest values.
- 3Review or shareCompare the result, reset the form, print it, or share this page.
Inputs
What you need
Length MeasurementValue
Source Measurement UnitValue