Unit Converter

Length Converter

Convert meters, kilometers, miles, feet, inches, and centimeters. Use this free online length converter with common examples and fast unit conversion results.

About This Length Converter

Length Converter pages help people compare common measurement units quickly for everyday calculations, schoolwork, technical estimates, and reference checks.

Enter a valid number to calculate a conversion.

Popular Length Conversions

Available Units

  • Millimeter (mm)
  • Centimeter (cm)
  • Meter (m)
  • Kilometer (km)
  • Inch (in)
  • Foot (ft)
  • Yard (yd)
  • Mile (mi)

Common Length Examples

  • Meters to feet
  • Kilometers to miles
  • Inches to centimeters

Length Converter Tips

Use the calculator when you need to compare length values across different systems of measurement.

If you repeat the same conversion often, open one of the example links above so the source unit and target unit are already selected.

For clearer results, double-check that the starting value and both units match the measurement system you intend to use.

Related Unit Converter Pages

Frequently Asked Questions

How do I use this length converter?

Enter a number, choose the source unit and target unit, and the page will calculate the converted value instantly.

Which units are included in this length converter?

Millimeter (mm), Centimeter (cm), Meter (m), Kilometer (km), Inch (in), Foot (ft), Yard (yd), Mile (mi).

Is this length converter free to use?

Yes. The calculator is free to use and works directly in your browser.