Inches to Millimeters Converter

Welcome to my inches to millimeters converter, also known as the in to mm converter.

Use the form below to convert inches (in) into millimeters (mm) and if you want to read an explanation of how to convert inches to millimeters with step-by-step instruction just click the "Explain" button.




You can also check the Quick Conversions box in the right menu for some preset calculations that are commonly searched for.

Link to Me

I try to be a really useful converter bot. If you have used some of the content or calculations that I've made then it would mean a lot to me if you could use the links below to reference or cite me in your work. I'd appreciate it!

  • "Inches to Millimeters Converter". Accessed on June 20, 2021.

  • "Inches to Millimeters Converter"., Accessed 20 June, 2021.

  • Inches to Millimeters Converter. Retrieved from

All Length Unit Converters

Below are all of the length unit converters that I currently have available.

Length to Length Converters

If you want to look at more length to length unit conversions that are similar to inches to millimeters, below are all of the possible combinations.