Welcome to Inches to Millimeters, your go-to destination for effortless conversions from the imperial or United States customary unit of length, the inch, to the decimal unit of length, the millimeter.

No matter what you typed into your favorite search engine, you’re in the right place to unravel the mysteries of inches to millimeters. We’ve got it all covered, from the conversion formula to real-world examples and our handy Inch to MM converter.

Have you ever found yourself wondering how many millimeters are in an inch? Well, you’re not alone, and you’ve landed on the perfect website for answers. 🙂

Inches are abbreviated as ‘in,’ and the symbol for an inch is the double prime, ‘”.’
On the other hand, millimeters are abbreviated as ‘mm.’

Keep exploring this space to discover everything you need to know about converting inches to millimeters with ease. Whether you’re a DIY enthusiast, a student, or just a curious mind, we’re here to make the process clear and enjoyable.”

Unit Converter



About Our Inches to Millimeters Converter

To utilize our inch to mm converter at the top of this page, enter the number of feet (if applicable) in the first field, followed by the inches in the second field.

To reset and convert inches to mm again, simply hit the reset button.

As of now, our inch to mm calculator deals exclusively with whole numbers or values separated by a decimal point. If you’re dealing with fractional measurements, use the search field in the sidebar for common fractional inches to mm conversions.

With our tool, inch to mm conversions are a breeze, and you’re now well-equipped for the task.

Additional Insights

Our website is designed to simplify the conversion process from inches to millimeters, benefiting both Americans and those less familiar with SI units of length.

A millimeter is equivalent to one thousandth of a meter, the base unit of length in the International System of Units (SI).

Whether you spell it “millimeter” (American) or “millimetre” (international), it’s always abbreviated as ‘mm’ in lowercase.

For your reference, here are conversions of one inch into other decimal or metric units:

1 inch = 2.54 centimeters
1 inch = 0.254 decimeters
1 inch = 0.0254 meters
1 inch = 0.0000254 kilometers
In contrast to the decimal system of length, a foot consists of twelve inches, and a yard encompasses three feet. These are the key aspects to understand about inches and millimeters.

Whether you’re working on fine-tuning screws and tube fittings or handling electronic devices shipped across oceans, you now possess the knowledge of equivalent lengths or heights in the other unit.

Our frequently converted measurements in this category include:

3/16 inches to mm
5/8 inches to mm
3/8 inches to mm

For additional information and conversions from millimeters to inches, explore our dedicated page, where you’ll find not only a converter but also valuable insights on feet and inches.