Quick access

Add to my tools

30 mm to in

30 mm = 1.1811 in

30 millimeters is 1.1811 inches.

How to work it out

30 ÷ 25.4 = 1.1811

Formula: in = mm ÷ 25.4

Other ways to write it

On a tape measure
1 3/16 in (nearest 1/16)
Rounded
1.2 in
In meters
0.03 m
In centimeters
3 cm
In feet
0.0984 ft
In yards
0.0328 yd

Millimeters to Inches (mm to in) near 30

Full Millimeters to Inches (mm to in) chart → Inches to Millimeters (in to mm) →

Convert another amount

Quick Reference

Related conversions

About the Unit Converter

The unit converter changes values between metric and imperial units for length, weight, temperature, digital data, area, and volume.

How to use it

  1. 1 Choose a category, such as length or temperature.
  2. 2 Pick the unit to convert from and the unit to convert to.
  3. 3 Type a value to see the converted result straight away.

Frequently asked questions

What is 30 mm in in?

30 millimeters equals 1.1811 inches. Worked out: 30 ÷ 25.4 = 1.1811.

How do I convert millimeters to inches?

Divide by 25.4: one inch is 25.4 millimeters.

How do I convert Celsius to Fahrenheit?

Multiply the Celsius value by 9/5 and add 32. For example, 20 °C × 9/5 + 32 = 68 °F.

How many centimetres are in an inch?

One inch is exactly 2.54 centimetres, and one foot is 30.48 centimetres.

Is a kilobyte 1,000 or 1,024 bytes?

In SI units a kilobyte (kB) is 1,000 bytes. A kibibyte (KiB) is 1,024 bytes. Some operating systems still use "KB" to mean 1,024 bytes.