# Convert 1 inch to mm

1 in = 25.4 mm

Result: 1 inch is equal to 25.4 mm.

in

## How many mm is 1 inch?

The answer is 25.4 mm. Similarly, for the question "What is 1 inch in mm?" the answer is 25.4 millimeters. Converting 1 inch to mm is easy. Simply use our converter above or the formula below to convert length 1 inch to millimeters.

## How to convert 1 inch to millimeters?

To convert inches to millimeters, you can use the following formula:

Millimeters = Inches × 25.4

So, to convert 1 inch to millimeters, multiply the number in inches by 25.4.

1 in × 25.4 mm/in = 25.4 mm

Therefore, 1 inch is equal to 25.4 mm.

## Inches to millimeters conversion table

InchesMillimeters
0.1 in2.54 mm
0.2 in5.08 mm
0.3 in7.62 mm
0.4 in10.16 mm
0.5 in12.7 mm
0.6 in15.24 mm
0.7 in17.78 mm
0.8 in20.32 mm
0.9 in22.86 mm
1 in25.4 mm
1.1 in27.94 mm
1.2 in30.48 mm
1.3 in33.02 mm
1.4 in35.56 mm
1.5 in38.1 mm
1.6 in40.64 mm
1.7 in43.18 mm
1.8 in45.72 mm
1.9 in48.26 mm
2 in50.8 mm
2.1 in53.34 mm
2.2 in55.88 mm
2.3 in58.42 mm
2.4 in60.96 mm
2.5 in63.5 mm
2.6 in66.04 mm
2.7 in68.58 mm
2.8 in71.12 mm
2.9 in73.66 mm
3 in76.2 mm
3.1 in78.74 mm
3.2 in81.28 mm
3.3 in83.82 mm
3.4 in86.36 mm
3.5 in88.9 mm
3.6 in91.44 mm
3.7 in93.98 mm
3.8 in96.52 mm
3.9 in99.06 mm
4 in101.6 mm

### Use the inches to mm converter for questions like:

1. How much is 1 inch in millimeters?
2. 1 inch is how many millimeters?
3. How many mm are in 1 in?
4. What is 1 inch in mm?
5. How long is 1 inch in mm?
6. How many mm is 1 inch?
7. How to convert 1 inch to mm?
8. 1 inch is equal to how many mm?
9. what is 1 in in mm?
10. How tall is 1 inch in mm?