Inches to Millimeters Conversion

How many millimeters in an inch?

Inches to millimeters length units conversion table shows the most common values for the quick reference. Alternatively, you may use the converter below to convert any other values if wondering how many millimeters in inches.

1 Inch = 25.4 Millimeters

Inch is an imperial and U.S. customary measurement systems length unit. The abbreviation is "in" and the symbol is double prime (").

Millimeter is a metric length unit and equal to one thousandth of a meter. It is used to measure small distances in engineering and machining. The abbreviation is "mm".

For millimeters to inches converter, please go to millimeters to inches

For other length units conversion, please go to Length Conversion
Converter

Enter a value that you want to convert into millimeters and click on the "convert" button.

Create Custom Conversion Table

Conversion Table

InchMillimeterInchMillimeterInchMillimeterInchMillimeter
125.426660.4511295.4761930.4
250.827685.8521320.8771955.8
376.228711.2531346.2781981.2
4101.629736.6541371.6792006.6
512730762551397802032
6152.431787.4561422.4812057.4
7177.832812.8571447.8822082.8
8203.233838.2581473.2832108.2
9228.634863.6591498.6842133.6
1025435889601524852159
11279.436914.4611549.4862184.4
12304.837939.8621574.8872209.8
13330.238965.2631600.2882235.2
14355.639990.6641625.6892260.6
15381401016651651902286
16406.4411041.4661676.41002540
17431.8421066.8671701.81253175
18457.2431092.2681727.21503810
19482.6441117.6691752.61754445
205084511437017782005080
21533.4461168.4711803.42506350
22558.8471193.8721828.83007620
23584.2481219.2731854.250012700
24609.6491244.6741879.675019050
25635501270751905100025400