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 US 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.

Conversion Table

from to from to from to from to
1 25.4 26 660.4 51 1295.4 76 1930.4
2 50.8 27 685.8 52 1320.8 77 1955.8
3 76.2 28 711.2 53 1346.2 78 1981.2
4 101.6 29 736.6 54 1371.6 79 2006.6
5 127 30 762 55 1397 80 2032
6 152.4 31 787.4 56 1422.4 81 2057.4
7 177.8 32 812.8 57 1447.8 82 2082.8
8 203.2 33 838.2 58 1473.2 83 2108.2
9 228.6 34 863.6 59 1498.6 84 2133.6
10 254 35 889 60 1524 85 2159
11 279.4 36 914.4 61 1549.4 86 2184.4
12 304.8 37 939.8 62 1574.8 87 2209.8
13 330.2 38 965.2 63 1600.2 88 2235.2
14 355.6 39 990.6 64 1625.6 89 2260.6
15 381 40 1016 65 1651 90 2286
16 406.4 41 1041.4 66 1676.4 100 2540
17 431.8 42 1066.8 67 1701.8 125 3175
18 457.2 43 1092.2 68 1727.2 150 3810
19 482.6 44 1117.6 69 1752.6 175 4445
20 508 45 1143 70 1778 200 5080
21 533.4 46 1168.4 71 1803.4 250 6350
22 558.8 47 1193.8 72 1828.8 300 7620
23 584.2 48 1219.2 73 1854.2 500 12700
24 609.6 49 1244.6 74 1879.6 750 19050
25 635 50 1270 75 1905 1000 25400
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