Convert 1 Inches to Millimeters

Metric conversions 1 in to mm. Enter a number into the box and the results will be calculated automatically.
Length
From
To
1 Inch =
25.4 Millimeters
(exact result)
How many millimeters are in 1 inches? How much? What is 1 inches converted to millimeters? Use the calculator above to convert between inches and millimeters. Type in 1.5 for 1 and a half, 1.25 for 1 and a quarter, 1.75 for 1 and three quarters, etc...
How many? Inches to Millimeters. Conversion chart from in to mm
Note: results are rounded
1.00 in = 25.40 mm 1.25 in = 31.75 mm 1.50 in = 38.10 mm 1.75 in = 44.45 mm
1.01 in = 25.65 mm 1.26 in = 32.00 mm 1.51 in = 38.35 mm 1.76 in = 44.70 mm
1.02 in = 25.91 mm 1.27 in = 32.26 mm 1.52 in = 38.61 mm 1.77 in = 44.96 mm
1.03 in = 26.16 mm 1.28 in = 32.51 mm 1.53 in = 38.86 mm 1.78 in = 45.21 mm
1.04 in = 26.42 mm 1.29 in = 32.77 mm 1.54 in = 39.12 mm 1.79 in = 45.47 mm
1.05 in = 26.67 mm 1.30 in = 33.02 mm 1.55 in = 39.37 mm 1.80 in = 45.72 mm
1.06 in = 26.92 mm 1.31 in = 33.27 mm 1.56 in = 39.62 mm 1.81 in = 45.97 mm
1.07 in = 27.18 mm 1.32 in = 33.53 mm 1.57 in = 39.88 mm 1.82 in = 46.23 mm
1.08 in = 27.43 mm 1.33 in = 33.78 mm 1.58 in = 40.13 mm 1.83 in = 46.48 mm
1.09 in = 27.69 mm 1.34 in = 34.04 mm 1.59 in = 40.39 mm 1.84 in = 46.74 mm
1.10 in = 27.94 mm 1.35 in = 34.29 mm 1.60 in = 40.64 mm 1.85 in = 46.99 mm
1.11 in = 28.19 mm 1.36 in = 34.54 mm 1.61 in = 40.89 mm 1.86 in = 47.24 mm
1.12 in = 28.45 mm 1.37 in = 34.80 mm 1.62 in = 41.15 mm 1.87 in = 47.50 mm
1.13 in = 28.70 mm 1.38 in = 35.05 mm 1.63 in = 41.40 mm 1.88 in = 47.75 mm
1.14 in = 28.96 mm 1.39 in = 35.31 mm 1.64 in = 41.66 mm 1.89 in = 48.01 mm
1.15 in = 29.21 mm 1.40 in = 35.56 mm 1.65 in = 41.91 mm 1.90 in = 48.26 mm
1.16 in = 29.46 mm 1.41 in = 35.81 mm 1.66 in = 42.16 mm 1.91 in = 48.51 mm
1.17 in = 29.72 mm 1.42 in = 36.07 mm 1.67 in = 42.42 mm 1.92 in = 48.77 mm
1.18 in = 29.97 mm 1.43 in = 36.32 mm 1.68 in = 42.67 mm 1.93 in = 49.02 mm
1.19 in = 30.23 mm 1.44 in = 36.58 mm 1.69 in = 42.93 mm 1.94 in = 49.28 mm
1.20 in = 30.48 mm 1.45 in = 36.83 mm 1.70 in = 43.18 mm 1.95 in = 49.53 mm
1.21 in = 30.73 mm 1.46 in = 37.08 mm 1.71 in = 43.43 mm 1.96 in = 49.78 mm
1.22 in = 30.99 mm 1.47 in = 37.34 mm 1.72 in = 43.69 mm 1.97 in = 50.04 mm
1.23 in = 31.24 mm 1.48 in = 37.59 mm 1.73 in = 43.94 mm 1.98 in = 50.29 mm
1.24 in = 31.50 mm 1.49 in = 37.85 mm 1.74 in = 44.20 mm 1.99 in = 50.55 mm