Convert inch to kilometer

1 in = 0.0000254 km

1 in = 0.0000254 km
1 in in every length unit
Planck length1.5715e+33 lP
femtometer25,400,000,000,000 fm
picometer25,400,000,000 pm
bohr radius479,990,000 a0
angstrom254,000,000 Å
nanometer25,400,000 nm
micrometer25,400 μm
thou1,000 thou
point72 pt
millimeter25.4 mm
pica6 pc
centimeter2.54 cm
inch1 in
decimeter0.254 dm
hand0.25 hh
link0.12626 li
foot0.083333 ft
US survey foot0.083333 ftUS
yard0.027778 yd
meter0.0254 m
fathom0.013889 ftm
rod0.0050505 rd
chain0.0012626 ch
cable length0.00013715 cb
furlong0.00012626 fur
kilometer0.0000254 km
mile0.000015783 mi
nautical mile0.000013715 nmi
league0.0000052609 lea
megameter2.5400e-08 Mm
Earth radius3.9868e-09 REarth
light-second8.4725e-11 ls
lunar distance6.6077e-11 LD
solar radius3.6510e-11 Rsun
light-minute1.4121e-12 lmin
astronomical unit1.6979e-13 AU
light-year2.6848e-18 ly
parsec8.2316e-19 pc
kiloparsec8.2316e-22 kpc
megaparsec8.2316e-25 Mpc
gigaparsec8.2316e-28 Gpc
How the conversion works

Multiply by 0.0000254 to go from inch to kilometer, or divide by it to go back. Every conversion on this site routes through the SI value (m) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? kilometer to inch — 1 km = 39,370.07874 in.

inch to kilometer — common values
1 in0.0000254 km
2 in0.0000508 km
3 in0.0000762 km
5 in0.000127 km
10 in0.000254 km
15 in0.000381 km
20 in0.000508 km
25 in0.000635 km
50 in0.00127 km
75 in0.001905 km
100 in0.00254 km
250 in0.00635 km
500 in0.0127 km
1000 in0.0254 km