Online calculators to convert inches to kilometers (in to km) and kilometers to inches (km to in) with additional formulas, examples, and conversion tables. Our conversions provide a quick and easy way to convert between these units.

Enter your value in one of the conversion calculators below to **convert inches to km ** or **convert km to inches**.

**How to convert inches to km **: Use the conversion calculator titled "Convert inches to km". Enter a value in the inches field and click on the "Calculate km" button. Your answer will appear in the km field.

**How to convert km to inches **: Use the conversion calculator titled "Convert km to inches". Enter a value in the km field and click on the "Calculate inches" button. Your answer will appear in the inches field.

Let's take a closer look at the conversion formulas so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.

The formula to convert from inches to km is:

km = in x 0.0000254

The formula to convert from km to inches is:

in = km x 39,370.0787

Next, let's look at some examples showing the work and calculations that are involved in converting between inches (in) and kilometers (km).

Task: Convert 50,000 inches to kilometers (show work)Formula:in x 0.0000254 = kmCalculations:50,000 in x 0.0000254 = 1.27 kmResult:50,000 inches is equal to 1.27 km

Task: Convert 7 kilometers to inches (show work)Formula:km x 39,370.0787 = inCalculations:7 km x 39,370.0787 = 275,590.5509 inResult:7 km is equal to 275,590.5509 inches

For quick reference purposes, below are conversion tables that you can use to convert from inches to km, and km to inches.

inches (in) | kilometers (km) |
---|---|

1 in | 0.0000254 km |

5 in | 0.000127 km |

10 in | 0.000254 km |

25 in | 0.000635 km |

75 in | 0.001905 km |

100 in | 0.00254 km |

250 in | 0.00635 km |

500 in | 0.0127 km |

750 in | 0.01905 km |

1,000 in | 0.0254 km |

2,500 in | 0.0635 km |

5,000 in | 0.127 km |

7,500 in | 0.1905 km |

10,000 in | 0.254 km |

25,000 in | 0.635 km |

50,000 in | 1.27 km |

75,000 in | 1.905 km |

100,000 in | 2.54 km |

250,000 in | 6.35 km |

500,000 in | 12.7 km |

kilometers (km) | inches (in) |
---|---|

1 km | 39,370.0787 in |

2 km | 78,740.1574 in |

3 km | 118,110.2361 in |

4 km | 157,480.3148 in |

5 km | 196,850.3935 in |

6 km | 236,220.4722 in |

7 km | 275,590.5509 in |

8 km | 314,960.6296 in |

9 km | 354,330.7083 in |

10 km | 393,700.787 in |

20 km | 787,401.574 in |

30 km | 1,181,102.361 in |

40 km | 1,574,803.148 in |

50 km | 1,968,503.935 in |

75 km | 2,952,755.9025 in |

100 km | 3,937,007.87 in |

250 km | 9,842,519.675 in |

500 km | 19,685,039.35 in |

750 km | 29,527,559.025 in |

1,000 km | 39,370,078.7 in |

The following is a list of definitions relating to conversions between inches and kilometers.

An inch is a unit of length in both US Customary Units as well as the Imperial System. The symbol for inch is **in** or ". There are 12 inches in a foot or 36 inches in a yard.

A kilometer is a unit of length in the Metric System. The symbol for kilometer is km. There are 1,000 meters in a kilometer. The International spelling is kilometre.

There are 39,370.0787 inches in a kilometer.

There are 0.0000254 kilometers in an inch.

This table provides a summary of the Length units within their respective measurement systems.

Unit | Symbol | Measurement System | Description |
---|---|---|---|

inches | in or " | US Customary Units/Imperial System | |

feet | ft or ' | US Customary Units/Imperial System | 1 foot = 12 inches |

yards | yd | US Customary Units/Imperial System | 1 yard = 3 feet |

miles | mi | US Customary Units/Imperial System | 1 mile = 1760 yards or 5280 feet |

millimeter | mm | Metric System | 1000 mm = 1 m |

centimeter | cm | Metric System | 100 cm = 1 m, 1 cm = 10 mm |

decimeter | dm | Metric System | 10 dm = 1 m, 1 dm = 10 cm |

meter | m | Metric System | 1 m = 1000 mm, 100 cm, 10 dm |

kilometer | km | Metric System | 1 km = 1000 m |