Length conversion
42 km to mi
26.098 mi
42 kilometres = 26.098 miles. Exact factor: mi = km ÷ 1.609344.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
mi = km ÷ 1.609344
Worked example: 42 × 0.6213711922 = 26.098 mi.
Values near 42 km
| km | mi |
|---|---|
| 39 | 24.233 |
| 40 | 24.855 |
| 41 | 25.476 |
| 42this page | 26.098 |
| 43 | 26.719 |
| 44 | 27.34 |
| 45 | 27.962 |
Frequently asked
How do you convert kilometres to miles?
Apply the formula mi = km ÷ 1.609344. Enter any value in the live converter above and the result updates as you type.
What is 42 km in mi?
42 km equals 26.098 mi. The reference table below shows the values immediately around 42 km.
Is this conversion exact?
Yes. Consecutive Fibonacci numbers approximate this ratio: 5 km is about 3 miles, 8 km about 5, 13 km about 8.