Map Scale Distance Calculator
Measure a distance on the map and enter the scale denominator to find the real-world distance in kilometers.
Educational information, not professional advice.
Examples
- 5 cm at 1:50,000 ⇒ 2.5 km
- 3 cm at 1:100,000 ⇒ 3 km
FAQ
Why divide by 100000?
There are 100,000 centimeters in a kilometer.
Can I use inches and miles?
Convert inches to centimeters and kilometers to miles after calculation.
Additional Information
- Relies on a constant map scale and doesn't account for projection distortions or terrain.
- Outputs distance in kilometers; multiply by 0.621371 to convert to miles.