Map Scale Calculator — Convert Map and Real-World Distances

Enter a 1:N scale to convert a measured map length into real distance, or calculate the map length from a real distance.

Map scale (1:N)

1 :

Distance on map

Calculated distance1 km

Real distance per 1 cm250 m

A 1:N scale means the real distance is N times the map distance. The calculator converts both lengths to the same unit first.

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