Scale 1:100: what does 1 cm on the map equal?
At a scale of 1:100, everything on paper is 100 times smaller than in reality: 1 cm on the drawing equals 100 cm, that is, 1 m on the ground. To convert, multiply the paper measurement by 100; to draw, divide the real measurement by 100.
Quick conversion
Type a value in either box. Open the full scale calculator
Conversion table
| On paper | On the ground |
|---|---|
| 1 mm | 10 cm |
| 5 mm | 50 cm |
| 1 cm | 1 m |
| 2 cm | 2 m |
| 5 cm | 5 m |
| 10 cm | 10 m |
| 20 cm | 20 m |
| 50 cm | 50 m |
| On the ground | On paper |
|---|---|
| 10 cm | 1 mm |
| 20 cm | 2 mm |
| 50 cm | 5 mm |
| 1 m | 1 cm |
| 2 m | 2 cm |
| 5 m | 5 cm |
| 10 m | 10 cm |
| 20 m | 20 cm |
| 50 m | 50 cm |
How much fits on a sheet
| Sheet | Ground covered (whole sheet, no margins) | Area |
|---|---|---|
| A4 | 29.7 m × 21 m | 623.7 m² |
| A3 | 42 m × 29.7 m | 1,247.4 m² |
| A2 | 59.4 m × 42 m | 2,494.8 m² |
| A1 | 84.1 m × 59.4 m | 4,995.54 m² |
| A0 | 118.9 m × 84.1 m | 9,999.49 m² |
What the 1:100 scale is used for
Architectural and design details: sections, elevations and large-scale details.
FAQ
What does 1 cm equal at a scale of 1:100?
1 cm on paper equals 1 m on the ground. Multiply the paper measurement by 100: 1 cm × 100 = 1 m.
How do you measure a distance on a 1:100 map?
Measure on paper with a ruler in centimeters and multiply by 1: the result is in meters. To draw, do the opposite: divide the real distance in meters by 1 to get centimeters on paper.
What does 1 cm² equal at a scale of 1:100?
1 cm² on paper corresponds to 1 m² on the ground, because area is multiplied by the square of the scale (100 × 100).