Scale can refer to:
- Measurement, referring to the size of buildings or other structures
- Scale factor, a number which scales, or multiplies, some quantity
- Scale (map)
- Scale (spatial), an informal system of general size categorizations
- Reference Scale, setting the relative size of symbology and text to a specific scale in a map
- Scale bar, a defined linear distance on a map which acts as a ratio between the map distance and ground distance.