Korttajärvi
| Korttajärvi | |
|---|---|
| Location | Jyväskylä | 
| Coordinates | 62°20′10″N 25°41′20″E / 62.33611°N 25.68889°E | 
| Basin countries | Finland | 
| Max. length | 1.8 kilometres (1.1 mi) | 
| Max. width | 650 metres (2,130 ft) | 
| Surface area | 0.4412 km2 (0.1703 sq mi) | 
| Average depth | 10.2 metres (33 ft) | 
| Max. depth | 12.5 metres (41 ft) | 
| Shore length1 | 4.5 kilometres (2.8 mi) | 
| 1 Shore length is not a well-defined measure. | |
Korttajärvi is a lake located in Puuppola, a village in the municipality of Jyväskylä in Central Finland.