[1] It is located on the border between the municipalities of Nurmijärvi and Hyvinkää, on the ridge formation called Salpausselkä.

[2] The villages of Röykkä and Kiljava is located near Lake Sääksi.

Alkalinity, which indicates the buffering capacity of lake water, is very low.

[2][4] The approximately 800-meter-long Sääksi Beach is popular especially among the residents of Nurmijärvi and Hyvinkää, but it also attracts visitors from other parts of Uusimaa.

This article related to a lake in Finland is a stub.