Alder Creek is a perennial stream in Nevada County, California,[6] mostly within the town of Truckee.
It flows to the Truckee River via Prosser Creek.
The Donner Party camped in Alder Creek Valley when stopped by snow in November, 1846.
There is a memorial to them off California route 89 just north of the creek.
This article related to a river in California is a stub.