Foster, Oregon is a small town located in Linn County in the central part of the state. The climate in Foster is classified as warm-summer Mediterranean, which means it has hot, dry summers and mild, wet winters. The hydrology constituents in the area include the South Santiam River and Foster Reservoir, which offer opportunities for fishing, boating, and swimming. The surrounding forests provide ample hiking and camping opportunities, with nearby trails including the Old Santiam Wagon Road Trail and Quartzville Creek Trail. Overall, Foster offers a variety of outdoor recreational activities for visitors and residents to enjoy.