Your search for Yamhill County, Oregon revealed 11 records:

Date: Source: Location: Description:
Spring 2000 Sasquatch Information Society Carlton Man hears squeal, sees tracks, then creature
Winter 1999 oregonbigfoot.com Carlton Men find tracks 16" to 18" long and 5" to 7" long, with bulbous big toe in snow
1980's (late, or early 90's) The Track Record Carlton Man says neighbor described almost running over a bigfoot near his home
Spring 1984 BFRO Yamhill Loud vocalizations heard on logging road 15 miles west of Yamhill
Winter 1978 The Bigfoot Casebook Newberg Same witness saw Bigfoot on 2 nights. It was 6 ft tall, 350-450 Ibs, had a fiat face and square teeth, and was covered with 4-in hair
Summer 1970 GCBRO Sheridan Boy sees a Sasquatch
Fall 1980's or 1990's oregonbigfoot.com McMinnville Country store clerk tells of hunters terrified by Sasquatch sighting
fall 2003 oregonbigfoot.com McMinnville Hunter reports smell, grunting sound, limbs breaking
1976 oregonbigfoot.com McMinnvlle Vocalizations frighten woodcutters
summer 1978 oregonbigfoot.com McMinnville Man recalls hooting back and forth with something while gathering firewood
fall 2005 oregonbigfoot.com Yamhill Man has sighting of two light-colored juvenile creatures