Your search for Grant County, Oregon revealed 5 records:

Date:	Source:	Location:	Description:
Fall 1993, 1994	The Track Record #48		Vinegar Hill - Tracks found, mention made of mines in the area
Summer 1976	oregonbigfoot.com	Canyon City	Early evening sighting in Canyon City
fall 98	oregonbigfoot.com	Austin Junction	"Bed" area found by bowhunters
around 1960	oregonbigfoot.com	John Day	Secondhand story of a teen and her mother nearly hitting a creature while driving
winter 1997	oregonbigfoot.com	John Day	Teens have brief sighting on snowbound road