Benton County Fairgrounds, a green oasis located in Corvallis Oregon, is home of the annual Benton County Fair & Rodeo. Spread over 29 acres, the Fairgrounds has rental facilities for large and small groups, a full-service RV park, Benton Oaks and horse boarding facilities. Annually, you'll find community events like the Santiam Ski Patrol Ski Swap, Corvallis-Benton County Library Big Book Sale, the Indoor Winter Market, 5K Runs for good causes, the Master Gardeners' Plant Sale and 4-H activities almost daily.