Yolo County is included in the Sacramento-Roseville-Arden-Arcade, CA Metropolitan Statistical Area. The county is located in the Sacramento Valley, Much of Yolo County remains a relatively rural agricultural region. This is evidenced by the multi-billion-dollar state of California tomato industry that accounts for 90% of the canned and processed tomato production in the United States and 35% worldwide, to which Yolo County is a major contributor.