The Orange County Fairgrounds is a large event space located in Costa Mesa, California. It hosts the annual Orange County Fair, which features rides, games, food, and entertainment. The fairgrounds also accommodate various events throughout the year, including concerts, trade shows, and community gatherings. In addition to the fair, the grounds include facilities like exhibition halls and outdoor arenas. The fairgrounds are easily accessible and provide a venue for local organizations and businesses to showcase their products and services. Overall, the Orange County Fairgrounds serves as a vibrant hub for community activities and entertainment.