Knott's Berry Farm Buena Park is a 160-acre amusement park in Buena Park, California, owned by Cedar Fair. It was the twelfth most visited theme park in North America in 2015. The park features 35 rides including roller coasters, family rides, children's rides, water rides, and historical rides, and it employs about 10,000 seasonal and full-time employees. The theme park sits on the site of a former berry farm established by Walter Knott, Cordelia Knott, and their family.