There are 249 Periodontists in Orange County, California, serving a population of 3,155,816 people in an area of 791 square miles. There is 1 Periodontist per 12,673 people, and 1 Periodontist per 3 square miles.
In California, Orange County is ranked 20th of 58 counties in Periodontists per capita, and 2nd of 58 counties in Periodontists per square mile.