Travelers are voting Balboa Park as the best city park in San Diego. There are 1 city park in Oceanside a city just 30 km from San Diego and 1 city park in Perris which is 67 km distant. The most popular of these are Balboa Park in Oceanside and Glen Helen Regional Park in Perris. You can find 46 city parks in California and 563 city parks in the country of United States. Our members favorite in California is Balboa Park and Central Park is the top pick in United States. Want more? Check out our map of city parks in San Diego.