The board of supervisors may sell and convey to any school district, high school district, or junior college district within the county, without compensation or upon such compensation as the board may determine, any portion of any land which was acquired by the county by means of special assessment proceedings for park purposes, if the portion of the land to be so sold or conveyed has not been used by the public for park purposes for a period of more than 10 years.
Ca. Gov. Code § 25560