Each county in the State of Oklahoma having a population of one hundred thousand (100,000) or more, as determined by the last Federal Decennial Census or any subsequent Federal Decennial Census, is hereby authorized and empowered to establish, provide, maintain, construct, set apart, and conduct parks, playgrounds, recreation centers, swimming pools, social and community centers, and other public recreational facilities anywhere within the said county.
Okla. Stat. tit. 19, § 931