Del. Code tit. 9 § 627
Within 15 days after receipt by the county government of the recommendations of the commission as hereinbefore provided, the county government shall meet and consider the evidence and testimony given at the hearing before the commission and the recommendation of such commission and determine whether a proposed community is a suburban park community as provided in § 602 of this title and whether said community should be improved by the addition of a park or recreation area, and determine what shall be the boundaries of the suburban park community and that it is in the public interest to establish such suburban park community and that all real property included within its boundaries will be benefited by the construction of the proposed park layout and the establishment of the proposed park or recreation area and the making of the improvements proposed to be made therein.
9 Del. C. § 627