22 Pa. Code § 349.7 – Approval of sites.

(a) Approvable size. Usable acreage as follows shall be considered optimum: elementary schools—10 acres; schools for middle grades—20 acres, schools for high school grades—35 acres; and part-time vocational-technical schools—15 acres.
1. (1) In general, maximum approvable site sizes shall be the stated optimum, plus one acre for each 100 full-time equivalent students in projected enrollment.
2. (2) Minimum approvable site sizes shall consider factors related to land availability, proximate shared use land, and other reasonable considerations.
(b) Reimbursable size. The Department will be flexible in its determination of the reimbursable acreage within an approved school site. The projected school educational program shall be a principal determinant.
(c) Recreation area. Maximum approvable reimbursable site size may make allowance for cooperative community recreation programs.