PAID · PARK
William R. Mason Regional Park
339-acre OC Parks regional park with a 9-acre lake, picnic areas, trails, playgrounds, and a wilderness hiking area. Trail bridge project noted through November 2026 in the wilderness area.
COST
Paid Fall–winter hours 7 a.m.–6 p.m.; spring–summer 7 a.m.–9 p.m. Parking $3 Mon–Fri, $5 Sat–Sun (higher some holidays).
📍 Irvine · 18712 University Drive, Irvine, CA 92612
HOW WE VERIFIED