Nestled in the private gated Rancho Moraga area, this expansive 53+ acre property boasts breathtaking views. It features a guest house of approximately 1100 sq. ft., complete with a sport court and a 6-stall horse stable. With EBMUD open space and trails as its backdrop. Infrastructure and irrigation are already in place. Additionally, there's a custom Castle Brook 6-stall horse barn with hay storage, a tack room, and a bathroom, ideal for equestrian enthusiasts. Paver tiles line all stalls, which are equipped with mats, automatic waters, and a fly system, with paddocks off each stall. Split into two parcels of 49+/- acres and a flat 4.35+/- acres for building the custom home, this property offers proximity to shopping, excellent schools (grades 1-12), and Saint Mary's College. Convenient access to San Francisco makes it a must-see for builders.