Rare opportunity to build your dream home on an expansive lot in the highly sought-after city of Walnut. Situated on Gartel Dr, this impressive parcel offers approximately 39,468 SF of land with approximately 33,880 SF of usable area, providing exceptional space and flexibility for future development. The unique lot configuration naturally creates two distinct areas—ideal for a custom residence plus a potential ADU, pool, landscaped gardens, outdoor entertaining area, tennis court, or pickleball court. Enjoy open mountain and city views from this peaceful residential setting surrounded by established homes. Located within the award-winning Walnut Valley Unified School District and just minutes from Suzanne Middle School and Walnut High School, with convenient access to shopping, dining, parks, and major amenities. A rare combination of size, usable land, views, location, and development potential in Walnut. Buyer to independently verify lot size, usable area, zoning, utilities, building requirements, ADU eligibility, and all development possibilities with the appropriate governmental agencies.