An extraordinary opportunity awaits in the heart of San Dimasan expansive 81.79-acre ranch estate offering panoramic views and remarkable potential. This rare legacy property consists of two contiguous parcels, approximately 42.27 acres and 39.52 acres, creating one of the largest blocks of land available in the San Gabriel Valley foothills. The gently rolling topography provides an estimated 70% usable land area (buyer to verify), making it an exceptionally versatile holding. From the property, enjoy sweeping 360-degree views of Puddingstone Lake, Bonelli Park, Mt. Baldy, the San Gabriel Mountains, and city-light vistas reaching toward Downtown Los Angeles. The scenery is as vast as it is breathtaking, creating a private sanctuary just minutes from city conveniences. An existing ranch home anchors the estate and offers a foothold for future visions. The lands scale and setting open possibilities for equestrian use, vineyard or orchard development, wellness retreat, luxury compound, multi-estate development, or long-term land preservation. San Dimas provides an ideal backdrop with its charming historic downtown, proximity to universities, and access to the 210, 10, and 57 freeways. The community balances suburban comfort with foothill tranquility, enhancing the appeal of this one-of-a-kind property. Few properties in Southern California combine this level of acreage, location, and natural beauty. This San Dimas estate presents a once-in-a-generation opportunity to create a landmark holding in the San Gabriel Valley.