Discover a rare chance to own a remarkable piece of land in the coveted Altadena foothills. This offering includes two lots (Lots 2 & 3) that were combined under one APN with the potential to be subdivided, allowing for the development of two separate residences or one expansive custom estate. Privately nestled at the end of a serene cul-de-sac, this flat and usable 40,060 square foot lot already features a tennis court and pool--an ideal foundation for the ultimate California lifestyle. Enjoy unmatched privacy and sweeping views of the San Gabriel Mountains, tranquil skies, and breathtaking sunsets. Surrounded by mature trees and natural beauty, the setting is both peaceful and inspiring--perfect for crafting a luxurious architectural masterpiece, lush garden retreat, or entertainer's dream. Whether your vision is a sleek modern showpiece, a timeless Spanish Revival, or a warm ranch-style haven, this exceptional property offers limitless potential in a prime location that feels a world apart yet remains close to everything. Opportunities where privacy, natural beauty, and visionary possibility converge are exceedingly rare. The property is being sold as-is. Phase 2 debris removal has been completed by the U.S. Army Corps of Engineers. A previous 5-bedroom, 4-bathroom Mid-Century Modern home once stood on the lot, totaling approximately 5,200 square feet (assessor records indicate 4,162 square feet).