Introducing 8818 Arcadia Avenue, San Gabriel, a rare gem with tremendous potential in one of the area's most rapidly appreciating neighborhoods. Sitting on a generous lot nearly 14,200 sq.ft. lot, this charming home presents one of the most valuable development opportunities in North San Gabriel. Whether you're looking to build a brand-new custom residence, explore SB9 lot-split and multi-unit development potential, or simply renovate and expand the existing home, this property offers endless possibilities. With the most desirable north-south orientation, this home enjoys excellent natural light throughout the day. Inside, you'll find 3 spacious bedrooms, 2 well-sized bathrooms, a bright living room that flows into the dining area, an oversized family room, and a separate laundry room, all providing a functional layout with plenty of room for reimagining. The home has just been refreshed with new interior paint and decluttering, making it feel light, clean, and full of potential. Even minimal landscaping can transform the expansive yard into a private, park-like retreat. Located in the unincorporated part of Los Angeles County, the property benefits from more flexible building and ADU/addition guidelines, further enhancing its development potential. The location is outstanding, with convenient access to Pasadena, San Marino, Rosemead Blvd, major freeways, shopping, and dining. The neighborhood is already on the rise, with new construction next door and multiple newer homes nearby, contributing to long-term value growth to this property. This is a Trust Sale (no court confirmation required), and the home has been lovingly owned by the same owner for many years. Now it's ready for a new chapter, whether to live in, remodel, or develop. Don’t miss this rare opportunity to own a large lot in a prime North San Gabriel location, offering charm, flexibility, and substantial upside.