Nestled in the picturesque valley of Old Julian Highway in the thriving Ramona community, award-winning Vineyard GrantJames offers a unique opportunity to own a piece of California's flourishing wine country. Spanning nearly 9 acres, this established winery has been operating since 2009 and is fully equipped for continued success in the growing Ramona Valley wine scene. The property includes a beautifully appointed 3-bedroom, 2-bath manufactured home with a spacious back deck, where you can soak in breathtaking views of majestic oaks and rolling vineyards. A 40x30 metal barn serves as the winemaking hub, featuring a fully equipped lab, ample storage, and self-sufficient amenities like a private well and an automated backup generator. Guests will love the meticulously landscaped wine-tasting patio, complete with a bubbling fountain, perfect for enjoying the serene surroundings. With ample parking and plenty of charm, this property offers the rare chance to live, work, and thrive in one stunning location.