A RARE architectural gem, 814 Gail Avenue is a Refreshed Eichler mid-century modern home set on a beautifully landscaped 10,087 sq ft corner lot in the heart of Sunnyvale. Expanded single-level residence offers 2,234 + sq ft of timeless style, clean lines, & modern sophistication perfectly merging mid-century charm with 2025 design. Iconic floor-to-ceiling glass, radiant heated floors, and seamless indoor-outdoor flow define the airy layout. Main living room features a sleek modern fireplace, while the oversized family room adds a 2nd fireplace offering multiple warm & welcoming spaces for entertaining or quiet relaxation. An expansive primary suite is a true retreat, with peaceful backyard views and a flexible sitting area ideal for a home office. The sun-drenched enclosed sunroom opens to the backyard oasis, where a sparkling pool and spa are framed by mature fruit trees, blooming gardens, Junior ADU, 2 storage sheds, and a large raised vegetable bed. Fully fenced front and back yards offer complete privacy. Gated side entrance leads to a 305 sq ft J-ADU with its own private entry ideal for guests, extended family, or rental income. Blending iconic Eichler architecture, stylish upgrades, & lush outdoor living, this distinctive home delivers the ultimate in California living.