This well-loved home on a huge lot is available for the first time since 1955. 1037 Blair Avenue presents an extraordinary high-upside opportunity in prime Sunnyvale. Situated on a massive 12,720 sq. ft. parcel, this property delivers unmatched freedom and long-term potential. Endless possibilities: build your dream estate; craft a custom luxury home with plenty of room for an ADU, pool, and expansive outdoor living. Lot split potential: explore subdividing into two parcels (buyer to verify local guidelines/SB 9) to maximize value. Renovate & modernize: update and expand the current 3-bed, 2-bath footprint (1,414 sq. ft.) into your dream residence. Prime Silicon Valley location: Close to top tech hubs: ~3 miles to Apple Park, ~5 miles to Meta, and ~8 miles to Cisco. Convenient living: Minutes to Downtown Sunnyvale, Whole Foods, shopping, and Caltrain for trips to San Francisco. The neighborhood is known for its award-winning schools: Cherry Chase Elementary, Sunnyvale Middle, and Homestead High (buyer to verify). Don't miss this landmark chance to build, split, or remodel in one of Sunnyvale's most coveted neighborhoods!