Situated in one of the best locations in Hillsborough, 280 Uplands Dr is a rare opportunity on a flat, private, over-half-acre corner lot, steps from Crystal Springs Uplands School & South Elementary. This estate offers 6 bedrooms, 6 full baths & 2 half baths, all en-suite, with attached ADU. A dedicated office with fireplace, home theater with theatrical lighting and built-in refreshment station, and an adjoining bonus room. Upstairs, a bedroom suite is joined by a multi-purpose room with fireplace, ideal as a gym, bar, or rec space. All mechanical systems replaced, including new roof and four separate HVAC systems for comfort and efficiency. All-new interior finishes and a chef's kitchen with premium appliances, including Sub-Zero. Private rear driveway with automatic gate. Outdoor spaces offer true California entertaining: brand-new pool and spa with automatic safety cover, outdoor kitchen, Trex decking, new hardscape and paver walkways. Ideally suited for social events, with ample parking and a layout that flows seamlessly from indoors to out.