11 De Bell Drive, Atherton, CA 94027 (MLS # ML82061047)
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A rare opportunity to secure a contemporary estate in Atherton before construction begins. The residence is planned for approximately 5,483 sq. ft. of living space, including an approximately 4,686 sq. ft. for the main residence and 797 sq. ft. ADU, plus a 2-car garage. The proposed design features modern architecture, expansive indoor-outdoor living, a private courtyard, elevator, open kitchen and family room, luxurious primary suite, and a lower level with gym, lounge/theater, golf simulator, guest accommodations, and flexible entertaining space. Offered at the conceptual presale stage, this is a unique opportunity to secure the property early, before interior design and finish selections are finalized. Renderings, plans, dimensions, square footage, finishes, and design elements are conceptual and subject to change based on final plans, approvals, engineering, selections, and construction. A rare benefit of this presale offering is a $300,000 Seller credit available to an eligible buyer who completes the purchase and satisfies applicable SB9 owner-occupancy requirements. Buyer to independently verify. Adjacent Lot 1 may also be available-an exceptional opportunity to acquire one or both properties.
| DAYS ON MARKET | 2 | LAST UPDATED | 9/11/2026 |
|---|---|---|---|
| YEAR BUILT | 2026 | COMMUNITY | 699 - Not Defined |
| GARAGE SPACES | 2.0 | COUNTY | San Mateo |
| STATUS | Active | PROPERTY TYPE(S) | Single Family |
| ADDITIONAL DETAILS | |
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| AREA | 699 - Not Defined |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| HEAT | Heat Pump |
| LOT | 0.4002 acre(s) |
| LOT DIMENSIONS | 17431 |
| PARKING | Attached |
| SEWER | Public Sewer |
| STORIES | 2 |
| WATER | Public |
TOTAL MONTHLY PAYMENT
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Based on information from California Regional Multiple Listing Service, Inc. as of 9/12/26 11:49 PM PDT and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
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