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Shawn Bengtson

Office Broker - DRE 01236964

  • Office 760-805-7199
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3900 Marsten Avenue, Belmont – $7,999,999

  • $8M Price
  • 19¾ Acres
  • 9 DOM
  • $8M Price
  • 19¾ Acres
  • 9 DOM

3900 Marsten Avenue

RARE Peninsula Offering! One of the Last Open Parcels for Possible Luxury Development! Extraordinary opportunity to acquire last remaining open tract of land! Bucolic setting, sweeping natural beauty and unmatched future potential. This serene property of approximately 19.75 acres may offer the possibility to create 7 to 8 parcels, each envisioned for a luxury estate home + ADU. Additionally, if Buyer choose to pursue and qualify under Cal. SB9, a parcel could potentially accommodate 2luxury estate homes + ADUs. *No development potential has been verified. This special property could lend itself to a range of uses: multi-generational living, income opportunity, a family compound, private gated community, premium investment, or signature development, all subject to Buyer investigation and City & County Building Division approval. Part of the acreage was formerly used as a farmhouse with horse stalls, a corral, enhancing the property's character and versatility. The lands natural contours, mature landscape, peaceful surroundings create a rare environment seldom available on the Peninsula, minutes to premier schools, transportation and modern conveniences. A highly coveted location! Buyer to conduct their own diligence regarding buildability, development feasibility, allowable uses.

Essential Information

  • MLS® #ML82028983
  • Price$7,999,999
  • Bathrooms0.00
  • Acres19.75
  • TypeLand
  • StatusActive

Community Information

  • Address3900 Marsten Avenue
  • Area699 - Not Defined
  • CityBelmont
  • CountySan Mateo
  • Zip Code94002

Exterior

  • Lot DescriptionRolling Slope

School Information

  • DistrictOther

Additional Information

  • Date ListedDecember 7th, 2025
  • Days on Market9
  • ZoningA00000

Listing Details

  • AgentWong Real Estate Grp
  • OfficeKW Advisors
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Wong Real Estate Grp, KW Advisors.

Based on information from California Regional Multiple Listing Service, Inc. as of December 16th, 2025 at 5:25am PST. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.