
Land for Sale in Belmont, California
3900 Marsten Ave, Belmont, CA 94002
A Rare Bucolic Peninsula Offering! One of the Last Open Parcels for Luxury Development! An extraordinary opportunity to acquire one of the Peninsulas final remaining open tracts of land, an expansive, gently rolling bucolic setting with sweeping natural beauty and unmatched potential. This serene property offers the canvas to create 7, possibly 8, luxury estate homes, each envisioned with ADUs for multi generational living or income potential. Perfect for a family compound, premium investment, or signature development, the site presents exceptional versatility. Part of the acreage was formerly a private residence with a historic horse boarding setup, adding to the property's character, charm, and functional possibilities. The lands natural contours, mature landscape, and peaceful surroundings create a one-of-a-kind environment rarely available on the Peninsula, yet still moments from premier schools, transportation, and city conveniences. A truly unrivaled opportunity to shape a legacy destination in a highly coveted location. Buyer to conduct their own due diligence in determining the lot's buildability and development potential.
Location
- Street address
- 3900 Marsten Ave
- County
- San Mateo County
- Community
- Haskins Estates Etc.
- Elevation
- 410 feet
Property details
- Acreage
- 18.4 acres
- Zoning
- A00000
- MLS #
- MLSL ML82028983
- Posted
Details and features
Listing
- Type
- Land
- Franchise
- Keller Williams Realty
Listing history
| Date | Event | Price | Change | Source |
|---|---|---|---|---|
| Dec 8, 2025 | New listing | $7,999,999 | — | MLSL |









