815 Crystal Springs Road
Hillsborough, CA, 94010 $ 3,990,000
Bedrooms4 Baths3.1 Sq 3,345 Monthly Estimate*
$ 24,567
for $3,990,000 with 4 bedrooms and 3 full baths, 1 half bath. This 3,345 square foot home was built in 1935 on a lot size of 0.449908.
THE BEST OF HILLSBOROUGH! 815 Crystal Springs Rd presents an exceptional blend of luxury, privacy, & resort-style living in one of Hillsborough's most desirable settings. Thoughtfully remodeled in 2016, this 3,345 sq ft residence sits on an expansive 19,598 sq ft lot and offers 4 bedrooms and 3.5 baths, including a beautifully appointed pool house, versatile studio/bonus room, and finished basement. A gated entry opens to a generous paver motor court and oversized finished 2-car garage with EV charging, sink, and refrigerator. Inside, an open-concept layout showcases a formal living room with fireplace, dining area, & a chef's kitchen is with a six-burner gas range, built-in refrigerator, wine refrigeration, and a center island with prep sink & breakfast bar, and family room with wet bar and fireplace. A private office with separate entrance adds flexibility. The covered outdoor living area features a full kitchen, fireplace, TV, heaters, and built-in speakers for year-round enjoyment. The primary suite offers vaulted ceilings, dual closets, and a spa-like bath with heated floors. Grounds include lawn, gardens, fruit trees, peaceful stream, redwoods, and a pool/spa retreat. Close to downtown San Mateo and many top schools. TOO MANY DETAILS TO LIST HERE, a must see so don't wait!
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FeaturesGeneralLiving Area 3345
Sewer Public Sewer
Heating Forced Air Natural Gas
Cooling Central Air
Roof Other
Appliances Dishwasher Microwave
Zoning R100
Garage Spaces 3
Year Built 1935
Property Subtype Detached
County San Mateo
Property Type Residential
HOA N
Garage Y/N Yes
Full Baths 3
Status Active
City Hillsborough
High School District San Mateo Union High
MLS Area Listing
Lot Size Square Feet 19598
Standard Status Active
Elementary School District San Mateo-Foster City Elementary
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InteriorInterior Amenities Dining Area Family Room Formal Dining Room Storage Utility Room Workshop Breakfast Nook
Fireplace Features Family Room Living Room
Air Conditioning Y/N Yes
Heating Y/N Yes
Fireplace Y/N Yes
Total Bedrooms 4
Kitchen Features Breakfast Nook Dishwasher Eat-in Kitchen Kitchen Island Microwave Other
Total Baths 4
1/2 Baths 1
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ExteriorExterior Amenities Back Yard Other
Parking Features Attached Other
Water Source Public
Lot Size Area 19598
Foundation Details Other
Building Area Total 3345
Lot Size Acres 0.4499
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* Excluded FeaturesList ByGreen Banker RealtyBroker
stanleylo@greenbanker.comEmail
Affordability Calculator
- Monthly Principal & Interest
- $24,567
- Monthly Property Taxes
- --
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Hillsborough, CA
Average List Price $14,283,959
Percent of Sale Price 258%
About Hillsborough, CA 11,149 Population
3% Since 2002
$ 195,338 Median Income
50.58 Median Age
36% Households with Children
Trends Information provided by ATTOM Data Solutions.
4250415 Elementary School
4250413 Middle School
Unknown High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 3/27/2026 | $3,990,000 | | Listed Price |