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!
For sale
$3,990,000
815 Crystal Springs Rd, Hillsborough, CA 94010
4beds
3,345sqft
Est.:
Single Family Residence, Residential
Built in 1935
0.45 Acres Lot
$-- Zestimate®
$1,193/sqft
$-- HOA
What's special
Finished basementBeautifully appointed pool houseOpen-concept layoutGated entryDining areaGenerous paver motor court
- 7 days |
- 5,035 |
- 238 |
Zillow last checked: 7 hours ago
Listing updated: April 01, 2026 at 08:18am
Listed by:
Stanley Lo 00874415 650-373-0007,
Green Banker Realty 650-373-0007
Source: MLSListings Inc,MLS#: ML82040633
Tour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Rooms
- Room types: Basement, Bonus Room, Office, Utility Room, Workshop
Bedroom
- Features: PrimarySuiteRetreat2plus, WalkinCloset
Bathroom
- Features: DoubleSinks, Other, StallShower, Tile, UpdatedBaths
Dining room
- Features: BreakfastNook, DiningArea, EatinKitchen, FormalDiningRoom
Family room
- Features: SeparateFamilyRoom
Kitchen
- Features: ExhaustFan, Island, IslandwithSink, Other
Heating
- Central Forced Air Gas, Gas
Cooling
- Central Air
Appliances
- Included: Dishwasher, Exhaust Fan, Microwave, Other, Oven/Range, Refrigerator, Wine Refrigerator
- Laundry: Inside
Features
- High Ceilings, One Or More Skylights, Vaulted Ceiling(s), Open Beam Ceiling, Walk-In Closet(s)
- Basement: Unfinished
- Fireplace features: Family Room, Living Room
Interior area
- Total structure area: 3,345
- Total interior livable area: 3,345 sqft
Property
Parking
- Total spaces: 3
- Parking features: Attached, Common, Detached, Other
- Attached garage spaces: 3
Features
- Stories: 1
- Patio & porch: Balcony/Patio, Deck
- Exterior features: Back Yard, Barbecue
Lot
- Size: 0.45 Acres
Details
- Additional structures: Other, PoolHouse
- Parcel number: 031334030
- Zoning: R10025
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence, Residential
Materials
- Foundation: Other
- Roof: Other
Condition
- New construction: No
- Year built: 1935
Utilities & green energy
- Gas: PublicUtilities
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Public Utilities, Water Public
Community & HOA
Location
- Region: Hillsborough
Financial & listing details
- Price per square foot: $1,193/sqft
- Tax assessed value: $2,258,563
- Annual tax amount: $31,326
- Date on market: 3/27/2026
- Listing agreement: ExclusiveRightToSell
Estimated market value
Not available
Estimated sales range
Not available
$8,012/mo
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 3/27/2026 | Listed for sale | $3,990,000+198.7%$1,193/sqft |
Source:  MLSListings Inc #ML82040633 Report a problem | ||
| 11/26/2022 | Listing removed | -- |
Source: Zillow Rental Network_1 Report a problem | ||
| 10/22/2022 | Price change | $12,500-10.7%$4/sqft |
Source: Zillow Rental Network_1 #ML81909955 Report a problem | ||
| 10/9/2022 | Listed for rent | $14,000$4/sqft |
Source: Zillow Rental Network_1 #ML81909955 Report a problem | ||
| 11/14/2002 | Sold | $1,336,000$399/sqft |
Source: Public Record Report a problem | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $31,326 +2.3% | $2,258,563 +2% |
| 2024 | $30,636 +1.8% | $2,214,278 +2% |
| 2023 | $30,093 +4.1% | $2,170,862 +2% |
| 2022 | $28,895 +2.3% | $2,128,297 +2% |
| 2021 | $28,243 +1.9% | $2,086,567 +1% |
| 2020 | $27,717 +2.6% | $2,065,174 +2% |
| 2019 | $27,026 +3.2% | $2,024,682 +2% |
| 2018 | $26,196 +1.8% | $1,984,983 +1.7% |
| 2017 | $25,731 +17.2% | $1,951,639 +19.4% |
| 2016 | $21,950 +2% | $1,634,549 -15.9% |
| 2015 | $21,527 +2.8% | $1,942,492 +23.1% |
| 2014 | $20,937 | $1,578,460 +0.5% |
| 2013 | -- | $1,571,327 +2% |
| 2012 | -- | $1,540,517 |
| 2011 | -- | $1,540,517 +2.8% |
| 2010 | -- | $1,499,025 -0.2% |
| 2009 | -- | $1,502,587 +2% |
| 2008 | -- | $1,473,125 +2% |
| 2007 | -- | $1,444,241 +2% |
| 2006 | -- | $1,415,924 |
| 2005 | -- | $1,415,924 +4% |
| 2004 | -- | $1,360,943 +1.9% |
| 2003 | -- | $1,336,000 +21.6% |
| 2002 | -- | $1,098,869 +2% |
| 2001 | -- | $1,077,323 +2% |
| 2000 | -- | $1,056,200 |
Find assessor info on the county website
BuyAbility℠ payment
Est. payment
$23,738/mo
Principal & interest
$20014
Property taxes
$3724
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Climate risks
Neighborhood: Baywood Knolls
Nearby schools
GreatSchools rating
- 8/10South Hillsborough SchoolGrades: K-5Distance: 0.7 mi
- 8/10Crocker Middle SchoolGrades: 6-8Distance: 1.6 mi
- 10/10Aragon High SchoolGrades: 9-12Distance: 0.5 mi
Schools provided by the listing agent
- District: SanMateoFosterCityElementary
Source: MLSListings Inc. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
Local experts in 94010
- California
- San Mateo County
- San Mateo
- 94010
- Baywood Knolls
- 815 Crystal Springs Rd
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