---
listing_id: ML81941975
status: Closed
price: 5700000
beds: 6
baths_full: 6
baths_half: 1
sqft_living: 8670
sqft_lot: 16060
lot_acres: 0.368
year_built: 1928
property_type: Residential
property_subtype: Single Family Residence
address: "446 El Arroyo Rd"
city: Hillsborough
state: CA
zip: 94010
county: "San Mateo County"
lat: 37.56064
lng: -122.355959
days_on_market: 929
hoa_fee: 
hoa_frequency: 
garage_spaces: 0
list_agent: "Geoffrey Nelson"
list_office: "Coldwell Banker Realty"
list_agent_phone: "(650) 455-3735"
list_agent_license: 01313666
mls_source: MLSL
modified: 2026-02-01
transaction_type: recentlySold
---

Home | San Mateo County | Hillsborough | 94010 | 446 El Arroyo Rd

446 El Arroyo Rd, Hillsborough, CA 94010

MLS: ML81941975 | Status: Sold | Price: $5,700,000
Beds/Baths: 6 / 6 /1
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Acres Lot Yr Built
6 6 /1 8,670 0.368 1928

Remarks

ONE OF HILLSBOROUGH'S MOST IMPRESSIVE BAY-VIEW MANSIONS! Walk to Burlingame! 10 minutes to SFO! You won't believe the architectural quality and drama! Soaring Bay Views for this renovated classic, assigned to North Elementary and within walking distance of Downtown Burlingame Avenue! Best of both worlds with authentic Gatsby character, yet this house was painstakingly restored in the early 2000s to bespoke heights. Storybook street of minimal traffic, shouldered by other picture-perfect mansions, only 1.4 miles to downtown Burlingame & just 1.1 miles to North School. *Grand entertaining platform of architectural significance on 4 levels. *Ceilings soar to 25 feet. *Monumental lobby of herringbone floors & spiral staircase that towers to 22 feet. *Esquire Library + Separate Office *In-Law Apartment *2,000 bottle Pro Wine Cellar *Loft Level for Gym/Playroom *Bay-View Primary Suite of 18 ft. ceilings *Wow-Factor Rooftop Deck with Epic Bay Views to SF *Private motor court. Many curated pieces of artisan-carved furniture were designed for the house.*Plans available by TRG Architects for Deluxe Carport to match the style of the home

MLS Listing Information

Field Value
MLS # ML81941975
MLS Source MLSListings, Inc.

Features

Interior Features

Feature Details
Kitchen Island
Appliances Oven Range - Gas
Dining Room Eat in Kitchen, Formal Dining Room
Family Room Kitchen/Family Room Combo, Separate Family Room
Fireplace Wood Burning
Flooring Hardwood
Laundry Inside
Cooling Central Forced Air
Heating Central Forced Air - Gas, Heating - 2+ Zones

Exterior Features

Feature Details
Roof Wood
Foundation Concrete Perimeter and Slab
Style Country English, English, Luxury, Traditional, Tudor

Parking, School, and Other Information

Feature Details
Garage/Parking Off-Street Parking, Parking Area, Garage: 0 Car(s)
Elementary District Hillsborough City Elementary
High School District San Mateo Union High
Sewer Public Sewer
Water Public
Zoning R10025

Contact Information

Geoffrey Nelson
Coldwell Banker Realty
License #: 01313666
Phone: (650) 455-3735

School Ratings

School data provided by GreatSchools.org

Nearby Schools

School Type Grades Distance Rating
Crocker Middle School public 6-8 0.56 mi 8
North Hillsborough School public K-5 0.70 mi 9
San Mateo Park Elementary School public K-5 0.93 mi 2
West Hillsborough School public K-5 1.01 mi 9
South Hillsborough School public K-5 1.02 mi 8
McKinley Elementary School public K-5 1.33 mi 7
Baywood Elementary School public K-5 1.48 mi 6
Roosevelt Elementary School public K-5 1.48 mi 5
BSD Preschool public UG 1.51 mi N/A
Burlingame High School public 9-12 1.58 mi 10
Aragon High School public 9-12 1.58 mi 10
Washington Elementary School public K-5 1.61 mi 6
Hoover Elementary public K-5 1.79 mi 7
San Mateo High School public 9-12 1.82 mi 9
San Mateo Adult public UG 1.92 mi N/A
Borel Middle School public 6-8 2.03 mi 8
Lincoln Elementary School public K-5 2.25 mi 6
Sunnybrae Elementary School public K-5 2.35 mi 1
North Shoreview Montessori Elementary School public K-8 2.37 mi 9
Burlingame Intermediate School public 6-8 2.50 mi 9

Disclosures

©2026 MLSListings Inc. All rights reserved. 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. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from MLSListings Inc.

Presently MLSListings.com displays Active, Contingent, Pending, and Recently Sold listings. Recently Sold listings are properties which were sold within the last three years. After that period listings are no longer displayed in MLSListings.com. Pending listings are properties under contract and no longer available for sale. Contingent listings are properties where there is an accepted offer, and seller may be seeking back-up offers. Active listings are available for sale.

This listing information is up-to-date as of February 01, 2026. For the most current information, please contact Geoffrey Nelson, (650) 455-3735.