Seller's Agent in 2025
Stanley Lo
Green Banker Realty
(650) 222-1045
372 Total Sales
818 Irwin Dr Hillsborough, CA 94010
Estimated Value: $7,039,000 - $14,201,157
5
Beds
6.5
Baths
7,950
Sq Ft
$1,274/Sq Ft
Est. Value
Highlights
- Tennis Courts
- Private Pool
- Two Primary Bedrooms
- North Hillsborough School Rated A
- Solar Power System
- Wood Flooring
About This Home
As of December 2025Rare, once-in-a-lifetime luxury estate in the prestigious Ryan Tract of Lower Hillsborough. Set on a flat 42,304 sq ft gated lot, this property offers 5 beds, 6.5 baths, solar, regulation tennis court, large pool + separate spa, lush gardens, expansive lawns, multiple patios, putting green, outdoor BBQ, long private driveway, motor court, and 3-car garage. The main residence features an elevator; all bedrooms en-suite; chefs kitchen with butlers pantry; family room; living room; formal dining room; multiple office/workshop spaces; and more. Additional structures include a pool house and a full guest house attached to the garage. Total advertised living space of 7,950 sq ft includes the main house, 945 sq ft 2-bed/2-bath guest house with full kitchen and living/dining area, and a 685 sq ft pool house with living space, kitchenette, laundry, full bath, and sauna. Walking distance to Downtown Burlingame and access to top-rated California schools. A true blend of elegance, scale, and resort-style living.
Last Agent to Sell the Property
Green Banker Realty License #00874415 Listed on: 09/21/2025
Home Details
Home Type
- Single Family
Year Built
- Built in 1927
Lot Details
- 42,305 Sq Ft Lot
- Level Lot
- Back Yard
- Zoning described as R10025
Parking
- 3 Car Detached Garage
Interior Spaces
- 7,950 Sq Ft Home
- 2-Story Property
- Wet Bar
- High Ceiling
- Separate Family Room
- Living Room with Fireplace
- Formal Dining Room
- Den
- Workshop
- Wood Flooring
- Laundry Room
Kitchen
- Oven or Range
- Dishwasher
- Kitchen Island
Bedrooms and Bathrooms
- 5 Bedrooms
- Double Master Bedroom
- Walk-In Closet
- Dual Sinks
- Bathtub with Shower
Eco-Friendly Details
- Solar Power System
Outdoor Features
- Private Pool
- Tennis Courts
- Balcony
- Outdoor Kitchen
- Barbecue Area
Listing and Financial Details
- Assessor Parcel Number 028-083-010
Ownership History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
Date
Name
Owned For
Owner Type
Purchase Details
Listed on
Sep 21, 2025
Closed on
Dec 8, 2025
Sold by
Bought by
Seller's Agent
Stanley Lo
Green Banker Realty
Buyer's Agent
Stanley Lo
Green Banker Realty
List Price
$15,280,000
Sold Price
$12,000,000
Premium/Discount to List
-$3,280,000
-21.47%
Views
27
Current Estimated Value
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$1,874,948
Avg. Annual Appreciation
-28.33%
Original Mortgage
$7,200,000
Outstanding Balance
$7,186,089
Interest Rate
6.17%
Mortgage Type
Seller Take Back
Estimated Equity
$2,938,963
Purchase Details
Closed on
Jul 20, 2023
Sold by
Bought by
Purchase Details
Closed on
Jul 23, 2013
Sold by
Bought by
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,000,000
Interest Rate
3.98%
Mortgage Type
Seller Take Back
Purchase Details
Closed on
Jan 17, 2013
Sold by
Bought by
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$3,445,000
Interest Rate
3.75%
Mortgage Type
New Conventional
Purchase Details
Closed on
May 17, 2011
Sold by
Bought by
Purchase Details
Closed on
Dec 26, 2006
Sold by
Bought by
Purchase Details
Closed on
Sep 9, 2003
Sold by
Bought by
Purchase Details
Closed on
Aug 11, 2003
Sold by
Bought by
Purchase Details
Closed on
Apr 1, 1994
Sold by
Bought by
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$129,000
Interest Rate
7.38%
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area
Home Values in the Area
Average Home Value in this Area
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Buyer | Sale Price | Title Company |
|---|---|---|---|
| $12,000,000 | Orange Coast Title Company | ||
| -- | None Listed On Document | ||
| $7,100,000 | Chicago Title Company | ||
| $5,300,000 | Chicago Title Company | ||
| -- | None Available | ||
| $500,000 | None Available | ||
| -- | American Title Insurance Co | ||
| -- | -- | ||
| -- | -- | ||
| -- | Fidelity National Title Ins |
Source: Public Records
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Borrower | Loan Amount |
|---|---|---|---|
| Open | $7,200,000 | ||
| Previous Owner | $2,000,000 | ||
| Previous Owner | $3,445,000 | ||
| Previous Owner | $129,000 |
Source: Public Records
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 12/15/2025 12/15/25 | Sold | $12,000,000 | -21.5% | $1,509 / Sq Ft |
| 09/21/2025 09/21/25 | Pending | -- | -- | -- |
| 09/21/2025 09/21/25 | For Sale | $15,280,000 | -- | $1,922 / Sq Ft |
Source: MLSListings
Agents Affiliated with this Home
-
Stanley Lo
Map
Source: MLSListings
MLS Number: ML82010473
APN: 028-083-010
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
Property Information © 2026 MLSListings Inc. All rights reserved. Listing information is deemed reliable but not guaranteed. Certain information contained herein is derived from information which is the licensed property of, and copyrighted by, MLSListings Inc. The viewer acknowledges ownership and validity of its copyright. Information provided is for personal, non-commercial use by a viewer with a bona fide interest in the purchase or sale of real estate of the type being offered via this website or other electronic means. The viewer is prohibited from copying, redistributing or retransmitting any of the data or information provided by MLSListing, Inc.
Nearby Homes
- 2140 Carmelita Ave
- 680 Fairway Cir
- 1524 Arc Way
- 717 Walnut Ave
- 1515 Arc Way Unit 203
- 824 El Camino Real
- 1129 Balboa Ave
- 735 El Camino Real Unit 104
- 25 Fagan Dr
- 90 Fagan Dr
- 1204 Cortez Ave
- 85 Fagan Dr
- 1515 Floribunda Ave Unit 309
- 1950 Ralston Ave
- 1545 Bellevue Ave
- 1361 Vancouver Ave
- 974 Chula Vista Ave
- 973 Baileyana Rd
- 1245 Paloma Ave
- 1116 Chula Vista Ave
Your Personal Tour Guide
Ask me questions while you tour the home.