Pierre Maajoun
RE/MAX MASTERS REALTY
(626) 678-8024
84 Total Sales
1 in San Antonio Heights
$1,200,000 Price
475 W 26th St Upland, CA 91784
San Antonio Heights Neighborhood
6
Beds
10
Baths
9,085
Sq Ft
4
Acre Lot
Highlights
- Home Theater
- In Ground Pool
- City Lights View
- Valencia Elementary Rated A-
- Primary Bedroom Suite
- 4 Acre Lot
About This Home
As of April 2026Welcome to an exceptional custom-built estate in the prestigious enclave of San Antonio Heights, where luxury, privacy, and breathtaking views converge in a truly rare offering. Beyond private gates, a grand wrap-around driveway framed by stately pillar archways creates a striking sense of arrival, surrounded by expansive, manicured grounds offering complete seclusion. This impressive three-story residence, including a fully finished basement, is thoughtfully designed and served by an elevator accessing all levels. Inside, a dramatic foyer showcases refined architectural details and crown molding throughout. Every bedroom features its own en suite bathroom and walk-in closet, providing exceptional comfort and privacy. Dual primary suites, each with a fireplace, offer luxurious retreats, while additional fireplaces in the formal living room, family room, and dining room bring the total to five fireplaces throughout the home. The chef’s kitchen is a showpiece, appointed with high-end appliances, generous workspace, a wine refrigerator, and seamless flow to the fully equipped outdoor kitchen, ideal for entertaining. Additional features include a whole-house water softener system and a Generac generator that powers the entire home, ensuring year-round comfort and peace of mind. The finished basement is an entertainer’s paradise with a private theater, full bar, and game room. Upstairs, enjoy a fully equipped fitness room with steam shower, a spacious loft, and an elegant extended hallway enhancing the home’s open flow and sophistication. Security and functionality are exceptional, featuring a full surveillance and alarm system with license plate readers. The property offers a garage accommodating up to nine vehicles, along with additional RV parking on the side yard. The backyard is an entertainer’s dream, showcasing nearly two acres of usable land with a resort-style swimming pool, 62-foot waterslide, jacuzzi, fruit trees, and meticulously groomed landscaping illuminated by over 500 Malibu lights, creating stunning ambiance day and night. Situated on approximately four acres with no possibility of future development behind or alongside, the estate offers permanent privacy and panoramic city views. A truly rare opportunity to experience luxury living in one of San Antonio Heights’ most coveted locations.
Last Agent to Sell the Property
The Agency Brokerage Phone: 909-957-9288 License #01849530 Listed on: 01/03/2026
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Home Details
Home Type
- Single Family
Year Built
- Built in 2009
Lot Details
- 4 Acre Lot
- Landscaped
- Sprinkler System
- Private Yard
- Lawn
- Back and Front Yard
- Density is 2-5 Units/Acre
- 1003281100000
Parking
- 6 Car Attached Garage
Property Views
- City Lights
- Mountain
- Valley
Home Design
- Entry on the 1st floor
Interior Spaces
- 9,085 Sq Ft Home
- 3-Story Property
- Elevator
- Dual Staircase
- Bar
- Crown Molding
- Coffered Ceiling
- Two Story Ceilings
- Recessed Lighting
- Formal Entry
- Great Room
- Family Room Off Kitchen
- Living Room with Fireplace
- Dining Room with Fireplace
- Home Theater
- Home Office
- Loft
- Bonus Room
- Game Room
- Storage
- Home Gym
- Basement
Kitchen
- Kitchenette
- Breakfast Area or Nook
- Breakfast Bar
- Walk-In Pantry
- Gas Oven
- Gas Range
- Microwave
- Dishwasher
- Kitchen Island
- Granite Countertops
- Self-Closing Drawers and Cabinet Doors
- Disposal
Flooring
- Stone
- Tile
Bedrooms and Bathrooms
- 6 Bedrooms | 2 Main Level Bedrooms
- Primary Bedroom on Main
- Fireplace in Primary Bedroom
- Primary Bedroom Suite
- Double Master Bedroom
- Walk-In Closet
- Granite Bathroom Countertops
- Dual Vanity Sinks in Primary Bathroom
- Soaking Tub
- Bathtub with Shower
- Steam Shower
- Separate Shower
Laundry
- Laundry Room
- Laundry on upper level
- Washer and Gas Dryer Hookup
Pool
- In Ground Pool
- Spa
- Waterfall Pool Feature
Outdoor Features
- Balcony
- Covered Patio or Porch
Location
- Urban Location
Utilities
- Central Heating and Cooling System
- Natural Gas Connected
- Septic Type Unknown
Listing and Financial Details
- Tax Lot 1130
- Tax Tract Number 8
- Assessor Parcel Number 1003281050000
- $1,923 per year additional tax assessments
Community Details
Overview
- No Home Owners Association
- Valley
Amenities
- Laundry Facilities
Recreation
- Hiking Trails
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
Jan 3, 2026
Closed on
Mar 23, 2026
Sold by
Bought by
Seller's Agent
Briana Price
The Agency
Buyer's Agent
Juan Rivera
Realty ONE Group Empire
List Price
$4,299,000
Sold Price
$4,000,000
Premium/Discount to List
-$299,000
-6.96%
Views
3425
Home Financials for this Owner
Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$2,800,000
Outstanding Balance
$2,791,942
Interest Rate
6.22%
Mortgage Type
New Conventional
Purchase Details
Closed on
Jul 10, 2012
Sold by
Bought by
Purchase Details
Closed on
May 22, 2007
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
$656,000
Interest Rate
6.36%
Mortgage Type
Purchase Money Mortgage
Purchase Details
Closed on
Apr 25, 2001
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
$260,000
Interest Rate
7.15%
Purchase Details
Closed on
Nov 8, 1995
Sold by
Bought by
Home Values in the Area
Average Home Value in this Area
Agents Specializing in San Antonio Heights, CA
-
Pierre Maajoun
-
Benjamin Nance
Benjamin Nance
Vista Sotheby's International
(909) 377-4851
64 Total Sales
3 in San Antonio Heights
$950K - $1.5M Price Range
-
Rudy Kusuma
Rudy Kusuma
LPT Realty, Inc
(916) 249-4078
152 Total Sales
1 in San Antonio Heights
$2,270,000 Price
-
RANA ALHILO
RANA ALHILO
Anomaly Real Estate
(951) 749-6602
48 Total Sales
3 in San Antonio Heights
$40K - $995K Price Range
-
Linda Ojeda
Linda Ojeda
Luxury Collective
(424) 372-0165
111 Total Sales
1 in San Antonio Heights
$911,000 Price
-
OMAR MAYORGA
OMAR MAYORGA
RE/MAX MASTERS REALTY
(909) 479-2713
55 Total Sales
1 in San Antonio Heights
$40,000 Price
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 |
|---|---|---|---|
| $4,000,000 | First American Title | ||
| -- | None Available | ||
| $820,000 | First American Title | ||
| $525,000 | North American Title Co | ||
| -- | -- |
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 | $2,800,000 | ||
| Previous Owner | $980,000 | ||
| Previous Owner | $972,222 | ||
| Previous Owner | $656,000 | ||
| Previous Owner | $358,300 | ||
| Previous Owner | $260,000 | ||
| Previous Owner | $286,800 |
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 |
|---|---|---|---|---|
| 04/30/2026 04/30/26 | Sold | $4,000,000 | -2.4% | $440 / Sq Ft |
| 03/30/2026 03/30/26 | Pending | -- | -- | -- |
| 02/10/2026 02/10/26 | Price Changed | $4,099,000 | -4.7% | $451 / Sq Ft |
| 01/03/2026 01/03/26 | For Sale | $4,299,000 | -- | $473 / Sq Ft |
Source: California Regional Multiple Listing Service (CRMLS)
Tax 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.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2026 | $29,359 | $2,775,625 | $357,277 | $2,418,348 |
| 2025 | $29,359 | $2,721,201 | $350,272 | $2,370,929 |
| 2024 | $28,425 | $2,667,844 | $343,404 | $2,324,440 |
| 2023 | $28,008 | $2,615,534 | $336,671 | $2,278,863 |
| 2022 | $27,411 | $2,564,249 | $330,070 | $2,234,179 |
| 2021 | $27,399 | $2,513,970 | $323,598 | $2,190,372 |
| 2020 | $26,656 | $2,488,192 | $320,280 | $2,167,912 |
| 2019 | $26,562 | $2,439,404 | $314,000 | $2,125,404 |
| 2018 | $25,898 | $2,391,572 | $307,843 | $2,083,729 |
| 2017 | $25,151 | $2,344,679 | $301,807 | $2,042,872 |
| 2016 | $24,692 | $2,298,705 | $295,889 | $2,002,816 |
| 2015 | $24,129 | $2,264,176 | $291,444 | $1,972,732 |
| 2014 | $18,933 | $1,789,000 | $626,000 | $1,163,000 |
Source: Public Records
Agents Affiliated with this Home
-
Briana Price
Seller's Agent in 2026
Briana Price
The Agency
(909) 957-9288
7 in this area
327 Total Sales
-
Juan Rivera
Buyer's Agent in 2026
Juan Rivera
Realty ONE Group Empire
(760) 553-5074
1 in this area
141 Total Sales
Map
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: CV26000683
APN: 1003-281-05
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.
The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.
Based on information from California Regional Multiple Listing Service, Inc. and /or other sources. 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
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