Seller's Agent in 2025
Christine Kim
RE/MAX GALAXY
(909) 240-2221
57 Total Sales
21533 Ambushers St Diamond Bar, CA 91765
4
Beds
3
Baths
3,026
Sq Ft
9,209
Sq Ft Lot
Highlights
- Primary Bedroom Suite
- City Lights View
- Open Floorplan
- Castle Rock Elementary School Rated A
- Updated Kitchen
- Deck
About This Home
As of October 2025Stunning South Diamond Bar Home with Dramatic Hillside Views! Perched in the tranquil hills of South Diamond Bar, this elegant 4-bedroom + bonus room & den, 3-bath residence offers 3,026 sq.ft. of bright, open living space on a generous 9,206 sq.ft. lot. A grand new double-door entry welcomes you into soaring ceilings, abundant natural light, and a striking custom staircase. Recent upgrades include fresh paint, new window coverings, and custom laminate wood flooring. Expansive windows throughout showcase sweeping Mountain and City-Light views. Upstairs, an additional bedroom opens to a balcony with stunning vistas. The kitchen is appointed with new ceiling lighting, an electric range, and a walk-in pantry, seamlessly flowing into the family room with a cozy fireplace and built-in cabinetry. Versatile living options abound with a main-level bonus room and a den with wet bar (currently used as a 5th bedroom). Sliding glass doors open to a covered patio, perfect for entertaining. The private backyard is enhanced with new fencing, a fabric shade cover, lush landscaping, and mature fruit trees complemented by colorful flowers. Additional highlights include a 3-car garage, extended driveway, and a premier location near shopping, dining, and parks. This home is zoned for the award-winning Walnut Valley Unified School District—Castle Rock Elementary, South Pointe Middle, and Diamond Bar High—with convenient freeway access to both Orange County and Los Angeles. * Low TAX Rate and No HOA! Priced to sell—one of the best values in town. Don’t miss this opportunity!
Last Agent to Sell the Property
RE/MAX GALAXY Brokerage Phone: 909-240-2221 License #01032705 Listed on: 09/18/2025
Home Details
Home Type
- Single Family
Year Built
- Built in 1978
Lot Details
- 9,209 Sq Ft Lot
- Wrought Iron Fence
- Brick Fence
- Sprinkler System
- Property is zoned LCR19000*
Parking
- 3 Car Direct Access Garage
- 3 Open Parking Spaces
- Parking Available
- Driveway
Property Views
- City Lights
- Woods
- Mountain
Home Design
- Entry on the 1st floor
- Turnkey
- Tile Roof
Interior Spaces
- 3,026 Sq Ft Home
- 2-Story Property
- Open Floorplan
- Wet Bar
- Cathedral Ceiling
- Double Pane Windows
- Custom Window Coverings
- Blinds
- Window Screens
- Double Door Entry
- Family Room with Fireplace
- Living Room
- Dining Room
- Den
- Bonus Room
Kitchen
- Updated Kitchen
- Eat-In Kitchen
- Walk-In Pantry
- Electric Range
- Dishwasher
- Granite Countertops
- Disposal
Flooring
- Laminate
- Tile
Bedrooms and Bathrooms
- 4 Bedrooms | 1 Main Level Bedroom
- Primary Bedroom Suite
- Walk-In Closet
- 3 Full Bathrooms
- Dual Vanity Sinks in Primary Bathroom
- Bathtub
- Walk-in Shower
Laundry
- Laundry Room
- Washer Hookup
Home Security
- Carbon Monoxide Detectors
- Fire and Smoke Detector
Outdoor Features
- Balcony
- Deck
- Covered Patio or Porch
- Fire Pit
- Exterior Lighting
Schools
- Castlerock Elementary School
- Southpoint Middle School
- Diamond Bar High School
Utilities
- Central Heating and Cooling System
Listing and Financial Details
- Tax Lot 4
- Tax Tract Number 33205
- Assessor Parcel Number 8714003013
- $785 per year additional tax assessments
- Seller Considering Concessions
Community Details
Overview
- No Home Owners Association
- Mountainous Community
Recreation
- Park
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 18, 2025
Closed on
Oct 6, 2025
Sold by
Bought by
Seller's Agent
Christine Kim
RE/MAX GALAXY
Buyer's Agent
Lily Li
Universal Elite Realty
List Price
$1,488,800
Sold Price
$1,475,000
Premium/Discount to List
-$13,800
-0.93%
Views
19
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
$45,136
Avg. Annual Appreciation
4.47%
Purchase Details
Closed on
Jun 11, 2018
Sold by
Bought by
Purchase Details
Closed on
Apr 21, 2010
Sold by
Bought by
Purchase Details
Closed on
May 13, 2002
Sold by
Bought by
Purchase Details
Closed on
Oct 7, 1998
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
$287,000
Interest Rate
6.69%
Purchase Details
Closed on
Oct 10, 1997
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
$190,000
Interest Rate
7.36%
Mortgage Type
Seller Take Back
Purchase Details
Closed on
Oct 9, 1997
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
$190,000
Interest Rate
7.36%
Mortgage Type
Seller Take Back
Purchase Details
Closed on
May 30, 1997
Sold by
Bought by
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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 | Type | Sale Price | Title Company |
|---|---|---|---|
| Quit Claim Deed | -- | California Best Title | |
| Grant Deed | $1,475,000 | California Best Title | |
| Quit Claim Deed | -- | None Available | |
| Interfamily Deed Transfer | -- | None Available | |
| Interfamily Deed Transfer | -- | None Available | |
| Grant Deed | $453,000 | Southland Title | |
| Grant Deed | $319,000 | South Coast Title | |
| Interfamily Deed Transfer | -- | North American Title Co | |
| Grant Deed | $255,000 | North American Title Co | |
| Trustee Deed | $276,513 | North American Title |
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 | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $287,000 | No Value Available | |
| Previous Owner | $190,000 | Seller Take Back |
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 |
|---|---|---|---|---|
| 10/14/2025 10/14/25 | Sold | $1,475,000 | -0.9% | $487 / Sq Ft |
| 09/29/2025 09/29/25 | Pending | -- | -- | -- |
| 09/25/2025 09/25/25 | For Sale | $1,488,800 | +0.9% | $492 / Sq Ft |
| 09/24/2025 09/24/25 | Off Market | $1,475,000 | -- | -- |
| 09/18/2025 09/18/25 | For Sale | $1,488,800 | -- | $492 / 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 |
|---|---|---|---|---|
| 2025 | $8,877 | $669,195 | $274,325 | $394,870 |
| 2024 | $8,368 | $656,075 | $268,947 | $387,128 |
| 2023 | $8,173 | $643,212 | $263,674 | $379,538 |
| 2022 | $8,004 | $630,601 | $258,504 | $372,097 |
| 2021 | $7,768 | $618,237 | $253,436 | $364,801 |
| 2019 | $7,524 | $599,902 | $245,920 | $353,982 |
| 2018 | $7,185 | $588,141 | $241,099 | $347,042 |
| 2016 | $6,642 | $565,305 | $231,738 | $333,567 |
| 2015 | $6,681 | $556,815 | $228,258 | $328,557 |
| 2014 | $6,688 | $545,909 | $223,787 | $322,122 |
Source: Public Records
Agents Affiliated with this Home
-
Christine Kim
-
Lily Li
Buyer's Agent in 2025
Lily Li
Universal Elite Realty
(626) 229-2200
35 Total Sales
-
Chwen Bin Wei
C
Buyer Co-Listing Agent in 2025
Chwen Bin Wei
Universal Elite Inc.
(626) 905-3258
3 Total Sales
Map
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: CV25197861
APN: 8714-003-013
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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