Welcome to Your Dream Home in Beautiful Diamond Bar — Newly Updated and Move-In Ready!!Recently refreshed with new flooring, interior paint, and an upgraded terrace, this bright ~2,300 sqft residence sits on a rare ~10,000 sqft mostly flat lot offering comfort, privacy, and future potential. The home features 5 bedrooms and 3.5 baths, including a convenient main-floor en-suite perfect for guests or in-laws. The open kitchen flows into the dining and living areas, ideal for gatherings and everyday living. Upstairs, the primary suite enjoys peaceful hill and city-light views, while another bedroom opens to a spacious 600 sqft private terrace—perfect for yoga, evening wine, or weekend sunbathing. The flat, beautifully landscaped backyard features mature fruit trees, a koi pond, and ample space for BBQ, play, a pool, or an ADU. Residents also enjoy access to a large year-round community pool and club facilities. Located near an award-winning 8-rated high school, parks, shops, restaurants, and the 57 & 60 freeways. Don’t miss this rare opportunity in one of Diamond Bar’s most desirable neighborhoods!
Single-familyProperty Type
1969Year Built
9,194 sq ftLot Size
$605Est. Price/Sq.Ft.
2 car garageParking
Listed by KANKAN YANG•DRE #02196941• UNIVERSAL ELITE REALTY
Contact: 424-302-8018
Bought with Wei Wang•DRE #01456229• Star Max Realty
One bedroom with private bathroom on the main floor. Many upgrades throughout the home. The backyard is large, fully landscaped with lots of privacy.
5 years ago• May not reflect the current state of the home
Laura Gillispie
Redfin Associate agent
Sale history for 1142 Flintlock
Date
Event
Price
Public Records
Jan 5, 2026
Sold
$1,089,000
$474/sq ft
CRMLS #WS25267882
Jan 5, 2026
Sold
$1,088,888
$474/sq ft
Dec 26, 2025
Pending
—
Dec 9, 2025
Contingent
—
Dec 1, 2025
Listed
$1,099,000
$478/sq ft
CRMLS #WS25243915
Nov 11, 2025
Price Changed
$1,099,000
$478/sq ft
Oct 22, 2025
Listed
$1,130,000
$492/sq ft
Public Records
Aug 3, 2021
Sold
$930,000
$405/sq ft
CRMLS #OC21076625
Aug 3, 2021
Sold
$929,938
$405/sq ft
Jun 23, 2021
Pending
—
Jun 10, 2021
Contingent
—
Jun 1, 2021
Price Changed
$850,000
$370/sq ft
Jun 1, 2021
Relisted
—
May 21, 2021
Pending
—
Apr 25, 2021
Contingent
—
Apr 15, 2021
Listed
$749,999
$326/sq ft
Apr 12, 2021
Coming Soon
$749,999
$326/sq ft
BACK ON MARKET. Welcome home to this beautiful & highly remodeled Diamond Bar home. This 2-story home is ~2300sqft on an enormous ~10,000sqft mostly flat lot. It offers 5 bedrooms and 3.5 bathrooms, with a full downstairs en-suite secondary master on the 1st floor. Entire home is appointed with dark hardwood flooring throughout and travertine style tile in the kitchen, dining, den/office, & bathrooms. The gourmet kitchen has stainless steel appliances, dark wood cabinetry, quartz counters, and large peninsula counter. Attached to the kitchen is an oversized formal dining room with dual glass sliders opening to the back yard. The other side of the kitchen is a den/office area that has frosted glass sliding doors separating from the living room & another glass slider to the back yard, which can also be used as breakfast nook. Upstairs features a large master bedroom suite, 3 additional bedrooms, & a shared full bathroom. 5th bedroom opens up to a very large balcony / terrace, almost 600sqft, that can also be accessed from back yard. Partial views (city, hills, city lights) can be seen from the master bedroom suite, and the balcony / terrace. The huge backyard offers a peaceful retreat for outdoor dining or relaxation and is great for entertaining or a weekend barbeque. A koi pond, mature fruit trees, various rose trees, various plants / flowers, and an herb garden make the back yard your own little private paradise. Home has a Ring doorbell, Nest thermostat, PH Reverse Osmosis Water System pre-installed.
CRMLS #OC15245567
Jan 30, 2016
Delisted
—
Nov 12, 2015
Listed
$649,888
$283/sq ft
CRMLS #OC15000702
Apr 30, 2015
Listing Removed
—
Feb 5, 2015
Relisted
—
Jan 29, 2015
Contingent
—
Jan 2, 2015
Listed
$668,168
$291/sq ft
CRMLS #OC14208511
Dec 31, 2014
Listing Removed
—
Sep 28, 2014
Listed
$668,888
$291/sq ft
CRMLS #C10108064
Sep 13, 2011
Sold
$299,999
$131/sq ft
Jul 11, 2011
Pending
—
Jul 5, 2011
Price Changed
$299,900
$131/sq ft
Jul 5, 2011
Relisted
—
Jun 27, 2011
Pending
—
Jun 17, 2011
Relisted
—
May 27, 2011
Pending
—
May 10, 2011
Price Changed
$344,500
$150/sq ft
May 10, 2011
Relisted
—
Apr 8, 2011
Pending
—
Mar 29, 2011
Price Changed
$349,900
$152/sq ft
Mar 24, 2011
Price Changed
$369,900
$161/sq ft
Feb 18, 2011
Relisted
—
Feb 11, 2011
Pending
—
Jan 28, 2011
Price Changed
$399,900
$174/sq ft
Dec 28, 2010
Price Changed
$425,500
$185/sq ft
Dec 2, 2010
Price Changed
$435,000
$189/sq ft
Nov 11, 2010
Relisted
—
Oct 28, 2010
Pending
—
Oct 11, 2010
Listed
$459,900
$200/sq ft
CRMLS #H10000120
Jul 28, 2010
Listing Removed
—
Jun 15, 2010
Pending
—
Oct 10, 2009
Listing Removed
—
Aug 31, 2009
Listed
$460,000
$200/sq ft
CRMLS #A07086971
Dec 8, 2007
Listing Removed
—
Jun 14, 2007
Listed
$798,800
$348/sq ft
Public Records
Sep 29, 2005
Sold
$599,500
$261/sq ft
CRMLS #C511859
Sep 29, 2005
Sold
$599
$0/sq ft
Jul 16, 2005
Listed
$625,500
$272/sq ft
Public Records
Aug 24, 2001
Sold
$252,500
$110/sq ft
Public Records
Nov 3, 1988
Sold
$226,000
$98/sq ft
Public Records
Jan 21, 1983
Sold
$122,500
$53/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$13,246 (+8.8%)
$701,033 + $285,782
$986,815
2024
$12,179 (+2.0%)
$701,033 + $285,782
$986,815
2023
$11,940 (+1.5%)
$687,288 + $280,179
$967,467
2022
$11,759 (+145.4%)
$673,812 + $274,686
$948,498
2021
$4,792 (+0.4%)
$660,600 + $269,300
$929,900
2020
$4,774 (−2.3%)
$108,726 + $239,386
$348,112
2019
$4,887 (+8.1%)
$107,612 + $236,932
$344,544
2018
$4,521 (+1.8%)
$105,502 + $232,287
$337,789
2017
$4,443 (+4.9%)
$101,406 + $223,268
$324,674
2016
$4,235 (+0.8%)
$101,406 + $223,268
$324,674
2015
$4,200 (+0.6%)
$99,418 + $218,891
$318,309
2014
$4,175 (−6.1%)
$96,007 + $211,381
$307,388
2012
$4,448 (−24.4%)
$95,574 + $210,426
$306,000
2011
$5,885 (−3.2%)
$93,700 + $206,300
$300,000
2010
$6,077 (+4.3%)
$200,000 + $248,900
$448,900
2009
$5,824 (−23.0%)
$271,000 + $193,200
$464,200
2008
$7,559
$271,000 + $193,200
$464,200
Tax history for 1142 Flintlock
Year
Property tax
Land + Additions
Assessment*
2025
$13,246 (+8.8%)
$701,033 + $285,782
$986,815
2024
$12,179 (+2.0%)
$701,033 + $285,782
$986,815
2023
$11,940 (+1.5%)
$687,288 + $280,179
$967,467
2022
$11,759 (+145.4%)
$673,812 + $274,686
$948,498
2021
$4,792 (+0.4%)
$660,600 + $269,300
$929,900
2020
$4,774 (−2.3%)
$108,726 + $239,386
$348,112
2019
$4,887 (+8.1%)
$107,612 + $236,932
$344,544
2018
$4,521 (+1.8%)
$105,502 + $232,287
$337,789
2017
$4,443 (+4.9%)
$101,406 + $223,268
$324,674
2016
$4,235 (+0.8%)
$101,406 + $223,268
$324,674
2015
$4,200 (+0.6%)
$99,418 + $218,891
$318,309
2014
$4,175 (−6.1%)
$96,007 + $211,381
$307,388
2012
$4,448 (−24.4%)
$95,574 + $210,426
$306,000
2011
$5,885 (−3.2%)
$93,700 + $206,300
$300,000
2010
$6,077 (+4.3%)
$200,000 + $248,900
$448,900
2009
$5,824 (−23.0%)
$271,000 + $193,200
$464,200
2008
$7,559
$271,000 + $193,200
$464,200
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Public record
Public record
Zoning
Beds
5
Baths
3
Stories
—
Lot width
—
Lot depth
—
Lot size
9,194 Sq. Ft.
Year renovated
1969
Sq. Ft.
2,298
Year built
1969
Style
Single Family Residential
County
Los Angeles County
APN
8706014039
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 30, 2026.
RL
Low Density Residential District
The RL zoning district is intended primarily for parcels developed with existing detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be three dwellings per gross acre. The RL zoning district is consistent with the low density residential land use category of the general plan.
Permitted uses
Include but are not limited to:
Livestock production
Housing-Single unit
Housing-Senior
Housing-Other
Infrastructure
Fire house
Police station
Park & open space
Property details
Parking
Parking / Garage Information
Attached Garage
# of Garage Spaces: 2
# of Parking Spaces: 2
Interior
Laundry Information
Has Laundry
In Garage
Bathroom Information
# of Baths (Full): 3
# of Baths (1/2): 1
Cooling Information
Central
Has Cooling
Room Information
Family Room, Kitchen, Living Room, Loft, Main Floor Bedroom
Fireplace Information
Living Room
Has Fireplace
Heating Information
Central Furnace
Has Heating
Interior Features
Entry Level: 1
Entry Location: front door
Levels: Two
Main Level Bathrooms: 4
Main Level Bedrooms: 1
Exterior
Exterior Information
Structure Type: House
Exterior Features
Pool Features: None
Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: 0-1 Unit/Acre, Garden, Yard
Property Information
Total # of Units: 1
Common Walls: No Common Walls
Living Area Source: Assessor's Data
Parcel Number: 8706014039
Total # of Stories: 2
Has View
Year Built Source: Public Records
Property ADU: No
Utilities
Utilities Information
Sewer: Public Sewer
Water Source: District/Public
Location
Homeowners Association
Is Part of Association
Association Name: Deane Homes Swim Club
Association Fee: $300
Association Fee Frequency: Annually
Association Amenities: Pool
Neighborhood Information
Community Features: Urban
School Information
High School District: Pomona Unified
Location Information
Latitude: 34.03834700
Longitude: -117.80147900
Directions: Flintlock Rd is parallel to Diamond Bar Blvd and can be accessed from Soltaire St or Highland Valley Rd
Public facts
Beds: 5
Baths: 3.0
Sq. Ft.: 2,298
Stories: —
Lot Size: 9,194 square feet
Style: Single Family Residential
Year Built: 1969
Year Renovated: 1969
County: Los Angeles County
APN: 8706014039
Home facts updated by county records on Aug 30, 2026
Other
Listing Information
IDX Contact Info: 424-302-8018
Days Active in MLS: 3
Continuous Days Active in MLS: 25
Listing Agent Information
List Agent First Name: KANKAN
List Agent Last Name: YANG
Listing Office Information
List Office Name: UNIVERSAL ELITE REALTY
Selling Agent Information
Buyer Agent First Name: Wei
Buyer Agent Last Name: Wang
Selling Office Information
Buyer Office Name: Star Max Realty
Around this home
Schools
Lorbeer Middle School
Public 7-8 • Assigned • 1.5mi
5/10
Diamond Ranch High School
Public 9-12 • Assigned • 1.7mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
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