Location

Nearby schools

School ratings (A+ to F) from HJN community data.

Quail Summit Elementary School
KG-5 · Regular · Walnut Valley Unified School District
696 students · 25.3:1 student–teacher
Quail Summit Elementary School school rating: A 0.4 mi
Chaparral Middle School
6-8 · Regular · Walnut Valley Unified School District
1,349 students · 28.3:1 student–teacher
Chaparral Middle School school rating: A+ 0.7 mi
Maple Hill Elementary School
KG-5 · Regular · Walnut Valley Unified School District
556 students · 27.1:1 student–teacher
A+

Nearby places

Within 2 miles of this home: 38+ restaurants and cafés, 2 grocery stores, 9 parks and green spaces, and 3 transit stops.

Place data from OpenStreetMap.

Food & drink

Ni Ni Bakery
0.6 mi
torotea
S Diamond Bar Blvd
0.6 mi
Domino's
Diamond Bar Boulevard
0.6 mi
NoodleMii
0.6 mi
Diamond Palace
Indian restaurant
0.7 mi
Rainbow Donuts
0.7 mi
Fusion 2 Any 1
Diamond Bar Boulevard
0.7 mi
Pizza Hut
0.7 mi

Groceries

Albertsons
South Diamond Bar Boulevard
0.8 mi
Walmart Neighborhood Market
Diamond Bar Boulevard
0.8 mi

Parks & recreation

Paul C. Grow Park
Forest Canyon Drive
0.3 mi
Summitridge Park
0.9 mi
Maple Hill Park
1.1 mi
Arnold Reservoir
1.3 mi
Tres Hermanos Ranch
Grand Avenue
1.3 mi
Sycamore Canyon Park
Golden Springs Drive
1.3 mi
Longview Park
1.4 mi
Summitridge Longview drive Park
Longview Drive
1.7 mi

Transit

Foothill Transit 482, 853, 854
1.4 mi
Foothill Transit 482
1.4 mi
Foothil Transit 482
1.6 mi

Flock cameras and license-plate readers near 23600 Ridge Line Road, Diamond Bar

This home
Flock Safety reader
Rings at ½ mile and 1 mile. Basemap © OpenMapTiles © OpenStreetMap contributors.
Open the Diamond Bar camera map

5 license-plate readers mapped within 1 mile of this home, all identified as Flock Safety devices. None within ½ mile. Nearest: 0.8 mi northeast.

Mapped devices by type and distance from this home
Device type	Within ½ mi	Within 1 mi
License-plate readers	0	5
of which Flock Safety	0	5

Community-reported via OpenStreetMap; may be incomplete. Data as of Oct 25, 2026. © OpenStreetMap contributors (ODbL)

About these devices

License-plate readers (ALPR) are fixed cameras that photograph passing vehicles and read their plates. Records are typically shared with the agency or association that operates the camera.

Flock Safety is a company whose plate-reader cameras are used by police departments, cities, HOAs and businesses. Its devices are usually solar-powered and pole-mounted.

The 91765 market

Homes for sale: 355
Median list price: $1,124,999

Similar homes nearby

See all in 91765

Sources for the nearby listings shown on this page

The MLS (CLAW): The multiple listings information is provided by The MLS/CLAW from a copyrighted compilation of listings. The compilation of listings and each individual listing are © 2026 The MLS/CLAW. All Rights Reserved. The information provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified.
California Regional Multiple Listing Service (CRMLS): 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 viewers 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. as of 2026-10-25 03:52:29 UTC 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.

Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.

No listing photos

23600 Ridge Line Road, Diamond Bar CA 91765

4

Beds

3

Baths

3,406

Sqft

1979

Year built

Estimated value: $1,888,888

Range $1,727,938 – $2,049,839 · as of August 30, 2026

How this estimate has moved

ATTOM automated valuation model · 54 published estimates over 6.7 years · shaded band is the model's own published low-to-high range

$1,077,000 January 2020$1,888,888 August 2026

Highest reading $2,093,135 in August 2024; lowest $1,077,000 in January 2020. The vertical scale starts at the series' own low, not at zero — it is drawn to show movement, not absolute size.

Public records

4 beds
3 baths
3,406 sqft
53,260 sqft lot
Built 1979
Use: RESIDENTIAL
APN 8713-032-018

Estimate your monthly payment

Home price

Down payment (20%)

$377,778

Loan term

Interest rate (%)

Property tax (%/yr)

Home insurance ($/yr)

HOA ($/mo)

Estimated monthly payment

$12,228/mo

Principal & interest$10,380

Property tax$1,731

Home insurance$117

Loan amount $1,511,110. Estimate only — your actual rate and payment depend on credit, location, and lender.

Tax history

2026 roll

Land: $1,160,665
Structure: $714,930
Assessed total: $1,875,595
Property tax billed: $22,774.43

Sale & deed history

October 13, 2017Arm's-length—
April 14, 2015Arm's-length—
April 14, 2015Arm's-lengthCash$1,530,000
February 4, 2015Arm's-length$1,420,000
December 8, 2003Not an arm's-length transfer$695,000
March 3, 1994Arm's-length$505,000

The 91765 market

Homes for sale: 355
Median list price: $1,124,999

Similar homes nearby

See all in 91765

Sources for the nearby listings shown on this page

The MLS (CLAW): The multiple listings information is provided by The MLS/CLAW from a copyrighted compilation of listings. The compilation of listings and each individual listing are © 2026 The MLS/CLAW. All Rights Reserved. The information provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified.
California Regional Multiple Listing Service (CRMLS): 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 viewers 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. as of 2026-10-25 03:52:29 UTC 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.

Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.

Nearby schools

School ratings (A+ to F) from HJN community data.

1.0 mi

Evergreen Elementary School

KG-5 · Regular · Walnut Valley Unified School District

709 students · 25.0:1 student–teacher

A+ 1.6 mi

St Christopher-Joseph-Aquinas Academic Academy

KG-6 · Special Program Emphasis

35 students · 35.0:1 student–teacher

1.7 mi

Diamond Bar High School

9-12 · Regular · Walnut Valley Unified School District

2,563 students · 26.0:1 student–teacher

A+ 1.8 mi

Guide Academy

PK-9 · Montessori

38 students · 3.5:1 student–teacher

1.8 mi

Pantera Elementary School

KG-6 · Regular · Pomona Unified School District

512 students · 23.7:1 student–teacher