318 S Rock River Rd, Diamond Bar, CA 91765

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Off market mar 2021 for $680K

$911,313

Est. refi paymentEst. refi $4,068/mo

•

1,577

sq ft

318 S Rock River Rd, Diamond Bar, CA 91765

About this home

Welcome Home!! This Diamond Bar beauty has all you can ask for in a home. A single story with 3 bedrooms, 2 bathrooms, and an open floor plan. A formal living room with a fireplace and a formal dining room welcome you into this incredible residence. Hard wood floors throughout the common areas, crown molding, recessed lighting, shutters and double pane windows are a few of the highlights in this beautiful property. The open floor plan is complimented by the natural lighting allowed in by the windows stretching across the back of the home into your kitchen, dining, and great room. The 3 bedrooms are spacious and have upgraded carpet in each one. The backyard is lined by mature fruit trees and the concrete patio is a nice place to relax and enjoy your new home.

Single-familyProperty Type

1973Year Built

8,739 sq ftLot Size

$578Est. Price/Sq.Ft.

2 car garageParking

Listed by Jason Stuck •DRE #01991269 • John L Scott Premier

Bought with Yujia Chen •DRE #02127645 • Pinnacle Real Estate Group

Redfin checked: 2 minutes ago

•Source:CRMLS #PW21017114

Redfin Estimate

$911,313

$231K since sold in March 2021$7,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 4.3% lower than the average sale price ($952K) of 6 comparable homes.

SOLD MAY 27, 2026
$900,000
A
3 beds2 baths1,553 sq ft
312 N Prospectors, Diamond Bar, CA 91765
SOLD JUN 9, 2026
$891,000
B
4 beds2 baths1,577 sq ft
353 S Rock River Rd, Diamond Bar, CA 91765
SOLD MAY 22, 2026
$895,000
C
3 beds2 baths1,554 sq ft
856 Golden Prados, Diamond Bar, CA 91765
SOLD MAR 31, 2026
$960,000
D
4 beds2 baths1,554 sq ft
23426 Clayhorn Dr, Diamond Bar, CA 91765
SOLD SEP 2, 2026
$825,000
E
4 beds2 baths1,489 sq ft
105 N Palo Cedro, Diamond Bar, CA 91765
SOLD MAY 22, 2026
$1,240,000
F
4 beds2 baths1,708 sq ft
624 Great Bend Dr, Diamond Bar, CA 91765

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Earn from this home

Sell

$377,854

Est. take-home

List your home with Redfin and save $4,557

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$3,296/mo

Redfin rental estimate

List your home for rent

Market trends in 91765, CA

Last updated October 2026

Buyer's Market

Seller's Market

Balanced market

Sale-to-list price

97.1%

0.7% MoM

Median sale price

$1.1M

$19K MoM

Avg. days on market

67d

6 days MoM

Recently sold homes

11 MoM

New listings for sale

OPEN SAT
$1,249,000
5 beds3 baths2,240 sq ft
233 N Platina, Diamond Bar, CA 91765
COMING SOON
$3,300,000
6 beds9 baths10,352 sq ft
2677 Wagon Train, Diamond Bar, CA 91765
$595,000
2 beds2 baths1,191 sq ft
1120 Cleghorn Unit C, Diamond Bar, CA 91765
LISTED BY REDFIN
$4,980,000
7 beds7.5 baths7,660 sq ft
2611 Steeplechase Ln, Diamond Bar, CA 91765
$1,079,000
4 beds3 baths2,126 sq ft
23548 Casa Loma, Diamond Bar, CA 91765
$430,000
2 beds2 baths788 sq ft
22761 Lakeway #414, Diamond Bar, CA 91765
$800,000
3 beds3 baths1,720 sq ft
2002 Silver Hawk #14, Diamond Bar, CA 91765
$438,000
2 beds2 baths934 sq ft
22820 Hilton Head #78, Diamond Bar, CA 91765
Golden Nest Realty Group
3D WALKTHROUGH
$1,150,000
5 beds3 baths2,204 sq ft
23917 Decorah, Diamond Bar, CA 91765
$990,000
3 beds3 baths1,972 sq ft
23266 Forest Cyn, Diamond Bar, CA 91765
See all

Provided by Redfin

Sale history for 318 S Rock River Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,156 (+9.0%)

$600,617 + $150,153

$750,770

2024

$9,314 (+2.5%)

$588,841 + $147,209

$736,050

2023

$9,084 (+2.1%)

$577,296 + $144,323

$721,619

2022

$8,896 (+270.0%)

$565,977 + $141,494

$707,471

2021

$2,404 (+0.5%)

$554,880 + $138,720

$693,600

2020

$2,393 (−1.8%)

$54,748 + $103,173

$157,921

2019

$2,437 (+9.5%)

$54,187 + $102,116

$156,303

2018

$2,226 (+1.9%)

$53,125 + $100,114

$153,239

2017

$2,185 (+5.0%)

$51,063 + $96,227

$147,290

2016

$2,082 (+0.9%)

$51,063 + $96,227

$147,290

2015

$2,064 (+0.3%)

$50,062 + $94,341

$144,403

2014

$2,057 (+1.2%)

$48,346 + $91,104

$139,450

2012

$2,033 (+3.2%)

$48,128 + $90,693

$138,821

2011

$1,971 (+0.8%)

$47,185 + $88,915

$136,100

2010

$1,954 (+3.0%)

$46,260 + $87,172

$133,432

2009

$1,897 (+5.1%)

$45,915 + $86,521

$132,436

2008

$1,805

$46,025 + $86,727

$132,752

Tax history for 318 S Rock River Rd

Year

Property tax

Land + Additions

Assessment*

2025

$10,156 (+9.0%)

$600,617 + $150,153

$750,770

2024

$9,314 (+2.5%)

$588,841 + $147,209

$736,050

2023

$9,084 (+2.1%)

$577,296 + $144,323

$721,619

2022

$8,896 (+270.0%)

$565,977 + $141,494

$707,471

2021

$2,404 (+0.5%)

$554,880 + $138,720

$693,600

2020

$2,393 (−1.8%)

$54,748 + $103,173

$157,921

2019

$2,437 (+9.5%)

$54,187 + $102,116

$156,303

2018

$2,226 (+1.9%)

$53,125 + $100,114

$153,239

2017

$2,185 (+5.0%)

$51,063 + $96,227

$147,290

2016

$2,082 (+0.9%)

$51,063 + $96,227

$147,290

2015

$2,064 (+0.3%)

$50,062 + $94,341

$144,403

2014

$2,057 (+1.2%)

$48,346 + $91,104

$139,450

2012

$2,033 (+3.2%)

$48,128 + $90,693

$138,821

2011

$1,971 (+0.8%)

$47,185 + $88,915

$136,100

2010

$1,954 (+3.0%)

$46,260 + $87,172

$133,432

2009

$1,897 (+5.1%)

$45,915 + $86,521

$132,436

2008

$1,805

$46,025 + $86,727

$132,752

*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

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

8,742 Sq. Ft.

Year renovated

1973

Sq. Ft.

1,577

Year built

1973

Style

Single Family Residential

County

Los Angeles County

APN

8718034019

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 7, 2026.

RLM

Low/Medium Density Residential District

The RLM zoning district is intended primarily for existing subdivided areas developed with detached single-family dwellings. The maximum allowed density for new residential subdivisions within this zoning district will be five dwellings per gross acre. The RLM zoning district is consistent with the low density residential land use category of the general plan.

Permitted uses

Include but are not limited to:

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
Driveway, Garage, Garage - Single Door, Garage Door Opener
Has Parking
# of Parking Spaces: 2

Interior

Laundry Information
Has Laundry
In Garage

Kitchen Information
Appliances: Dishwasher, Gas Oven, Gas Range, Microwave, Refrigerator, Water Heater Unit
Has Appliances
Family Kitchen, Formal Dining Room
Kitchen Island, Kitchen Open to Family Room

Bathroom Information
# of Baths (Full): 2
Shower in Tub, Walk-in shower

Cooling Information
Central
Has Cooling

Room Information
All Bedrooms Down, Attic, Family Room, Kitchen, Living Room, Main Floor Primary Bedroom

Fireplace Information
Living Room
Has Fireplace

Flooring Information
Carpet, Wood

Heating Information
Central Furnace
Has Heating

Interior Features
Entry Location: Front Door
Crown Moldings, Open Floor Plan, Recessed Lighting
Levels: One
Main Level Bathrooms: 2
Main Level Bedrooms: 3
Security Features: Carbon Monoxide Detector(s), Smoke Detector
Window Features: Double Pane Windows, Shutters

Exterior

Exterior Information
Structure Type: House
Roof: Asphalt
Fencing: Blockwall
Has Fence

Exterior Features
Patio And Porch Features: Covered
Has Patio
Pool Features: None
Has Sprinklers

Lot Information
Elevation Units: Feet
Lot Size Source: Assessor's Data
Lot Features: 0-1 Unit/Acre, Front Yard, Garden, Landscaped, Lawn, Sprinklers In Front, Sprinklers In Rear

Property Information
Total # of Units: 1
Common Walls: No Common Walls
Parcel Number: 8718034019
Property Condition: Turnkey
Total # of Stories: 1
Has View
Year Built Source: Assessor

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Electric: Standard
Sewer: Public Sewer
Cable Available, Electricity Connected, Natural Gas Connected, Telephone - In Street, Sewer Connected, Water Connected
Water Source: District/Public

Location

Neighborhood Information
Community Features: Curbs, Gutters, Sidewalks, Street Lighting

School Information
High School District: Pomona Unified

Location Information
Latitude: 34.01859000
Longitude: -117.81690100
Directions: Cross streets are S Prospectors Rd and S Rock River Rd.
Road Surface Type: Maintained, Paved
Zoning: LCR18000*

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,577
Stories: —
Lot Size: 8,742 square feet
Style: Single Family Residential
Year Built: 1973
Year Renovated: 1973
County: Los Angeles County
APN: 8718034019

Home facts updated by county records on Oct 7, 2026

Other

Miscellaneous Information
Exclusions: Washer, Dryer, Security Cameras, Pictures and Frames attached to wall, items inside the attic, garage and storage shed outside

Listing Information
Days Active in MLS: 4
Continuous Days Active in MLS: 4

Listing Agent Information
List Agent First Name: Jason
List Agent Last Name: Stuck

Listing Office Information
List Office Name: John L Scott Premier

Selling Agent Information
Buyer Agent First Name: YUJIA
Buyer Agent Last Name: CHEN

Selling Office Information
Buyer Office Name: Pinnacle Real Estate Group

Around this home

Schools

K - 12
Preschool & daycare

Armstrong Elementary School

Public K-6 • Assigned • 0.2mi

5/10

Lorbeer Middle School

Public 7-8 • Assigned • 0.5mi

5/10

Diamond Ranch High School

Public 9-12 • Assigned • 2.2mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The Diamond Bar market is shifting, creating new opportunities for both buyers and sellers. Buyers have a bit more negotiating room, while well-priced, well-maintained homes can still attract strong interest. If you’re considering a move, I’d be...
2 weeks ago • Diamond Bar
Sang Ur
Redfin Premier agent
124 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

7/10 Heat Factor

7 days above 98° expected this year, 20 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

6/10 Air Factor

10 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

Diamond Bar, CA • 91765

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10.1 hours in June and 6.8 hours in December, placing it above the U.S. average for solar exposure.

10.1 hrs

6.8 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$866,000 – $1.05M

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Home values near 318 S Rock River Rd

Data from public records.

Address	Redfin Estimate
353 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1577 Sq. Ft.	$1,045,748
335 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1680 Sq. Ft.	$908,976
317 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1369 Sq. Ft.	$889,823
308 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1577 Sq. Ft.	$833,810
292 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1280 Sq. Ft.	$820,750
324 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 2065 Sq. Ft.	$941,995
342 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1577 Sq. Ft.	$852,820

Address	Redfin Estimate
347 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1322 Sq. Ft.	$823,751
329 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1476 Sq. Ft.	$848,248
289 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1577 Sq. Ft.	$863,849
300 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1499 Sq. Ft.	$868,952
288 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1322 Sq. Ft.	$898,133
330 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1840 Sq. Ft.	$967,613
348 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1369 Sq. Ft.	$830,437

Address	Redfin Estimate
341 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1384 Sq. Ft.	$829,182
323 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1577 Sq. Ft.	$868,562
293 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1322 Sq. Ft.	$864,424
296 South Rock River Rd, Diamond Bar, CA 4 Beds \| - Baths \| 1577 Sq. Ft.	$868,819
312 South Rock River Rd, Diamond Bar, CA 3 Beds \| - Baths \| 1369 Sq. Ft.	$863,136
336 South Rock River Rd, Diamond Bar, CA 3 Beds \| 2 Baths \| 1349 Sq. Ft.	$849,915
354 South Rock River Rd, Diamond Bar, CA 4 Beds \| 2 Baths \| 1280 Sq. Ft.	$831,389

Property information provided by CRMLS when last listed in 2021. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 91765, CA

Sale history for 318 S Rock River Rd

Tax history for 318 S Rock River Rd

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 91765

Home values near 318 S Rock River Rd

More real estate resources