20858 Starshine Rd, Diamond Bar, CA 91789

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Off Market Jun 2016 for $785K

$1,264,383

Est. refi paymentEst. refi $4,069/mo

•

1,970

sq ft

20858 Starshine Rd, Diamond Bar, CA 91789

About this home

Fantastic 4 bedroom, 3 bath home featuring over 1900 sq. ft. of living space. Currently one bedroom is being used as an office and the another one upstairs is being used as a second family room. This home has a new kitchen with granite counters and newer appliances, new windows, new roof, newer sun room, master bath was remodeled in 2012 and has a Jacuzzi tub and tile, new front doors, baseboards and crown moulding throughout, tankless water heater, new irrigation system in back of house, new landscaping, and new paint inside and out. Home is close to schools, shopping and freeways. Don't miss this opportunity!!!

Single-familyProperty Type

1983Year Built

6,815 sq ftLot Size

$642Est. Price/Sq.Ft.

3 car garageParking

Listed by Joseph Miller •DRE #01404506 • T.N.G. Real Estate Consultants

Bought with Amanda Hong •DRE #01898343 • GoGo Realtors R.H Corp.

Redfin checked: 2 minutes ago

•Source:CRMLS #PW16060855

Redfin Estimate

$1,264,383

$479K since sold in June 2016$6,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.4% lower than the average sale price ($1.28M) of 6 comparable homes.

SOLD MAY 13, 2026
$1,250,000
A
4 beds3 baths2,150 sq ft
20899 Starshine, Diamond Bar, CA 91789
SOLD AUG 6, 2026
$1,155,000
B
4 beds3 baths1,886 sq ft
20105 Prosa Ct, Walnut, CA 91789
SOLD MAY 27, 2026
$1,350,000
C
5 beds3 baths2,186 sq ft
21009 Quail Run, Diamond Bar, CA 91789
SOLD MAY 21, 2026
$1,220,000
D
4 beds2 baths2,000 sq ft
21039 Glenwold Dr, Diamond Bar, CA 91789
WeTrust Realty
SOLD MAR 27, 2026
$1,330,000
E
5 beds3 baths2,186 sq ft
20939 Quail Run, Diamond Bar, CA 91789
SOLD APR 1, 2026
$1,390,000
F
4 beds3 baths2,781 sq ft
20885 Starshine, Diamond Bar, CA 91789

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Earn from this home

Sell

$704,805

Est. take-home

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Refinance

Est. cash available

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Rent

$4,203/mo

Redfin rental estimate

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Market trends in 91789, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

99.2%

+0.0% MoM

Median sale price

$1.2M

$23K MoM

Avg. days on market

33d

13 days MoM

Recently sold homes

1 MoM

New listings for sale

NEW 53 MINS AGO
$1,950,000
4 beds3 baths2,575 sq ft
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OPEN TODAY, 12PM TO 5PM
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1310 Heidelberg Ave, Walnut, CA 91789
COMING SOON
$1,760,000
4 beds3 baths2,646 sq ft
625 N Pacer Ct, Walnut, CA 91789
OPEN SUN, 1PM TO 5PM
20031 Wildbloom Cir, Walnut, CA 91789
$1,899,000
4 beds3 baths2,575 sq ft
20031 Wildbloom Cir, Walnut, CA 91789
$1,768,800
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OPEN TODAY, 11AM TO 3PM
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4 beds3 baths2,028 sq ft
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OPEN TODAY, 1PM TO 5PM
$1,480,000
4 beds3 baths2,479 sq ft
357 Windemere, Walnut, CA 91789
$950,000
5 beds4 baths1,918 sq ft
20316 Flintgate, Diamond Bar, CA 91789
OPEN SUN, 2:30PM TO 5:30PM
$1,350,000
5 beds4 baths2,446 sq ft
20122 Evening Breeze, Walnut, CA 91789
$1,129,000
4 beds2.5 baths1,752 sq ft
19200 Kamlyn Ln, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 20858 Starshine Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,624 (+4.7%)

$506,898 + $422,375

$929,273

2024

$11,102 (+2.5%)

$506,898 + $422,375

$929,273

2023

$10,833 (+2.1%)

$496,959 + $414,094

$911,053

2022

$10,607 (+1.9%)

$487,215 + $405,975

$893,190

2021

$10,411 (+1.3%)

$477,662 + $398,015

$875,677

2020

$10,278 (+2.0%)

$468,297 + $390,211

$858,508

2019

$10,078 (+3.9%)

$463,496 + $386,210

$849,706

2018

$9,704 (+4.9%)

$454,408 + $378,638

$833,046

2017

$9,254 (+39.4%)

$436,764 + $363,936

$800,700

2016

$6,641 (−0.6%)

$436,764 + $363,936

$800,700

2015

$6,680

$259,842 + $310,510

$570,352

2014

$6,685 (+1.1%)

$250,926 + $299,855

$550,781

2012

$6,611 (+3.0%)

$249,792 + $298,500

$548,292

2011

$6,421 (+0.8%)

$244,895 + $292,648

$537,543

2010

$6,372 (+0.3%)

$240,094 + $286,910

$527,004

2009

$6,355 (+2.8%)

$238,300 + $284,766

$523,066

2008

$6,184

$238,867 + $285,443

$524,310

Tax history for 20858 Starshine Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,624 (+4.7%)

$506,898 + $422,375

$929,273

2024

$11,102 (+2.5%)

$506,898 + $422,375

$929,273

2023

$10,833 (+2.1%)

$496,959 + $414,094

$911,053

2022

$10,607 (+1.9%)

$487,215 + $405,975

$893,190

2021

$10,411 (+1.3%)

$477,662 + $398,015

$875,677

2020

$10,278 (+2.0%)

$468,297 + $390,211

$858,508

2019

$10,078 (+3.9%)

$463,496 + $386,210

$849,706

2018

$9,704 (+4.9%)

$454,408 + $378,638

$833,046

2017

$9,254 (+39.4%)

$436,764 + $363,936

$800,700

2016

$6,641 (−0.6%)

$436,764 + $363,936

$800,700

2015

$6,680

$259,842 + $310,510

$570,352

2014

$6,685 (+1.1%)

$250,926 + $299,855

$550,781

2012

$6,611 (+3.0%)

$249,792 + $298,500

$548,292

2011

$6,421 (+0.8%)

$244,895 + $292,648

$537,543

2010

$6,372 (+0.3%)

$240,094 + $286,910

$527,004

2009

$6,355 (+2.8%)

$238,300 + $284,766

$523,066

2008

$6,184

$238,867 + $285,443

$524,310

*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

6,817 Sq. Ft.

Year renovated

1983

Sq. Ft.

1,970

Year built

1983

Style

Single Family Residential

County

Los Angeles County

APN

8765003022

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 9, 2026.

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: 3
Driveway - Concrete, Direct Garage Access, Garage, Garage - Two Door
Has Parking
# of Parking Spaces: 3

Interior

Laundry Information
Has Laundry
In Garage

Kitchen Information
Appliances: Dishwasher, Garbage Disposal, Microwave, Tankless Water Heater
Has Appliances
Breakfast Counter / Bar, Formal Dining Room, In Kitchen

Bathroom Information
# of Baths (Full): 3

Cooling Information
Central
Has Cooling

Room Information
Family Room, Living Room, Primary Bedroom, Main Floor Bedroom, Walk-In Closet, Sun

Fireplace Information
Family Room
Has Fireplace

Flooring Information
Laminated, Carpet, Tile

Heating Information
Central Furnace, Fireplace
Has Heating

Interior Features
Entry Location: Ground Level With Steps
Cathedral-Vaulted Ceilings, Ceiling Fan, Copper Plumbing Full, Granite Counters, High Ceilings (9 Feet+), Recessed Lighting, Storage Space
Levels: Two
Window Features: Double Pane Windows

Exterior

Exterior Features
Rain Gutters
Patio And Porch Features: Concrete, Deck
Has Patio
Pool Features: None
Has Sprinklers

Lot Information
Lot Size Source: Assessor's Data
Lot Features: Back Yard, Front Yard, Lawn, Lot 6500-9999, Sprinklers In Front, Sprinklers In Rear, Sprinklers Timer, Sprinkler System

Property Information
Total # of Units: 1
Accessibility Features: None
Common Walls: No Common Walls
Living Area Source: Assessor's Data
Parcel Number: 8765003022
Has View
Year Built Source: Assessor

Financial

Assesments Information
Assessments: Unknown

Utilities

Utilities Information
Sewer Connected
Water Source: District/Public

Location

Multi-Unit Information
# of Units In Community: 1

Homeowners Association
Is Part of Association
Association Fee: $71
Association Fee Frequency: Monthly
Association Amenities: Trash

Neighborhood Information
Community Features: Gutters, Sidewalks

Location Information
Latitude: 33.98643400
Longitude: -117.84961700
Road Frontage Type: Access via City Streets

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 1,970
Stories: —
Lot Size: 6,817 square feet
Style: Single Family Residential
Year Built: 1983
Year Renovated: 1983
County: Los Angeles County
APN: 8765003022

Home facts updated by county records on Jul 9, 2026

Other

Listing Information
Days Active in MLS: 71
Continuous Days Active in MLS: 71

Listing Agent Information
List Agent First Name: Joseph
List Agent Last Name: Miller

Listing Office Information
List Office Name: T.N.G. Real Estate Consultants

Selling Agent Information
Buyer Agent First Name: Amanda
Buyer Agent Last Name: Hong

Selling Office Information
Buyer Office Name: GoGo Realtors Inc.

Around this home

Schools

Evergreen Elementary School

Public K-5 • Assigned • 1.0mi

9/10

Chaparral Middle School

Public 6-8 • Assigned • 1.9mi

10/10

Diamond Bar High School

Public 9-12 • Assigned • 0.7mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The real estate market is becoming more balanced. Buyers have more inventory, more data, and more time to make informed decisions than they did a year ago. Well-priced homes are still moving quickly, but today’s market rewards preparation, strategy,...
2 months ago • Los Angeles County
Peter Santos
Redfin Premier agent
82 deals
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Climate risks

1/10 Flood Factor

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

4/10 Fire Factor

3% chance of being in a wildfire in next 30 years

6/10 Heat Factor

6 days above 98° expected this year, 17 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 • 91789

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 9.5 hours in June and 6.9 hours in December, placing it above the U.S. average for solar exposure.

9.5 hrs

6.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.20M – $1.46M

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Home values near 20858 Starshine Rd

Data from public records.

Address	Redfin Estimate
20838 Starshine Road, Diamond Bar, CA 4 Beds \| 3 Baths \| 1970 Sq. Ft.	$1,140,601
20854 Starshine Road, Diamond Bar, CA 5 Beds \| - Baths \| 3000 Sq. Ft.	$1,435,037

Address	Redfin Estimate
20844 Starshine Road, Diamond Bar, CA 4 Beds \| - Baths \| 2243 Sq. Ft.	$1,329,168
20862 Starshine Road, Diamond Bar, CA 5 Beds \| 3 Baths \| 2982 Sq. Ft.	$1,616,391

Address	Redfin Estimate
20850 Starshine Road, Diamond Bar, CA 4 Beds \| 3 Baths \| 2100 Sq. Ft.	$1,309,315
20986 Starshine Road, Diamond Bar, CA 4 Beds \| 2 Baths \| 2446 Sq. Ft.	$1,366,188

Property information provided by CRMLS when last listed in 2016. 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 91789, CA

Sale history for 20858 Starshine Rd

Tax history for 20858 Starshine 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 91789

Home values near 20858 Starshine Rd

More real estate resources