Google street view image for 20863 Starshine Rd, Walnut, CA 91789

Off market jun 1984 for $165K

$1,163,035

Est. refi paymentEst. refi $1,205/mo

•

3 ba

•

1,970

sq ft

20863 Starshine Rd, Walnut, CA 91789

About this home

20863 Starshine Rd is a 1,970 square foot house on a 8,506 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on June 22, 1984 for $165,000. Based on Redfin's Walnut data, we estimate the home's value is $1,163,035.

Single-familyProperty Type

1983Year Built

8,506 sq ftLot Size

$590Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,163,035

$998K since sold in June 1984$3,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 6.1% lower than the average sale price ($1.24M) of 6 comparable homes.

SOLD OCT 23, 2026
$1,075,000
A
4 beds3 baths2,178 sq ft
20951 High Country, Walnut, CA 91789
SOLD MAY 13, 2026
$1,250,000
B
4 beds3 baths2,150 sq ft
20899 Starshine, Walnut, CA 91789
SOLD APR 1, 2026
$1,390,000
C
4 beds3 baths2,781 sq ft
20885 Starshine, Walnut, CA 91789
SOLD AUG 6, 2026
$1,155,000
D
4 beds3 baths1,886 sq ft
20105 Prosa Ct, Walnut, CA 91789
SOLD JUL 28, 2026
$1,319,000
E
4 beds2.5 baths2,432 sq ft
1321 Glenthorpe, Walnut, CA 91789
Real Broker
SOLD AUG 19, 2026
$1,238,888
F
4 beds2 baths2,000 sq ft
20995 Glenbrook Dr, Walnut, CA 91789

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Sell

$1,098,945

Est. take-home

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Est. cash available

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Rent

$4,018/mo

Redfin rental estimate

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Market trends in 91789, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.8%

0.5% MoM

Median sale price

$1.3M

$21K MoM

Avg. days on market

41d

9 days MoM

Recently sold homes

3 MoM

New listings for sale

OPEN SAT, 12PM TO 4PM
$1,550,000
4 beds3 baths1,874 sq ft
322 La Tortola, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$1,450,000
4 beds2 baths2,053 sq ft
20092 Wildcat Canyon Rd, Walnut, CA 91789
Century 21 Masters
OPEN SAT, 2PM TO 4PM
$1,488,888
4 beds2 baths2,053 sq ft
20859 E Yellow Feather Cir, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$1,588,000
4 beds3.5 baths2,473 sq ft
19935 Camino De Rosa, Walnut, CA 91789
$1,758,000
4 beds3 baths2,548 sq ft
838 Streamview, Walnut, CA 91789
$1,899,990
4 beds4 baths2,330 sq ft
22138 Portofino Dr, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$777,000
3 beds2.5 baths1,846 sq ft
1034 E Romney Dr, Walnut, CA 91789
$1,200,000
4 beds3 baths2,763 sq ft
950 Coronel Ct, Walnut, CA 91789
OPEN SAT, 1PM TO 4PM
$310,000
3 beds2 baths1,740 sq ft
20739 LYCOMING St #44, Walnut, CA 91789
OPEN NOV 14, 11AM TO 5PM
$949,000
3 beds3 baths1,840 sq ft
826 Francesca, Walnut, CA 91789
See all

Provided by Redfin

Sale history for 20863 Starshine Rd

Year

Property tax

Land + Additions

Assessment*

2025

$4,837 (+6.6%)

$76,056 + $271,753

$347,809

2024

$4,537 (+2.3%)

$74,565 + $266,425

$340,990

2023

$4,435 (+2.1%)

$73,103 + $261,201

$334,304

2022

$4,342 (+2.0%)

$71,670 + $256,080

$327,750

2021

$4,256 (+1.2%)

$70,265 + $251,059

$321,324

2020

$4,203 (+1.9%)

$68,888 + $246,137

$315,025

2019

$4,126 (+5.0%)

$68,182 + $243,614

$311,796

2018

$3,931 (+4.6%)

$66,846 + $238,838

$305,684

2017

$3,759 (+3.3%)

$64,251 + $229,564

$293,815

2016

$3,640 (−0.5%)

$64,251 + $229,564

$293,815

2015

$3,659 (−0.2%)

$62,992 + $225,063

$288,055

2014

$3,668 (+1.3%)

$60,831 + $217,341

$278,172

2012

$3,622 (+2.9%)

$60,557 + $216,359

$276,916

2011

$3,519 (+0.8%)

$59,370 + $212,117

$271,487

2010

$3,490 (+0.6%)

$58,206 + $207,958

$266,164

2009

$3,470 (+2.9%)

$57,771 + $206,404

$264,175

2008

$3,373

$57,909 + $206,895

$264,804

Tax history for 20863 Starshine Rd

Year

Property tax

Land + Additions

Assessment*

2025

$4,837 (+6.6%)

$76,056 + $271,753

$347,809

2024

$4,537 (+2.3%)

$74,565 + $266,425

$340,990

2023

$4,435 (+2.1%)

$73,103 + $261,201

$334,304

2022

$4,342 (+2.0%)

$71,670 + $256,080

$327,750

2021

$4,256 (+1.2%)

$70,265 + $251,059

$321,324

2020

$4,203 (+1.9%)

$68,888 + $246,137

$315,025

2019

$4,126 (+5.0%)

$68,182 + $243,614

$311,796

2018

$3,931 (+4.6%)

$66,846 + $238,838

$305,684

2017

$3,759 (+3.3%)

$64,251 + $229,564

$293,815

2016

$3,640 (−0.5%)

$64,251 + $229,564

$293,815

2015

$3,659 (−0.2%)

$62,992 + $225,063

$288,055

2014

$3,668 (+1.3%)

$60,831 + $217,341

$278,172

2012

$3,622 (+2.9%)

$60,557 + $216,359

$276,916

2011

$3,519 (+0.8%)

$59,370 + $212,117

$271,487

2010

$3,490 (+0.6%)

$58,206 + $207,958

$266,164

2009

$3,470 (+2.9%)

$57,771 + $206,404

$264,175

2008

$3,373

$57,909 + $206,895

$264,804

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Zoning

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

Interior

Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central

Exterior

Property Information
Subdivision Name: 35742
Living Sq. Ft: 1,970
# of Units: 1
Legal Description: TR=35742 LOT 24

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,506
Legal Lot Number: 24
Municipality Name: DIAMOND BAR
Acres: 0.1953
Depth Footage: 123
Front Footage: 70
Zoning Code: LCRPD100006U*
County Use Description: SINGLE FAMILY RESID

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 1,970
Stories: —
Lot Size: 8,506 square feet
Style: Single Family Residential
Year Built: 1983
Year Renovated: 1983
County: Los Angeles County
APN: 8765004024

Home facts updated by county records on Oct 7, 2026

Around this home

Schools

K - 12
Preschool & daycare

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 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...
1 week 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

4/10 Fire Factor

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

5/10 Heat Factor

5 days above 99° expected this year, 14 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

13 unhealthy days expected this year, 14 days in 30 years

Provided by First Street

Historical weather

Walnut, 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

$1.11M – $1.34M

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OPEN SAT, 1PM TO 4PM

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OPEN SAT, 1PM TO 4PM

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950 Coronel Ct, Walnut, CA 91789

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Home values near 20863 Starshine Rd

Data from public records.

Address	Redfin Estimate
20850 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 2100 Sq. Ft.	$1,290,569
20862 Starshine Rd, Walnut, CA 5 Beds \| 3 Baths \| 2982 Sq. Ft.	$1,592,860
20893 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,266,412
20859 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,185,211
20875 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 3319 Sq. Ft.	$1,568,077
1860 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,260,990
1904 Peaceful Hills Rd, Walnut, CA 3 Beds \| 1.5 Baths \| 1550 Sq. Ft.	$1,249,609

Address	Redfin Estimate
20854 Starshine Rd, Walnut, CA 5 Beds \| - Baths \| 3000 Sq. Ft.	$1,404,795
20986 Starshine Rd, Walnut, CA 4 Beds \| 2 Baths \| 2446 Sq. Ft.	$1,331,447
20871 Starshine Rd, Walnut, CA 5 Beds \| 3 Baths \| 2030 Sq. Ft.	$1,394,282
20855 Starshine Rd, Walnut, CA 4 Beds \| - Baths \| 1970 Sq. Ft.	$1,274,220
20885 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 2781 Sq. Ft.	$1,562,119
1880 Peaceful Hills Rd, Walnut, CA 5 Beds \| - Baths \| 2981 Sq. Ft.	$1,481,783
1910 Peaceful Hills Rd, Walnut, CA 5 Beds \| 3 Baths \| 2781 Sq. Ft.	$1,571,989

Address	Redfin Estimate
20858 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 1970 Sq. Ft.	$1,244,819
20990 Starshine Rd, Walnut, CA 3 Beds \| 3 Baths \| 1878 Sq. Ft.	$1,122,354
20867 Starshine Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,318,360
20851 Starshine Rd, Walnut, CA 4 Beds \| - Baths \| 2400 Sq. Ft.	$1,310,815
20881 Starshine Rd, Walnut, CA 4 Beds \| - Baths \| 2100 Sq. Ft.	$1,438,004
1890 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,286,518
1926 Peaceful Hills Rd, Walnut, CA 4 Beds \| 3 Baths \| 2243 Sq. Ft.	$1,233,165

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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 20863 Starshine Rd

Tax history for 20863 Starshine Rd

Zoning

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 20863 Starshine Rd

More real estate resources