20871 Starshine Rd, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 20871 Starshine Rd, Diamond Bar, CA 91789

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 1,970 sqft · built 1983
Lot Size	0.28 acres (12,192 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,279,000 (May 2022)
Tax Bill	$16,798 (2025)
Deeds & Mortgages	May 2022 Sale May 2022 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8765-004-022`

Property Details

APN / Parcel Number

Primary APN	`8765-004-022`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	1,970 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1983
Effective Year Built	Effective 1983
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Tile
Lot Area	12,192 sqft (0.28 acres)
Lot Dimensions	329 ft deep x 42 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	20871 STARSHINE RD
City	WALNUT
State	CA
Zip	91789-4018
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCRPD10000
Legal Description	*TR=35742 LOT 22
Legal Subdivision	35742
Legal Tract	35742
Legal Block	3
Legal Lot Number	22
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3012
Census Tract	408707

Owner

Source: Los Angeles County records, as of August 25, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	20871 STARSHINE RD, WALNUT, CA 91789-4018
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 25, 2022	Grant Deed, Transfer TRICO TITLE COMPANY, TICOR TITLE COMPANY
May 25, 2022	Quit Claim Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 25, 2022 · Amount on Record
Deed Sale	May 25, 2022 · Amount on Record
Prior Sale	May 17, 2001 · Amount on Record
Deed Document Number	2022562244
Prior Transfer Date	May 13, 2022
Prior Transfer Doc	0000562245
Record Updated	Oct 29, 2026

May 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	May 25, 2022
Property Address	20871 STARSHINE RD, DIAMOND BAR, CA 91789-4018
Document Number	0000562244
Map Reference	MB 927 PG 23-27
Instrument Date	May 19, 2022
Instrument	22-0562244
Transaction Type	Transfer
Record Updated	Jun 3, 2022
Title Company	TRICO TITLE COMPANY, TICOR TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	20871 STARSHINE RD, DIAMOND BAR, CA 91789-4018

May 2022: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	May 25, 2022
Property Address	20871 STARSHINE RD, DIAMOND BAR, CA 91789-4018
Document Number	0000562245
Map Reference	MB 927 PG 23-27
Instrument Date	May 13, 2022
Instrument	22-0562245
Transaction Type	Transfer
Record Updated	Jun 3, 2022
Title Company	TRICO TITLE COMPANY, TICOR TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 4268, DIAMOND BAR, CA 91765-0268

Mortgage

Document Number	0000562246
Date	May 25, 2022
Instrument	22-0562246

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2052

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of August 25, 2026

Property Jurisdictions

Type	Name
State	California
County	Los Angeles County
Municipality	Diamond Bar City
Unified School District	Walnut Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,384,320 (+2%) Land $893,763 Building $490,557
2025	$16,798.00 (+6.74%)	$1,357,178 (+4.04%) Land $876,239 Building $480,939
2023	$15,738.00 (+149.89%)	$1,304,478 Land $842,214 Building $462,264
2022	$6,298.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 66% of the US · lower than 80% of California
Wildfire Likelihood	0.04% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	WALNUT VALLEY WATER DISTRICT serves 100,941 people · EPA ID CA1910234
Water Source	Purchased surface water from several systems
Last State Inspection	Jun 2023
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 435 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable	1,000 / 1,000
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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