870 Sunset Pl, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 870 Sunset Pl, Diamond Bar, CA 91765

Property Summary

Property Type	Condominium
Details	3 bd · 3 ba · 1,562 sqft · built 2006
Lot Size	0.724 acres (31,538 sqft)
Owner	2 Company Names on Record
Last Sale	$862,000 (Apr 2023)
Tax Bill	$11,159 (2025)
Deeds & Mortgages	Apr 2024 Line of Credit Jul 2023 Transfer + 4 more
Flood Zone	Zone X (minimal risk)
APN	`8293-045-044`

Property Details

APN / Parcel Number

Primary APN	`8293-045-044`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Building Area	1,562 sqft Living Area

Exterior

Year Built	Built 2006
Effective Year Built	Effective 2006
Architectural Style	Condo/Apartment
Construction Type	Wood
Lot Area	31,538 sqft (0.724 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	870 SUNSET PL
City	DIAMOND BAR
State	CA
Zip	91765-4558
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	LCC3
Legal Description	TR=62482 POR LOT 1 PH 1 CONDO UNIT 23 (AIRSPACE AND 1/13 INT IN COMMON AREA)
Legal Subdivision	PHASE 8 OF VANTAGE
Legal Tract	62482
Legal Block	1
Legal Lot Number	1
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1009
Census Tract	403323

Owner

Source: Los Angeles County records, as of May 21, 2026

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

Owner of Record	2 Company Names on Record
Mailing Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Revocable Trust

Deeds, Mortgages & Sale History

Date	Document
Apr 8, 2024	Deed of Trust, Mortgage · Line of Credit CROSSCOUNTRY MORTGAGE LLC
Jul 14, 2023	Intrafamily Transfer, Transfer
Apr 21, 2023	Intrafamily Transfer, Transfer CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE
Apr 21, 2023	Grant Deed, Transfer · Conventional Mortgage CROSSCOUNTRY MORTGAGE LLC
Sep 16, 2020	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
Sep 16, 2020	Grant Deed, Transfer · Conventional Mortgage EAST WEST BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 21, 2023 · Amount on Record
Deed Sale	Apr 21, 2023 · Amount on Record
Prior Sale	Sep 16, 2020 · Amount on Record
Deed Document Number	2023257427
Last Transfer Date	May 8, 2023
Transfer Doc	0000464558
Record Updated	Sep 20, 2026

April 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Transaction Type	Mortgage
Record Updated	Jun 8, 2026
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558

Mortgage

Document Number	0000227167
Date	Apr 8, 2024
Instrument	24-0227167

Lender

Name	CROSSCOUNTRY MORTGAGE LLC
Type	Mortgage Company
Address	CLEVELAND, OH 44114

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Apr 7, 2054

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 14, 2023
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Document Number	0000464558
Map Reference	MB 1317 PG 32-37
Instrument Date	May 8, 2023
Instrument	23-0464558
Transaction Type	Transfer
Record Updated	Jul 27, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558

April 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 21, 2023
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Document Number	0000257426
Map Reference	MB 1317 PG 32-37
Instrument Date	Apr 14, 2023
Instrument	23-0257426
Transaction Type	Transfer
Record Updated	May 30, 2023
Title Company	CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558

April 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 21, 2023
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Document Number	0000257427
Map Reference	MB 1317 PG 32-37
Instrument Date	Mar 27, 2023
Instrument	23-0257427
Transaction Type	Transfer
Record Updated	May 30, 2023
Title Company	CALIFORNIA BEST TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
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
Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558

Mortgage

Document Number	0000257428
Date	Apr 21, 2023
Instrument	23-0257428

Lender

Name	CROSSCOUNTRY MORTGAGE LLC
Type	Mortgage Company
Address	CLEVELAND, OH 44114

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2053

September 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Sep 16, 2020
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Document Number	0001122021
Instrument Date	Jul 20, 2020
Instrument	1122021
Transaction Type	Transfer
Record Updated	Sep 23, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Amount Accuracy	Full Value
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	870 SUNSET PL DIAMOND BAR CA 917654558, DIAMOND BAR, CA 91765-4558

September 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Sep 16, 2020
Property Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558
Document Number	0001122022
Map Reference	DOC 06-2103530
Instrument Date	Jul 20, 2020
Instrument	20-1122022
Transaction Type	Transfer
Record Updated	Jul 21, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
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	Community Property
Address	870 SUNSET PL, DIAMOND BAR, CA 91765-4558

Mortgage

Document Number	0001122023
Date	Sep 16, 2020
Instrument	20-1122023

Lender

Name	EAST WEST BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Oct 1, 2035

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of May 21, 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
2025	$11,159.00 (+3.68%)	$896,824 (+26.39%) Land $519,159 Building $377,665
2024	$10,763.00 (+24.13%)
2023	$8,671.00 (+2.13%) Homeowner's exemption	$709,552 (+2%) Land $415,639 Building $293,913
2022	$8,490.00 Homeowner's exemption	$695,640 Land $407,490 Building $288,150

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 93% of the US · lower than 96% of California
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond ember reach

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 368 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000

May also be available: GeoLinks, T-Mobile, Verizon.

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