21101 Willow Heights Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 21101 Willow Heights Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	5 bd · 4 ba · 3,312 sqft · built 2015
Lot Size	0.111 acres (4,850 sqft)
Owner	2 Individual Names on File
Last Sale	$1,155,000 (Jun 2015)
Tax Bill	$17,258 (2025)
Deeds & Mortgages	Nov 2017 Mortgage Sep 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8714-031-051`

Property Details

APN / Parcel Number

Primary APN	`8714-031-051`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Building Area	3,312 sqft Living Area

Exterior

Year Built	Built 2015
Effective Year Built	Effective 2015
Construction Type	Wood
Lot Area	4,850 sqft (0.111 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	21101 WILLOW HEIGHTS DR
City	DIAMOND BAR
State	CA
Zip	91765-3794
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR17500-R
Legal Description	TR=72295 LOT 47
Legal Tract	72295
Legal Block	2
Legal Lot Number	47
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2017
Census Tract	403325

Owner

Source: Los Angeles County assessment roll, 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 Individual Names on File
Mailing Address	21101 WILLOW HEIGHTS DR, DIAMOND BAR, CA 91765-3794
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Nov 8, 2017	Deed of Trust, Mortgage · Conventional Mortgage ECOM MORTGAGE INC
Sep 30, 2020	Deed of Trust, Mortgage · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORP

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jun 15, 2015 · Amount on Record
Deed Sale	Jun 15, 2015 · Amount on Record
Deed Document Number	2015704532
Record Updated	Sep 20, 2026

November 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21101 WILLOW HEIGHTS DR, DIAMOND BAR, CA 91765-3794
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	WFG NATIONAL TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001286694
Date	Nov 8, 2017
Instrument	17-1286694

Lender

Name	ECOM MORTGAGE INC
Type	Mortgage Company
Address	COVINA, CA 91724

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Dec 1, 2032

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21101 WILLOW HEIGHTS DR, DIAMOND BAR, CA 91765-3794
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	WFG NATIONAL TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21101 WILLOW HEIGHTS DR, DIAMOND BAR, CA 91765-3794

Mortgage

Document Number	0001199701
Date	Sep 30, 2020
Instrument	20-1199701

Lender

Name	GENERAL MORTGAGE CAPITAL CORP
Type	Mortgage Company
Address	BURLINGAME, CA 94010

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	$17,258.00 (+7.19%)	$1,388,114 (+4.04%) Land $600,920 Building $787,194
2023	$16,100.00 (+2.11%)	$1,334,214 Land $577,587 Building $756,627
2022	$15,768.00

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	Moderate above 48% of the US · lower than 71% of California
Wildfire Likelihood	0.08% annual chance
Exposure	Indirect within ember reach

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

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Frontier, Verizon.

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