404 Willapa Ln, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 404 Willapa Ln, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,298 sqft · built 1964
Lot Size	0.22 acres (9,580 sqft)
Owner	2 Company Names on File
Last Sale	$400,000 (Aug 2011)
Tax Bill	$7,952 (2025)
Deeds & Mortgages	May 2024 Transfer Apr 2018 Mortgage + 4 more
Flood Zone	Zone X (minimal risk)
APN	`8703-013-024`

Property Details

APN / Parcel Number

Primary APN	`8703-013-024`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	13 Rooms
Stories	2 Stories
Building Area	2,298 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1981
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	9,580 sqft (0.22 acres)
Lot Dimensions	115 ft deep x 82 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	404 WILLAPA LN
City	DIAMOND BAR
State	CA
Zip	91765-1356
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR108
Legal Description	TRACT NO 27531 LOT 47
Legal Subdivision	27531
Legal Tract	27531
Legal Block	3
Legal Lot Number	47
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3003
Census Tract	403316

Owner

404 Willapa Ln is owned by a company that acquired it in April 2024.

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

Owner of Record	2 Company Names on File
Mailing Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Owner Type	Company
Vesting	Life Tenant

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 6, 2024	Intrafamily Transfer, Transfer
Apr 27, 2018	Deed of Trust, Mortgage · ARM SCHOOLSFIRST FCU
Oct 3, 2019	Deed of Trust, Mortgage · Conventional Mortgage SCHOOLSFIRST FCU
Sep 8, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Feb 8, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Nov 23, 2021	Deed of Trust, Mortgage · Line of Credit SCHOOLSFIRST FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 12, 2011 · Amount on File
Deed Sale	Aug 12, 2011 · Amount on File
Prior Sale	Oct 31, 2002 · Amount on File
Deed Document Number	20111091907
Last Transfer Date	Apr 19, 2024
Transfer Doc	0000296125
Record Updated	Oct 29, 2026

May 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	May 6, 2024
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Document Number	0000296125
Map Reference	MB 728 PG 32-34
Instrument Date	Apr 19, 2024
Instrument	24-0296125
Transaction Type	Transfer
Record Updated	May 20, 2024

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	Living Trust
Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Transaction Type	Mortgage
Record Updated	Oct 21, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000411360
Date	Apr 27, 2018
Instrument	18-0411360

Lender

Name	SCHOOLSFIRST FCU
Type	Credit Union
Address	TUSTIN, CA 92780

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	May 1, 2048

Interest

Rate Type	Adjustable Rate
Rate	4%
Type Change Date	May 1, 2025
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	6%
Index	1-Year CMT
Max Rate	9%

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Transaction Type	Mortgage
Record Updated	Oct 21, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001046421
Date	Oct 3, 2019
Instrument	19-1046421

Lender

Name	SCHOOLSFIRST FCU
Type	Credit Union
Address	TUSTIN, CA 92780

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2049

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Transaction Type	Mortgage
Record Updated	Oct 21, 2022
Title Company	PACIFIC COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	404 WILLANPA LN, DIAMOND BAR, CA 91765-1356

Mortgage

Document Number	0001068986
Date	Sep 8, 2020
Instrument	20-1068986

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	359 Months
Due	Aug 1, 2050

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Transaction Type	Mortgage
Record Updated	Oct 21, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356

Mortgage

Document Number	0000217554
Date	Feb 8, 2021
Instrument	21-0217554

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2051

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356
Transaction Type	Mortgage
Record Updated	Oct 21, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	404 WILLAPA LN, DIAMOND BAR, CA 91765-1356

Mortgage

Document Number	0001741183
Date	Nov 23, 2021
Instrument	21-1741183

Lender

Name	SCHOOLSFIRST FCU
Type	Credit Union
Address	TUSTIN, CA 92780

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

The 2025 property tax bill for 404 Willapa Ln was $7,952.

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	Pomona Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$573,302 (+2%) Land $331,433 Building $241,869
2025	$7,952.00	$562,062 Land $324,935 Building $237,127
2023	$7,106.00 (+1.57%)	$540,238 Land $312,318 Building $227,920
2022	$6,996.00

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

Flood

FEMA maps place 404 Willapa Ln in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1980.

Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1980)
Most Recent Claim	Feb 1980 · rainfall accumulation

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Wildfire risk around 404 Willapa Ln is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% 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 414 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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