21256 Gerndal St, Walnut, CA 91789 Property Records

Los Angeles County property record for 21256 Gerndal St, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	5 bd · 2 ba · 2,675 sqft · built 1968
Lot Size	0.193 acres (8,404 sqft)
Owner	2 Company Names on File
Last Sale	$181,000 (Mar 1994)
Tax Bill	$5,689 (2025)
Deeds & Mortgages	Jun 2026 Line of Credit Oct 2017 Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`8763-002-020`

Property Details

APN / Parcel Number

Primary APN	`8763-002-020`

Interior

Bedrooms	5 Beds
Full Baths	2 Baths
Building Area	2,675 sqft Living Area

Exterior

Year Built	Built 1968
Effective Year Built	Effective 1969
Construction Type	Wood
Lot Area	8,404 sqft (0.193 acres)
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	21256 GERNDAL ST
City	WALNUT
State	CA
Zip	91789-3917
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR18000*
Legal Description	TRACT NO 27264 LOT 69
Legal Subdivision	27264
Legal Tract	27264
Legal Block	3
Legal Lot Number	69
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3016
Census Tract	403328

Owner

21256 Gerndal St is owned by a company that bought it in March 1994.

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

Owner of Record	2 Company Names on File
Mailing Address	21256 GERNDAL ST, WALNUT, CA 91789-3917
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
Jun 18, 2026	Deed of Trust, Mortgage · Line of Credit SCHOOLSFIRST FEDERAL CREDIT UNION
Oct 12, 2017	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Oct 31, 2019	Deed of Trust, Mortgage · Line of Credit SCHOOLSFIRST FCU
Jun 25, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Sep 16, 2021	Deed of Trust, Mortgage · Line of Credit SCHOOLSFIRST FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 22, 1994 · Amount on File
Deed Sale	Mar 22, 1994 · Amount on File
Prior Sale	Nov 8, 1993 · Amount on File
Deed Document Number	1994563164
Prior Transfer Date	Sep 14, 1993
Prior Transfer Doc	0002015513
Record Updated	Oct 29, 2026

June 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Recording Date	Jun 18, 2026
Property Address	21256 GERNDAL ST, WALNUT, CA 91789-3917
Document Number	0000448329
Instrument Date	Jun 10, 2026
Instrument	2026448329
Transaction Type	Mortgage
Record Updated	Jul 12, 2026
Title Company	NONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Life Tenant, 269
Address	21256 GERNDAL ST, WALNUT, CA 91789-3917

Mortgage

Document Number	0000448329,
Date	Jun 18, 2026
Instrument	2026448329

Lender

Name	SCHOOLSFIRST FEDERAL CREDIT UNION

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate	6.36%
Max Rate	-1%

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21256 GERNDAL ST, DIAMOND BAR, CA 91789-3917
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	ORANGE COAST TITLE CO SOCAL

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001169420
Date	Oct 12, 2017
Instrument	17-1169420

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	TROY, MI 48083

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2047

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21256 GERNDAL ST, DIAMOND BAR, CA 91789-3917
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001175966
Date	Oct 31, 2019
Instrument	19-1175966

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

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21256 GERNDAL ST, DIAMOND BAR, CA 91789-3917
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	TICOR TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000695450
Date	Jun 25, 2020
Instrument	20-0695450

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2050

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21256 GERNDAL ST, DIAMOND BAR, CA 91789-3917
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21256 GERNDAL ST, DIAMOND BAR, CA 91789-3917

Mortgage

Document Number	0001422003
Date	Sep 16, 2021
Instrument	21-1422003

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 21256 Gerndal St was $5,689, up 8.5% from the year before.

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		$401,362 (+2%) Land $129,489 Building $271,873
2025	$5,689.00 (+8.51%)	$393,493 Land $126,950 Building $266,543
2024	$5,243.00 (+28.22%)
2023	$4,089.00 (+2.1%)	$295,666 Land $122,021 Building $173,645
2022	$4,005.00

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

Flood

FEMA maps place 21256 Gerndal St in Zone X, an area of minimal flood risk.

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

The area around 21256 Gerndal St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within 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 286 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
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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