1304 Heidelberg Ave, Walnut, CA 91789 Property Records

Los Angeles County property record for 1304 Heidelberg Ave, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,487 sqft · built 1984
Lot Size	0.184 acres (8,001 sqft)
Owner	2 Trust Names on File
Last Sale	$498,000 (Sep 2011)
Tax Bill	$8,358 (2025)
Deeds & Mortgages	May 2022 Transfer Aug 2020 Mortgage
Flood Zone	Zone D (undetermined)
APN	`8712-035-058`

Property Details

APN / Parcel Number

Primary APN	`8712-035-058`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	1,487 sqft Living Area

Exterior

Year Built	Built 1984
Effective Year Built	Effective 1984
Construction Type	Wood
Lot Area	8,001 sqft (0.184 acres)
Lot Dimensions	115 ft deep x 70 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	1304 HEIDELBERG AVE
City	WALNUT
State	CA
Zip	91789-1230
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	WAC3-RPD28
Legal Description	*TR=35644 LOT 156
Legal Subdivision	35644
Legal Tract	35644
Legal Block	2
Legal Lot Number	156
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2018
Census Tract	403409

Owner

1304 Heidelberg Ave is held in a trust since May 2022.

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

Owner of Record	2 Trust Names on File
Mailing Address	1304 HEIDELBERG AVE, WALNUT, CA 91789-1230
Owner Type	Company
Vesting	Trust, Family Trust

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 16, 2022	Intrafamily Transfer, Transfer
Aug 25, 2020	Deed of Trust, Mortgage · Conventional Mortgage CNB MORTGAGE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 1, 2011 · Amount on File
Deed Sale	Sep 1, 2011 · Amount on File
Prior Sale	Nov 23, 1993 · Amount on File
Deed Document Number	20111189998
Last Transfer Date	May 15, 2022
Transfer Doc	0000526797
Record Updated	Oct 29, 2026

May 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	May 16, 2022
Property Address	1304 HEIDELBERG AVE, WALNUT, CA 91789-1230
Document Number	0000526797
Map Reference	MB 988 PG 32-41
Instrument Date	May 15, 2022
Instrument	22-0526797
Transaction Type	Transfer
Record Updated	Jun 7, 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	Family Trust
Address	1304 HEIDELBERG AVE, WALNUT, CA 91789-1230

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	1304 HEIDELBERG AVE, WALNUT, CA 91789-1230
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000993944
Date	Aug 25, 2020
Instrument	20-0993944

Lender

Name	CNB MORTGAGE
Type	Mortgage Company
Address	HUNTINGTON BEACH, CA 92647

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Sep 1, 2035

Tax Assessment & Valuation

The 2025 property tax bill for 1304 Heidelberg Ave was $8,358.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$638,012 (+2%) Land $337,839 Building $300,173
2025	$8,358.00	$625,503 Land $331,215 Building $294,288
2023	$7,756.00 (+2.04%)	$601,215 Land $318,354 Building $282,861
2022	$7,601.00

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

Flood

FEMA maps place 1304 Heidelberg Ave in Zone D, where flood risk has not been studied.

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

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Wildfire risk around 1304 Heidelberg Ave 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 96% of the US · lower than 97.4% 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 426 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
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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