1440 Heidelberg Ave, Walnut, CA 91789 Property Records

Los Angeles County property record for 1440 Heidelberg Ave, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,672 sqft · built 1964
Lot Size	0.219 acres (9,559 sqft)
Owner	Company Name on File
Tax Bill	$5,226 (2025)
Deeds & Mortgages	Jan 2023 Transfer
Flood Zone	Zone D (undetermined)
APN	`8712-017-015`

Property Details

APN / Parcel Number

Primary APN	`8712-017-015`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,672 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	9,559 sqft (0.219 acres)
Lot Dimensions	114 ft deep x 83 ft wide

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	1440 HEIDELBERG AVE
City	WALNUT
State	CA
Zip	91789-1205
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	WAR17200*
Legal Description	TRACT NO 19218 LOT 14
Legal Subdivision	19218
Legal Tract	19218
Legal Block	2
Legal Lot Number	14
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2005
Census Tract	403409

Owner

Source: Los Angeles County records · APN 8712-017-015

Assessment roll updated May 21, 2026 · Last verified June 2026

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

Owner of Record	Company Name on File
Mailing Address	1440 HEIDELBERG AVE, WALNUT, CA 91789-1205
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Transfer Date	Nov 25, 2022
Transfer Doc	0000024093
Record Updated	Sep 20, 2026

January 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Jan 12, 2023
Property Address	1440 HEIDELBERG AVE, WALNUT, CA 91789-1205
Document Number	0000024093
Map Reference	MB 718 PG 79-82
Instrument Date	Nov 25, 2022
Instrument	23-0024093
Transaction Type	Transfer
Record Updated	Jun 07, 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	1440 HEIDELBERG AVE, WALNUT, CA 91789-1205

Tax Assessment & Valuation

Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 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

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

Year	Tax Bill	Assessed Value
2025	$5,226.00 (+8.76%) Homeowner's exemption	$385,472 (+4.04%) Land $176,823 Building $208,649
2023	$4,805.00 (+2.15%) Homeowner's exemption	$370,505 Land $169,957 Building $200,548
2022	$4,704.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 426 locations within half a mile · Last verified October 2026

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 USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: California Internet, Verizon.

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water System	WALNUT VALLEY WATER DISTRICT serves 100,941 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.