21310 Spring St, Walnut, CA 91789 Property Records

Los Angeles County property record for 21310 Spring St, Walnut, CA 91789

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,458 sqft · built 1987
Lot Size	0.176 acres (7,648 sqft)
Owner	2 Individual Names on File
Last Sale	$745,000 (Jan 2020)
Tax Bill	$10,539 (2025)
Deeds & Mortgages	Jan 2020 Sale & Mortgage
Flood Zone	Zone D (undetermined)
APN	`8720-045-041`

Property Details

APN / Parcel Number

Primary APN	`8720-045-041`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	1,458 sqft Living Area

Exterior

Year Built	Built 1987
Effective Year Built	Effective 1987
Construction Type	Wood
Lot Area	7,648 sqft (0.176 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	21310 SPRING ST
City	WALNUT
State	CA
Zip	91789-2046
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	WARPD12300
Legal Description	TR=32958 LOT 320
Legal Subdivision	32958
Legal Tract	32958
Legal Block	2
Legal Lot Number	320
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2009
Census Tract	403403

Owner

Source: Los Angeles County records · APN 8720-045-041

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	2 Individual Names on File
Mailing Address	1222 CALBOURNE DR, WALNUT, CA 91789-3708
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 22, 2020 · Amount on Record
Deed Sale	Jan 22, 2020 · Amount on Record
Prior Sale	Jun 30, 2015 · Amount on Record
Deed Document Number	202082469
Prior Transfer Date	Jan 29, 2007
Prior Transfer Doc	0000235657
Record Updated	Sep 20, 2026

January 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jan 22, 2020
Property Address	21310 SPRING ST, WALNUT, CA 91789-2046
Document Number	0000082469
Map Reference	MB 1065 PG 40-59
Instrument Date	Jan 09, 2020
Instrument	20-0082469
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	1222 CALBOURNE DR, WALNUT, CA 91789-3708

Mortgage

Document Number	0000082470
Date	Jan 22, 2020
Instrument	20-0082470

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 01, 2050

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	$10,539.00 (+6.97%) Homeowner's exemption	$814,761 (+4.04%) Land $534,243 Building $280,518
2023	$9,852.00 (+2.05%) Homeowner's exemption	$783,125 Land $513,499 Building $269,626
2022	$9,654.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 30, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · 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 as of December 31, 2025 · 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
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

May also be available: California Internet, T-Mobile USA.

Based on FCC filings for 307 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of 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.