23827 Decorah Rd, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23827 Decorah Rd, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,012 sqft · built 1964
Lot Size	0.192 acres (8,366 sqft)
Owner	2 Company Names on File
Tax Bill	$7,275 (2025)
Deeds & Mortgages	May 2021 Transfer Feb 2021 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`8703-014-003`

Property Details

APN / Parcel Number

Primary APN	`8703-014-003`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	3,012 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1972
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	8,366 sqft (0.192 acres)
Lot Dimensions	125 ft deep x 66 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Water Source	Commercial

Location & Zoning

Street Address	23827 DECORAH RD
City	DIAMOND BAR
State	CA
Zip	91765-1406
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR108
Legal Description	TRACT NO 27530 LOT 96
Legal Subdivision	27530
Legal Tract	27530
Legal Block	3
Legal Lot Number	96
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3003
Census Tract	403316

Owner

23827 Decorah Rd is owned by a company that acquired it in July 2020 and is owner-occupied.

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

Owner of Record	2 Company Names on File
Mailing Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

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 10, 2021	Intrafamily Transfer, Transfer
Feb 9, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage JJST CORPORATION
Aug 3, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Dec 31, 2019	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jul 7, 2020
Transfer Doc	0000874599
Record Updated	Oct 29, 2026

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	May 10, 2021
Property Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406
Document Number	0000739074
Map Reference	MB 714 PG 76-80
Instrument Date	Mar 23, 2021
Instrument	21-0739074
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
Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406

February 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	LOS ANGELES CA
Recording Date	Feb 9, 2021
Property Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406
Document Number	0000226124
Map Reference	MB 714 PG 76-80
Instrument Date	Feb 1, 2021
Instrument	21-0226124
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	WFG TITLE COMPANY/CA, WFG TITLE COMPANY OF CA

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
Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406

Mortgage

Document Number	0000226125
Date	Feb 9, 2021
Instrument	21-0226125

Lender

Name	JJST CORPORATION
Type	Non-Lending Institution

Agreement

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

August 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Aug 3, 2020
Property Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406
Document Number	0000874599
Instrument Date	Jul 7, 2020
Instrument	874599
Transaction Type	Transfer
Record Updated	Aug 20, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	23827 DECORAH RD DIAMOND BAR CA 917651406, DIAMOND BAR, CA 91765-1406

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Dec 31, 2019
Property Address	23827 DECORAH RD, DIAMOND BAR, CA 91765-1406
Document Number	0001465530
Instrument Date	Oct 16, 2018
Instrument	1465530
Transaction Type	Transfer
Record Updated	Jan 23, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	23827 DECORAH RD DIAMOND BAR CA 917651406, DIAMOND BAR, CA 91765-1406

Tax Assessment & Valuation

The 2025 property tax bill for 23827 Decorah Rd was $7,275 with a homeowner's exemption.

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		$516,768 (+2%) Land $153,110 Building $363,658
2025	$7,275.00 Homeowner's exemption	$506,636 Land $150,108 Building $356,528
2023	$6,463.00 (+1.6%) Homeowner's exemption	$486,965 Land $144,280 Building $342,685
2022	$6,361.00

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

Flood

FEMA maps place 23827 Decorah Rd 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 23827 Decorah Rd 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 519 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Frontier, GeoLinks, T-Mobile.

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