23503 Twin Spring Ln, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 23503 Twin Spring Ln, Diamond Bar, CA 91765

Property Summary

Property Type	Condominium
Details	3 bd · 2 ba · 989 sqft · built 1974
Lot Size	4.5 acres (196,146 sqft)
Owner	Company Name on File
Last Sale	$428,000 (Sep 2017)
Tax Bill	$6,304 (2025)
Deeds & Mortgages	Jan 2022 Mortgage Jul 2019 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`8701-008-077`

Property Details

APN / Parcel Number

Primary APN	`8701-008-077`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	989 sqft Living Area

Exterior

Year Built	Built 1974
Effective Year Built	Effective 1974
Architectural Style	Condo/Apartment
Construction Type	Wood
Lot Area	196,146 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	23503 TWIN SPRING LN
City	DIAMOND BAR
State	CA
Zip	91765-2375
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	LCR3800015
Legal Description	TR=PARCEL MAP 50-31 AS PER BK 50 PG 31 OF P M LOT 2 CONDOMINIUMUNIT 21
Legal Subdivision	CLEAR CREEK CANYON
Legal Block	1
Legal Lot Number	2
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1006
Census Tract	403320

Owner

23503 Twin Spring Ln, a condominium, is owned by a company that acquired it in September 2024.

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

Owner of Record	Company Name on File
Mailing Address	4437 TORREY PINES DR, CHINO HILLS, CA 91709-7808
Owner Type	Company
Vesting	Limited Liability Partnership

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
Jan 20, 2022	Deed of Trust, Mortgage · Conventional Mortgage BROKER SOLUTIONS INC
Jul 22, 2019	Quit Claim Deed, Transfer OTHER
Sep 8, 2017	Grant Deed, Transfer · Conventional Mortgage NEW AMERICAN FUNDING

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 8, 2017 · Amount on File
Deed Sale	Sep 8, 2017 · Amount on File
Prior Sale	Oct 24, 2008 · Amount on File
Deed Document Number	20171019978
Last Transfer Date	Sep 10, 2024
Transfer Doc	0000769588
Record Updated	Oct 29, 2026

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	23503 TWIN SPRING LN, DIAMOND BAR, CA 91765-2375
Transaction Type	Mortgage
Record Updated	Jan 28, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2429 PHEASANT RUN DR, CHINO HILLS, CA 91709-1749

Mortgage

Document Number	0000075950
Date	Jan 20, 2022
Instrument	22-0075950

Lender

Name	BROKER SOLUTIONS INC
Type	Mortgage Company
Address	TUSTIN, CA 92780

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2052

July 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 22, 2019
Property Address	23503 TWIN SPRING LN, DIAMOND BAR, CA 91765-2375
Document Number	0000714095
Instrument Date	Jul 13, 2019
Instrument	714095
Transaction Type	Transfer
Record Updated	Jul 31, 2019
Title Company	OTHER

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	2429 PHEASANT RUN DR CHINO HILLS CA 917091749, CHINO HILLS, CA 91709-1749

September 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Sep 8, 2017
Property Address	23503 TWIN SPRING LN, DIAMOND BAR, CA 91765-2375
Document Number	0001019978
Map Reference	PM4286 MB50 PG31
Instrument Date	Aug 7, 2017
Instrument	17-1019978
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	CHICAGO TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
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	Community Property with Right of Survivorship
Address	18627 PIONEER BLVD, ARTESIA, CA 90701-5629

Mortgage

Document Number	0001019979
Date	Sep 8, 2017
Instrument	17-1019979

Lender

Name	NEW AMERICAN FUNDING
Type	Lending Institution

Agreement

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

Tax Assessment & Valuation

The 2025 property tax bill for 23503 Twin Spring Ln was $6,304, up 6.1% 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		$496,724 (+2%) Land $148,551 Building $348,173
2025	$6,304.00 (+6.11%)	$486,986 Land $145,639 Building $341,347
2024	$5,941.00 (+2.45%)
2023	$5,799.00 (+2.17%) Homeowner's exemption	$468,078 Land $139,985 Building $328,093
2022	$5,676.00

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

Flood

FEMA maps place 23503 Twin Spring Ln 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

Wildfire risk around 23503 Twin Spring Ln is low, with less than 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 95% of the US · lower than 97% of California
Wildfire Likelihood	Under 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 464 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Frontier, GeoLinks.

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