21804 Stonepine Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 21804 Stonepine Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Condominium
Details	3 bd · 2 ba · 1,038 sqft · built 1973
Lot Size	6.65 acres (290,066 sqft)
Owner	2 Company Names on File
Tax Bill	$1,523 (2025)
Deeds & Mortgages	Mar 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`8292-013-094`

Property Details

APN / Parcel Number

Primary APN	`8292-013-094`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,038 sqft Living Area

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1973
Architectural Style	Condo/Apartment
Construction Type	Wood
Lot Area	290,066 sqft
Garage Type	Attached

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	21804 STONEPINE DR
City	DIAMOND BAR
State	CA
Zip	91765-2821
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	LCR3800015
Legal Description	TRACT NO 27246 CONDOMINIUM UNIT 3
Legal Subdivision	27246
Legal Tract	27246
Legal Block	1
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1004
Census Tract	403328

Owner

Source: Los Angeles County records · APN 8292-013-094

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 Company Names on File
Mailing Address	1410 WHITE OAK CIR, OJAI, CA 93023-1932
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Mar 07, 2019
Transfer Doc	0000231692
Record Updated	Sep 20, 2026

March 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Mar 14, 2019
Property Address	21804 STONEPINE ST, DIAMOND BAR, CA 91765-2821
Document Number	0000231692
Instrument Date	Mar 07, 2019
Instrument	231692
Transaction Type	Transfer
Record Updated	Mar 29, 2019
Title Company	ATTORNEY ONLY

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	1410 WHITE OAK CIR OJAI CA 930231932, OJAI, CA 93023-1932
Investor	Possibly a Property Investor

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	Diamond Bar 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	$1,523.00 (+10.6%)	$78,141 (+4.04%) Land $19,822 Building $58,319
2023	$1,377.00 (+2.3%)	$75,108 Land $19,053 Building $56,055
2022	$1,346.00

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 X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.02% annual chance
Exposure	None beyond 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)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Frontier, Verizon.

Based on FCC filings for 306 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.