580 Armitos Pl, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 580 Armitos Pl, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,545 sqft · built 1988
Lot Size	0.152 acres (6,611 sqft)
Owner	2 Individual Names on File
Last Sale	$450,000 (Nov 2012)
Tax Bill	$7,717 (2025)
Deeds & Mortgages	Jun 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8281-036-083`

Property Details

APN / Parcel Number

Primary APN	`8281-036-083`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Building Area	1,545 sqft Living Area

Exterior

Year Built	Built 1988
Effective Year Built	Effective 1988
Construction Type	Wood
Lot Area	6,611 sqft (0.152 acres)
Lot Dimensions	99 ft deep x 67 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	580 ARMITOS PL
City	DIAMOND BAR
State	CA
Zip	91765-1861
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR115000-
Legal Description	TR=42589 LOT 77
Legal Subdivision	42589
Legal Tract	42589
Legal Block	3
Legal Lot Number	77
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3001
Census Tract	403321

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on File
Mailing Address	580 ARMITOS PL, DIAMOND BAR, CA 91765-1861
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 14, 2012 · Amount on File
Deed Sale	Nov 14, 2012 · Amount on File
Prior Sale	Apr 19, 2001 · Amount on File
Deed Document Number	20121731387
Prior Transfer Date	Jan 11, 1999
Prior Transfer Doc	0000123084
Record Updated	Oct 29, 2026

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	580 ARMITOS PL, DIAMOND BAR, CA 91765-1861
Document Number	0000752362
Instrument Date	Jun 30, 2020
Transaction Type	Mortgage
Record Updated	Jul 16, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	580 ARMITOS PL DIAMOND BAR CA 917651861, DIAMOND BAR, CA 91765-1861

Mortgage

Document Number	0000752362
Date	Jul 9, 2020
Instrument	752362

Lender

Name	BETTER MTG CORP ISAOA
Address	NEW YORK, NY 10271

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	180 Months
Due	Jul 8, 2035

Tax Assessment & Valuation

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		$572,938 (+2%) Land $357,970 Building $214,968
2025	$7,717.00 (+11.1%) Homeowner's exemption	$561,707 (+4.04%) Land $350,951 Building $210,756
2023	$6,946.00 (+1.61%) Homeowner's exemption	$539,897 (+3.39%) Land $337,324 Building $202,573
2022	$6,836.00 Homeowner's exemption	$522,172 Land $330,710 Building $191,462

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

Flood

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 57% of the US · lower than 66% of California
Wildfire Likelihood	0.1% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 487 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: GeoLinks.

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