1005 Marc Ct, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 1005 Marc Ct, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,155 sqft · built 1987
Lot Size	0.238 acres (10,360 sqft)
Owner	2 Company Names on Record
Tax Bill	$5,555 (2025)
Deeds & Mortgages	Jan 2020 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`8701-040-037`

Property Details

APN / Parcel Number

Primary APN	`8701-040-037`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	2,155 sqft Living Area

Exterior

Year Built	Built 1987
Effective Year Built	Effective 1987
Construction Type	Wood
Lot Area	10,360 sqft (0.238 acres)
Lot Dimensions	121 ft deep x 86 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	1005 MARC CT
City	DIAMOND BAR
State	CA
Zip	91765-4379
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCRPD20000
Legal Description	TR=42569 LOT 27
Legal Subdivision	42569
Legal Tract	42569
Legal Block	2
Legal Lot Number	27
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2010
Census Tract	403320

Owner

Source: Los Angeles County records, as of August 25, 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 Record
Mailing Address	1005 MARC CT, DIAMOND BAR, CA 91765-4379
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Personal Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Aug 7, 2010
Transfer Doc	0001116849
Record Updated	Oct 29, 2026

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	1005 MARC CT, DIAMOND BAR, CA 91765-4379
Document Number	0000109788
Instrument Date	Jan 24, 2020
Transaction Type	Mortgage
Record Updated	Feb 14, 2020
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	1005 MARE CT DIAMOND BAR CA 91765, DIAMOND BAR, CA 91765

Mortgage

Document Number	0000109788
Date	Jan 29, 2020
Instrument	109788

Lender

Name	ONTARIO-MONTCLAIR SCH EMPS FCU
Address	ONTARIO, CA 91762

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	240 Months
Due	Jan 28, 2040

Interest

Rate Type	Adjustable Rate

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	Walnut Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$367,013 (+2%) Land $110,092 Building $256,921
2025	$5,555.00 (+9.03%) Homeowner's exemption	$359,818 (+4.04%) Land $107,934 Building $251,884
2023	$5,095.00 (+2.43%) Homeowner's exemption	$345,848 Land $103,744 Building $242,104
2022	$4,974.00

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 · 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 Policies	1 in force

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

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

Wildfire Risk	Moderate above 62% of the US · lower than 62% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within 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 414 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
T-Mobile Fixed Wireless	100 / 20