1252 Blenarm Dr, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 1252 Blenarm Dr, Diamond Bar, CA 91789

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,480 sqft · built 1979
Lot Size	0.305 acres (13,285 sqft)
Owner	2 Individual Names on Record
Last Sale	$890,000 (Feb 2017)
Tax Bill	$13,077 (2025)
Deeds & Mortgages	Jun 2022 Mortgage Oct 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`8763-015-019`

Property Details

APN / Parcel Number

Primary APN	`8763-015-019`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	2,480 sqft Living Area

Exterior

Year Built	Built 1979
Effective Year Built	Effective 1979
Construction Type	Wood
Lot Area	13,285 sqft (0.305 acres)

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	1252 BLENARM DR
City	WALNUT
State	CA
Zip	91789-3802
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR110000*
Legal Description	*TR=32091 LOT 43
Legal Subdivision	32091
Legal Tract	32091
Legal Block	3
Legal Lot Number	43
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	3
Census Block	3007
Census Tract	408707

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 Individual Names on Record
Mailing Address	1252 BLENARM DR, WALNUT, CA 91789-3802
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 1, 2022	Deed of Trust, Mortgage · Conventional Mortgage EAST WEST BANK
Oct 31, 2019	Deed of Trust, Mortgage · Conventional Mortgage EVERTRUST BANK
Feb 15, 2017	Grant Deed, Transfer · ARM STERLING BANK & TRUST FSB

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 15, 2017 · Amount on Record
Deed Sale	Feb 15, 2017 · Amount on Record
Deed Document Number	2017187176
Prior Transfer Date	Oct 7, 2011
Prior Transfer Doc	0001407412
Record Updated	Oct 29, 2026

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	1252 BLENARM DR, DIAMOND BAR, CA 91789-3802
Transaction Type	Mortgage
Record Updated	Jun 8, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1252 BLENARM DR, WALNUT, CA 91789-3802

Mortgage

Document Number	0000582468
Date	Jun 1, 2022
Instrument	22-0582468

Lender

Name	EAST WEST BANK
Type	Bank
Address	EL MONTE, CA 91731

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	3.87%
Type Change Date	Jun 1, 2027
Change Frequency	Annually
Min Rate At Change	3.25%
Max Rate At Change	5.87%
Index	1-Year CMT
Max Rate	9.87%

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	1252 BLENARM DR, DIAMOND BAR, CA 91789-3802
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	PROVIDENT TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0001175556
Date	Oct 31, 2019
Instrument	19-1175556

Lender

Name	EVERTRUST BANK
Type	Bank
Address	ARCADIA, CA 91007

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.62%
Type Change Date	Nov 1, 2022
Min Rate At Change	4.62%
Max Rate At Change	6.62%
Index	Prime Rate
Max Rate	18.5%

February 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Feb 15, 2017
Property Address	1252 BLENARM DR, DIAMOND BAR, CA 91789-3802
Document Number	0000187176
Map Reference	MB897 PG72-78
Instrument Date	Nov 18, 2016
Instrument	17-0187176
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	TITLE 365

Transaction

Amount	Amount Recorded
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	1252 BLENARM DR, WALNUT, CA 91789-3802

Mortgage

Document Number	0000187177
Date	Feb 15, 2017
Instrument	17-0187177

Lender

Name	STERLING BANK & TRUST FSB
Type	Bank
Address	SOUTHFIELD, MI 48076

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2047

Interest

Rate Type	Adjustable Rate
Rate	5.5%
Adjustable	Adjustable Rate Rider
Type Change Date	Mar 1, 2020
Change Frequency	Annually
Min Rate At Change	3.95%
Max Rate At Change	8.5%
Index	1-Year LIBOR
Max Rate	11.5%

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		$1,053,571 (+2%) Land $557,446 Building $496,125
2025	$13,077.00 (+7.58%)	$1,032,914 (+4.04%) Land $546,516 Building $486,398
2023	$12,156.00 (+2.1%)	$992,806 Land $525,295 Building $467,511
2022	$11,906.00

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

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	Not rated no burnable land 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 496 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
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

Nearby Properties on Blenarm Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures