1440 Bridgegate Dr, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 1440 Bridgegate Dr, Diamond Bar, CA 91765

Property Summary

Property Type	Commercial Office
Details	409,249 sqft · built 2001
Lot Size	4.63 acres (201,883 sqft)
Owner	Company Name on Record
Last Sale	$30,950,000 (Apr 2018)
Tax Bill	$464,618 (2025)
Deeds & Mortgages	Apr 2018 Sale Jul 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`8293-050-037`

Property Details

APN / Parcel Number

Primary APN	`8293-050-037`

Interior

Stories	3 Stories
Building Area	409,249 sqft Total Area
Gross Area	131,489 sqft

Exterior

Year Built	Built 2001
Effective Year Built	Effective 2001
Construction Type	Concrete
Fire Resistance	Fireproof Reinforced Concrete
Lot Area	201,883 sqft
Parking Spaces	869 Parking Spaces
Total Buildings	3 Buildings

Location & Zoning

Street Address	1440 BRIDGEGATE DR
City	DIAMOND BAR
State	CA
Zip	91765-3922
Property Category	Commercial
Property Type	Commercial > Office > Commercial Office
Local Zoning Code	LCR110000*
Legal Description	TR=39679 LAND DESC AS PAR 3 OF DOC 1552423,870928 POR OF LOT 16
Legal Subdivision	39679
Legal Tract	39679
Legal Block	1
Legal Lot Number	16
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1001
Census Tract	403328

Owner

Source: Los Angeles County records, as of May 21, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on Record
Mailing Address	1440 BRIDGEGATE DR, DIAMOND BAR, CA 91765-3922
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
Apr 12, 2018	Grant Deed, Transfer COMMONWEALTH LAND TITLE INSURANCE
Jul 14, 2017	Grant Deed, Transfer · Commercial Mortgage CATHAY BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 12, 2018 · Amount on Record
Deed Sale	Apr 12, 2018 · Amount on Record
Prior Sale	Jul 14, 2017 · Amount on Record
Deed Document Number	2018354399
Prior Transfer Date	Apr 10, 2018
Prior Transfer Doc	0000354399
Record Updated	Sep 20, 2026

April 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Apr 12, 2018
Property Address	1440 BRIDGEGATE DR, DIAMOND BAR, CA 91765-3932
Document Number	0000354399
Instrument Date	Apr 10, 2018
Instrument	354399
Transaction Type	Transfer
Record Updated	May 1, 2018
Title Company	COMMONWEALTH LAND TITLE INSURANCE

Transaction

Amount	Amount Recorded
Tax	$34,045.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	2560 E PHILADELPHIA ST ONTARIO CA 917617768, ONTARIO, CA 91761-7768

July 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Jul 14, 2017
Property Address	1440 BRIDGEGATE DR, DIAMOND BAR, CA 91765-3932
Document Number	0000789524
Map Reference	MB1083 PG14-21
Instrument Date	Jul 13, 2017
Instrument	17-0789524
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	FIRST AMERICAN TITLE INS CO

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
Address	7700 IRVINE CENTER DR STE 620, 620, IRVINE, CA 92618-4944

Mortgage

Document Number	0000789525
Date	Jul 14, 2017
Instrument	17-0789525

Lender

Name	CATHAY BANK
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of May 21, 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
2025	$464,618.00 (+9.56%)	$35,215,817 (+4.04%) Land $12,459,231 Building $22,756,586
2024	$424,076.00 (+2.47%)
2023	$413,867.00 (+2.09%)	$33,848,346 Land $11,975,425 Building $21,872,921
2022	$405,396.00

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

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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