21305 Tambo Pl, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 21305 Tambo Pl, Diamond Bar, CA 91765

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,415 sqft · built 1962
Lot Size	0.271 acres (11,810 sqft)
Owner	2 Company Names on Record
Last Sale	$177,000 (Jan 1998)
Tax Bill	$7,113 (2025)
Deeds & Mortgages	Feb 2023 Mortgage Jan 2018 Loan Modification
Flood Zone	Zone X (minimal risk)
APN	`8292-002-007`

Property Details

APN / Parcel Number

Primary APN	`8292-002-007`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,415 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1962
Effective Year Built	Effective 1962
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Wood Shingle
Lot Area	11,810 sqft (0.271 acres)
Lot Dimensions	145 ft deep x 83 ft wide

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	21305 TAMBO PL
City	DIAMOND BAR
State	CA
Zip	91765-2756
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	LCR108
Legal Description	TRACT NO 27036 LOT 7
Legal Subdivision	27036
Legal Tract	27036
Legal Block	2
Legal Lot Number	7
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	2
Census Block	2005
Census Tract	403328

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 Company Names on Record
Mailing Address	21305 TAMBO PL, DIAMOND BAR, CA 91765-2756
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Personal Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 6, 2023	Deed of Trust, Mortgage · Commercial Mortgage CITY OF DIAMOND BAR
Jan 26, 2018	Loan Modification, Mortgage · Conventional Mortgage WELLS FARGO BK/TX

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 2, 1998 · Amount on Record
Deed Sale	Jan 2, 1998 · Amount on Record
Deed Document Number	199866
Last Transfer Date	Apr 29, 2008
Transfer Doc	0000795781
Record Updated	Oct 29, 2026

February 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	21305 TAMBO PL, DIAMOND BAR, CA 91765-2756
Transaction Type	Mortgage
Record Updated	Feb 14, 2023
Title Company	CHICAGO TITLE PIRT

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21305 TAMBO PL, DIAMOND BAR, CA 91765-2756

Mortgage

Document Number	0000076261
Date	Feb 6, 2023
Instrument	23-0076261

Lender

Name	CITY OF DIAMOND BAR
Type	Government Agency
Address	DIAMOND BAR, CA 91765

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

January 2018: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	LOS ANGELES CA
Property Address	21305 TAMBO PL, DIAMOND BAR, CA 91765-2756
Document Number	0000223368
Instrument Date	Jan 26, 2018
Transaction Type	Mortgage
Record Updated	Mar 13, 2018
Title Company	SERVICELINK

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21305 TAMBO PL DIAMOND BAR CA 917652756, DIAMOND BAR, CA 91765-2756

Mortgage

Document Number	0000223368
Date	Mar 7, 2018
Instrument	223368

Lender

Name	WELLS FARGO BK/TX
Type	Bank
Address	FORT MILL, SC 29715

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	480 Months
Due	Mar 6, 2058

Interest

Rate Type	Fixed Rate
Rate	3.87%

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		$288,251 (+2%) Land $173,605 Building $114,646
2025	$7,113.00 (+3.54%) Homeowner's exemption	$282,600 (+4.04%) Land $170,201 Building $112,399
2023	$6,870.00 (+1.16%) Homeowner's exemption	$271,629 Land $163,593 Building $108,036
2022	$6,791.00

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	Low lower than 94% of the US · lower than 96% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 437 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 / 35
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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