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21549 Ambushers St, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 21549 Ambushers St, Diamond Bar, CA 91765

Property Summary

Property TypeSingle Family Home
Details3 bd · 3 ba · 2,378 sqft · built 1978
Lot Size0.211 acres (9,192 sqft)
OwnerCompany Name on Record
Last Sale$1,175,000 (Sep 2025)
Tax Bill$4,041 (2025)
Deeds & MortgagesFeb 2021 Mortgage
May 2018 Transfer
Flood ZoneZone X (minimal risk)
APN8714-003-015

Property Details

APN / Parcel Number

Primary APN8714-003-015

Interior

Bedrooms3 Beds
Full Baths3 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area2,378 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1978
Effective Year BuiltEffective 1978
Architectural StyleContemporary
Exterior MaterialStucco
Construction TypeWood
Roof MaterialWood Shingle
Lot Area9,192 sqft (0.211 acres)

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address21549 AMBUSHERS ST
CityDIAMOND BAR
StateCA
Zip91765-3806
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeLCR19000*
Legal Description*TR=33205 LOT 6
Legal Subdivision33205
Legal Tract33205
Legal Block2
Legal Lot Number6
JurisdictionLOS ANGELES CA
Township / Civil DivisionEAST SAN GABRIEL VALLEY
Census Block Group2
Census Block2023
Census Tract403325

Owner

Source: Los Angeles County records, as of September 21, 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 RecordCompany Name on Record
Mailing Address462 S HUMANE WAY, POMONA, CA 91766-1035
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

DateDocument
Feb 22, 2021Deed of Trust, Mortgage · Conventional Mortgage
STATELINE FUNDING CORPORATION
May 22, 2018Affidavit of Death, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 3, 2025 · Amount on Record
Deed SaleSep 3, 2025 · Amount on Record
Deed Document Number2025599173
Prior Transfer DateApr 9, 2018
Prior Transfer Doc0000507046
Record UpdatedOct 29, 2026

February 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionLOS ANGELES CA
Property Address21549 AMBUSHERS ST, DIAMOND BAR, CA 91765-3806
Transaction TypeMortgage
Record UpdatedOct 25, 2022
Title CompanySYNRGO

Transferred To (Grantee/Buyer)

NameVerified Name
Address21549 AMBUSHERS ST, DIAMOND BAR, CA 91765-3806

Mortgage

Document Number0000292890
DateFeb 22, 2021
Instrument21-0292890
Lender
NameSTATELINE FUNDING CORPORATION
TypeNon-Lending Institution
AddressCORONA, CA 92883
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMar 1, 2051

May 2018: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionLOS ANGELES CA
Recording DateMay 22, 2018
Property Address21549 AMBUSHERS ST, DIAMOND BAR, CA 91765-3806
Document Number0000507046
Instrument DateApr 9, 2018
Instrument507046
Transaction TypeTransfer
Record UpdatedNov 21, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address21549 AMBUSHERS ST DIAMOND BAR CA 917653806, DIAMOND BAR, CA 91765-3806

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of August 25, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyLos Angeles County
MunicipalityDiamond Bar City
Unified School DistrictWalnut Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,175,000 (+330.58%) Land $792,300 Building $382,700
2025$4,041.00 (+11.14%) Homeowner's exemption$272,886 (+4.04%) Land $87,402 Building $185,484
2023$3,636.00 (+2.19%) Homeowner's exemption$262,292 Land $84,009 Building $178,283
2022$3,558.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot 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 RiskModerate
above 44% of the US · lower than 74% of California
Wildfire Likelihood0.06% annual chance
ExposureIndirect
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 SystemWALNUT VALLEY WATER DISTRICT
serves 100,941 people · EPA ID CA1910234
Water SourcePurchased surface water from several systems
Last State InspectionJun 2023
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 565 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Cable · Fiber in parts of the area		1,000 / 1,000
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless		100 / 20

May also be available: Frontier, Verizon.

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