21455 Cold Spring Ln, Diamond Bar, CA 91765 Property Records

Los Angeles County property record for 21455 Cold Spring Ln, Diamond Bar, CA 91765 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms3 Baths
Year BuiltBuilt 1977
Square Footage2,612 sqft Living Area
Lot Size18,593 sqft (0.427 acres)
OccupancyOwner Occupied
Last Sale$600,500 (2011)
Tax Bill$9,993.00 (2025)

Property Details

APN / Parcel Number

Primary APN8714-005-009

Interior

Bedrooms3 Beds
Full Baths3 Baths
Total Rooms1 Rooms
Building Area2,612 sqft Living Area

Exterior

Year BuiltBuilt 1977
Effective Year BuiltEffective 1977
Construction TypeWood Construction
Lot Area18,593 sqft (0.427 acres)

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating

Location & Zoning

Street Address21455 COLD SPRING LN
CityDIAMOND BAR
StateCA
Zip91765-3814
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal Description*TR=32974 LOT 32
Legal Subdivision32974
Legal Tract32974
Legal Block2
Legal Lot Number32
JurisdictionLOS ANGELES CA
Minor Civil DivisionEAST SAN GABRIEL VALLEY
Census Blockgroup2
Census Block2019
Census Tract403325

Owner

Source: Los Angeles County records · APN 8714-005-009

Assessment roll updated May 21, 2026 · Last verified June 2026

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

Owner of RecordIndividual Name on File
Mailing Address21455 COLD SPRING LN, DIAMOND BAR, CA 91765-3814
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJun 29, 2011 · Amount on Record
Deed SaleJun 29, 2011 · Amount on Record
Prior SaleFeb 11, 2011 · Amount on Record
Deed Doc Number2011881021
Prior Transfer DateJun 02, 2004
Prior Transfer Doc0001558595
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

YearTax BillAssessed Value
2025$9,993.00 (+7.56%)$768,950 (+4.04%) Land $393,955 Building $374,995
2023$9,291.00 (+2.1%)$739,093 Land $378,658 Building $360,435
2022$9,100.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Nearby Properties on Cold Spring Ln

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