20809 E Crest Ln, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 20809 E Crest Ln, Diamond Bar, CA 91789 · Last verified June 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1987
Square Footage1,306 sqft Living Area
Lot Size4,870 sqft (0.112 acres)
OccupancyOwner Occupied
Last Sale$545,000 (2005)
Tax Bill$10,200.00 (2025)

Property Details

APN / Parcel Number

Primary APN8765-018-031

Interior

Bedrooms3 Beds
Full Baths2 Baths
Building Area1,306 sqft Living Area

Exterior

Year BuiltBuilt 1987
Effective Year BuiltEffective 1987
Construction TypeWood Construction
Lot Area4,870 sqft (0.112 acres)

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating

Location & Zoning

Street Address20809 E CREST LN
CityWALNUT
StateCA
Zip91789-4064
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTR=43760 LOT 31
Legal Subdivision43760
Legal Tract43760
Legal Block1
Legal Lot Number31
JurisdictionLOS ANGELES CA
Minor Civil DivisionEAST SAN GABRIEL VALLEY
Census Blockgroup1
Census Block1001
Census Tract403305

Owner

Source: Los Angeles County records · APN 8765-018-031

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 Record2 Individual Names on File
Mailing Address20809 E CREST LN, WALNUT, CA 91789-4064
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleAug 29, 2005 · Amount on Record
Deed SaleAug 29, 2005 · Amount on Record
Prior SaleJan 02, 2002 · Amount on Record
Deed Doc Number20052066785
Prior Transfer DateOct 05, 1998
Prior Transfer Doc0002098386
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$10,200.00 (+8.37%)$744,772 (+4.04%) Land $595,824 Building $148,948
2023$9,412.00 (+2.73%)$715,854 Land $572,689 Building $143,165
2022$9,162.00

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.

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