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20612 E Alda Ct, Diamond Bar (Walnut), CA 91789 Property Records

Los Angeles County property record for 20612 E Alda Ct, Diamond Bar, CA 91789 · Last verified June 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,647 sqft · built 1981
Lot Size0.283 acres (12,332 sqft)
Owner2 Company Names on File
Last Sale$650,000 (Apr 2008)
Tax Bill$10,817 (2025)
Flood ZoneZone X (minimal risk)
APN8763-017-038

Property Details

APN / Parcel Number

Primary APN8763-017-038

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms13 Rooms
Stories2 Stories
Building Area2,647 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1981
Effective Year BuiltEffective 1981
Architectural StyleConventional
Exterior MaterialStucco
Construction TypeWood
Roof TypeGable
Roof MaterialTile
Lot Area12,332 sqft (0.283 acres)
Lot Dimensions150 ft deep x 82 ft wide

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address20612 E ALDA CT
CityWALNUT
StateCA
Zip91789-3840
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal Description*TR=33645 LOT 32
Legal Subdivision33645
Legal Tract33645
Legal Block3
Legal Lot Number32
JurisdictionLOS ANGELES CA
Township / Civil DivisionEAST SAN GABRIEL VALLEY
Census Block Group3
Census Block3006
Census Tract408707

Owner

Source: Los Angeles County records · APN 8763-017-038

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 Company Names on File
Mailing Address20612 E ALDA CT, WALNUT, CA 91789-3840
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Family Living Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleApr 01, 2008 · Amount on Record
Deed SaleApr 01, 2008 · Amount on Record
Prior SaleAug 28, 2003 · Amount on Record
Deed Document Number2008556346
Prior Transfer DateOct 31, 2007
Prior Transfer Doc0002627512
Record UpdatedSep 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$10,817.00 (+5.7%)$853,776 (+4.04%) Land $640,992 Building $212,784
2023$10,234.00 (+2.09%)$820,624 Land $616,102 Building $204,522
2022$10,024.00

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
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 496 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
FrontierFiber7,000 / 7,000
SpectrumCable1,000 / 1,000
T-Mobile USAFixed Wireless100 / 20
StarlinkSatellite (low-earth orbit)280 / 30

May also be available at this address: Verizon, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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