573 Castlehill Dr, Walnut, CA 91789 Property Records

Los Angeles County property record for 573 Castlehill Dr, Walnut, CA 91789

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 1,885 sqft · built 1920
Lot Size0.249 acres (10,836 sqft)
Owner2 Individual Names on File
Last Sale$150,000 (Aug 2003)
Tax Bill$5,980 (2025)
Deeds & MortgagesJun 2023 Mortgage
Flood ZoneZone X (minimal risk)
APN8722-014-027

Property Details

APN / Parcel Number

Primary APN8722-014-027

Interior

Bedrooms4 Beds
Full Baths3 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,885 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1920
Effective Year BuiltEffective 1946
Architectural StyleConventional
Construction TypeWood
Roof TypeGable
Roof MaterialComposition Shingle
Lot Area10,836 sqft (0.249 acres)
Lot Dimensions149 ft deep x 73 ft wide

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address573 CASTLEHILL DR
CityWALNUT
StateCA
Zip91789-2624
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeWAR18500RU
Legal DescriptionTRACT NO 8074 LOT COM AT MOST W COR OF LOT 190 TH S 74 1255 W 77.89 FT TH N 50 4555 E 154.22 FT TH S 28 4205 E TO NW LINE OF AVENIDA ESPLENDOR TH SW THEREON 66.68 FT TH N 35 4307 W 92.77 FT TO BEG PART OF LOTS 190 AND LOT 205
Legal Subdivision8074
Legal Tract8074
Legal Block2
Legal Lot Number190
JurisdictionLOS ANGELES CA
Township / Civil DivisionEAST SAN GABRIEL VALLEY
Census Block Group2
Census Block2001
Census Tract403401

Owner

Source: Los Angeles County records · APN 8722-014-027

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 Address19731 CAMINO DE ROSA, WALNUT, CA 91789-2106
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleAug 28, 2003 · Amount on Record
Deed SaleAug 28, 2003 · Amount on Record
Deed Document Number20032505711
Last Transfer DateApr 25, 2005
Transfer Doc0001183270
Record UpdatedSep 20, 2026

June 2023: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionLOS ANGELES CA
Property Address573 CASTLEHILL DR, WALNUT, CA 91789-2624
Transaction TypeMortgage
Record UpdatedJun 15, 2023
Title CompanyORANGE COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address573 CASTLEHILL DR, WALNUT, CA 91789-2624

Mortgage

Document Number0000370657
DateJun 07, 2023
Instrument23-0370657
Lender
NameRICARDO GUEVARA
TypePrivate Party
Address935 CORONEL CT, WALNUT, CA 91789
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

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
MunicipalityWalnut 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$5,980.00 (+7.44%) Homeowner's exemption$452,366 (+4.04%) Land $295,724 Building $156,642
2023$5,566.00 (+2.13%) Homeowner's exemption$434,802 Land $284,242 Building $150,560
2022$5,450.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 30, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Wildfire

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% annual chance
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 as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
Frontier
Fiber
7,000 / 7,000
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Starlink
Satellite
280 / 30
T-Mobile USA
Fixed Wireless
100 / 20

May also be available: California Internet, Verizon.

Based on FCC filings for 322 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemWALNUT VALLEY WATER DISTRICT
serves 100,941 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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