3921 Castleman St, Riverside, CA 92503 Property Records

Riverside County property record for 3921 Castleman St, Riverside, CA 92503

Property Summary

Property TypeSingle Family Home
Details2 bd · 1 ba · 918 sqft · built 1920
Lot Size0.17 acres (7,405 sqft)
OwnerIndividual Name on File
Last Sale$129,000 (Jul 2002)
Tax Bill$2,061 (2025)
Flood ZoneZone X (minimal risk)
APN191-322-034

Property Details

APN / Parcel Number

Primary APN191-322-034
Alternative APN
  • 051700045

Interior

Bedrooms2 Beds
Full Baths1 Bath
Stories1 Story
Building Area918 sqft Living Area
Gross Area1,050 sqft
1st Floor Area918 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1920
Effective Year BuiltEffective 1920
Construction TypeWood
Roof MaterialGravel
Lot Area7,405 sqft (0.17 acres)
Garage TypeCarport
Garage Area180 sqft
CarportCarport
Carport Area180 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelGas
SewerConnected

Location & Zoning

Old Parcel Number051700045
Street Address3921 CASTLEMAN ST
CityRIVERSIDE
StateCA
Zip92503-3707
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR2
Legal DescriptionLOT 42 MB 005/136 MAGNOLIA TR
Legal SubdivisionMAGNOLIA TR
Legal Lot Number42
JurisdictionRIVERSIDE CA
Township / Civil DivisionRIVERSIDE
Census Block Group3
Census Block3012
Census Tract31602

Owner

3921 Castleman St is owned and occupied by an individual who acquired it in August 2006.

Source: Riverside County records, as of July 29, 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 RecordIndividual Name on File
Mailing Address3921 CASTLEMAN ST, RIVERSIDE, CA 92503-3707
OccupancyOwner Occupied
Owner TypeIndividual
VestingSingle Woman

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleJul 2, 2002 · Amount on File
Deed SaleJul 2, 2002 · Amount on File
Deed Document Number2002365334
Last Transfer DateAug 6, 2006
Transfer Doc0000577906
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

Source: Riverside County assessment roll, as of July 29, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyRiverside County
MunicipalityRiverside City
Unified School DistrictRiverside Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$190,538 (+2%) Land $51,690 Building $138,848
2025$2,061.00 (+3.93%) Homeowner's exemption$186,803 (+4.04%) Land $50,677 Building $136,126
2023$1,983.00 (+1.9%) Homeowner's exemption$179,551 Land $48,710 Building $130,841
2022$1,946.00
2021$319,500

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 3921 Castleman St in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 14, 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

The area around 3921 Castleman St has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land 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 SystemCITY OF RIVERSIDE
serves 302,776 people · EPA ID CA3310031
Water SourceGroundwater influenced by surface water
Lead1 ppb (2023–2025)
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 575 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area
5,000 / 5,000
Spectrum
Cable
1,000 / 1,000
T-Mobile
Fixed Wireless
100 / 20

May also be available: GeoLinks, Verizon.

Nearby Properties on Castleman St

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