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4223 Mount Vernon Ave, Riverside, CA 92507 Property Records

Riverside County property record for 4223 Mount Vernon Ave, Riverside, CA 92507

Property Summary

Property TypeSingle Family Home
Details3 bd · 1.75 ba · 1,600 sqft · built 1960
Lot Size0.29 acres (12,632 sqft)
Owner2 Trust Names on File
Last Sale$121,000 (Mar 1995)
Tax Bill$2,206 (2025)
Deeds & MortgagesApr 2023 Transfer
Flood ZoneZone X (minimal risk)
APN253-133-021

Property Details

APN / Parcel Number

Primary APN253-133-021
Alternative APN
  • 122504133

Interior

Bedrooms3 Beds
Full Baths1.75 Baths
Half Baths1 Half Bath
Stories1 Story
Building Area1,600 sqft Living Area
Gross Area2,072 sqft
1st Floor Area1,600 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1960
Effective Year BuiltEffective 1960
Construction TypeWood
Roof MaterialWood Shingle
Lot Area12,632 sqft (0.29 acres)
Garage TypeAttached
Garage Area437 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
Heating FuelGas
SewerConnected

Location & Zoning

Old Parcel Number122504133
Street Address4223 MT VERNON AVE
CityRIVERSIDE
StateCA
Zip92507-4863
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1065
Legal DescriptionLOT 128 MB 035/067 UNIVERSITY HILLS 3
Legal SubdivisionUNIVERSITY HILLS 3
Legal Lot Number128
JurisdictionRIVERSIDE CA
Township / Civil DivisionRIVERSIDE
Census Block Group2
Census Block2007
Census Tract42213

Owner

4223 Mount Vernon Ave is owner-occupied and held in a trust since March 2023.

Source: Riverside County records, as of July 29, 2026

Owner of Record2 Trust Names on File
Mailing Address4223 MT VERNON AVE, RIVERSIDE, CA 92507-4863
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Revocable Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMar 27, 1995 · Amount on File
Deed SaleMar 27, 1995 · Amount on File
Deed Document Number199592783
Last Transfer DateMar 29, 2023
Transfer Doc0000102865
Record UpdatedSep 20, 2026

April 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionRIVERSIDE CA
Recording DateApr 11, 2023
Property Address4223 MT VERNON AVE, RIVERSIDE, CA 92507-4863
Document Number0000102865
Map ReferenceMB 35 PG 67-69
Instrument DateMar 29, 2023
Instrument2023-0102865
Transaction TypeTransfer
Record UpdatedJun 7, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipFamily Revocable Trust
Address4223 MT VERNON AVE, RIVERSIDE, CA 92507-4863

Tax Assessment & Valuation

The 2025 property tax bill for 4223 Mount Vernon Ave was $2,206 with a homeowner's exemption.

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$203,836 (+2%) Land $68,508 Building $135,328
2025$2,206.00 Homeowner's exemption$199,840 Land $67,165 Building $132,675
2023$2,123.00 (+1.92%) Homeowner's exemption$192,082 Land $64,558 Building $127,524
2022$2,083.00
2021$440,730

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

Flood

FEMA maps place 4223 Mount Vernon Ave 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

Wildfire risk around 4223 Mount Vernon Ave is moderate, ranking above 51% of the US, with a 0.1% annual chance of wildfire.

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

Wildfire RiskModerate
above 51% of the US · lower than 70% of California
Wildfire Likelihood0.1% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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 331 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
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20

May also be available: GeoLinks.

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