1. Home
  2. California
  3. San Bernardino County
  4. Ontario
  5. E Ralston St

422 E Ralston St, Ontario, CA 91761 Property Records

San Bernardino County property record for 422 E Ralston St, Ontario, CA 91761

Property Summary

Property TypeDuplex
Details2 bd · 1 ba · 1,880 sqft · built 1989
Lot Size0.142 acres (6,200 sqft)
Owner2 Company Names on Record
Last Sale$350,000 (Dec 2013)
Tax Bill$4,720 (2025)
Deeds & MortgagesJul 2017 Transfer
Jul 2017 Transfer
Flood ZoneZone X (minimal risk)
APN1049-514-14-0000

Property Details

APN / Parcel Number

Primary APN1049-514-14-0000

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms10 Rooms
Units2 Units
Stories1 Story
Building Area1,880 sqft Total Area
Family RoomFamily Room

Exterior

Year BuiltBuilt 1989
Effective Year BuiltEffective 1989
Architectural StyleModern
Exterior MaterialStucco
Construction TypeWood
Roof MaterialComposition Shingle
Lot Area6,200 sqft (0.142 acres)
Lot Dimensions155 ft deep x 40 ft wide
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address422 E RALSTON ST
CityONTARIO
StateCA
Zip91761-3333
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Local Zoning CodeR2
Legal DescriptionHASTINGS AND HEYDENS SUB LOT 3 BLK 152
Legal SubdivisionHASTINGS & HEYDENS SUBDIVISION
Legal Block152
Legal Lot Number3
JurisdictionSAN BERNARDINO CA
Township / Civil DivisionONTARIO
Census Block Group2
Census Block2005
Census Tract1813

Owner

Source: San Bernardino County records, as of July 14, 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 Record2 Company Names on Record
Mailing Address9750 ARDENDALE AVE, ARCADIA, CA 91007-7823
Owner TypeCompany
VestingTrust, Living Trust

Deeds, Mortgages & Sale History

DateDocument
Jul 19, 2017Quit Claim Deed, Transfer
NOT AVAILABLE
Jul 19, 2017Quit Claim Deed, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleDec 6, 2013 · Amount on Record
Deed SaleDec 6, 2013 · Amount on Record
Prior SaleDec 11, 2009 · Amount on Record
Deed Document Number2013526323
Last Transfer DateApr 26, 2017
Transfer Doc0000293054
Record UpdatedSep 20, 2026

July 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN BERNARDINO CA
Recording DateJul 19, 2017
Property Address422 E RALSTON ST, ONTARIO, CA 91761-3333
Document Number0000293054
Instrument DateApr 26, 2017
Instrument293054
Transaction TypeTransfer
Record UpdatedJul 25, 2017
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer
  • Partial Interest

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address9750 ARDENDALE AVE ARCADIA CA 910077823, ARCADIA, CA 91007-7823

July 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN BERNARDINO CA
Recording DateJul 19, 2017
Property Address422 E RALSTON ST, ONTARIO, CA 91761-3333
Document Number0000293055
Instrument DateApr 25, 2017
Instrument293055
Transaction TypeTransfer
Record UpdatedJul 25, 2017
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
Address9750 ARDENDALE AVE ARCADIA CA 910077823, ARCADIA, CA 91007-7823

Tax Assessment & Valuation

Source: San Bernardino County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySan Bernardino County
MunicipalityOntario City
Secondary School DistrictChaffey Joint Union High School District (09 - 12)
Elementary School DistrictOntario-Montclair School District (KG - 08)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$437,634 (+2%) Land $156,299 Building $281,335
2025$4,720.00 (+5.29%)$429,053 (+4.04%) Land $153,234 Building $275,819
2023$4,483.00 (+1.33%)$412,392 Land $147,283 Building $265,109
2022$4,424.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 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

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 SystemONTARIO MUNICIPAL UTILITIES COMPANY
serves 185,010 people · EPA ID CA3610034
Water SourcePurchased surface water from several systems
Last State InspectionJul 2025
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, 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 618 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Frontier
Fiber		7,000 / 7,000
Spectrum
Cable		1,000 / 1,000
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless		100 / 20

May also be available: GeoLinks, Verizon.

Nearby Properties on E Ralston St

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures