603 W 6th St, Ontario, CA 91762 Property Records

San Bernardino County property record for 603 W 6th St, Ontario, CA 91762

Property Summary

Property TypeDuplex
Details2 bd · 1 ba · 1,109 sqft · built 1952
Lot Size0.17 acres (7,392 sqft)
Owner2 Individual Names on Record
Last Sale$127,000 (Nov 1995)
Tax Bill$2,340 (2025)
Flood ZoneZone X (minimal risk)
APN1047-311-48-0000

Property Details

APN / Parcel Number

Primary APN1047-311-48-0000

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms5 Rooms
Stories1 Story
Building Area1,109 sqft Living Area
1st Floor Area1,109 sqft
Family RoomFamily Room

Exterior

Year BuiltBuilt 1952
Effective Year BuiltEffective 1952
Architectural StyleConventional
Construction TypeFrame
Roof MaterialComposition Shingle
Lot Area7,392 sqft (0.17 acres)
View / LotAverage
Garage TypeDetached
Garage Area360 sqft
Parking Spaces1 Parking Space

Exterior Amenities

Pool TypePool with Hot Tub/Spa
PorchPatio/Porch
Porch Area20 sqft
Patio Area20 sqft

Utilities, Heating & Cooling

Cooling SystemEvaporative
Heating SystemFloor/Wall Furnace
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address603 W 6TH ST
CityONTARIO
StateCA
Zip91762-1311
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Legal DescriptionTRACT 3850 LOT 37
Legal Tract3850
Legal Block2
Legal Lot Number37
JurisdictionSAN BERNARDINO CA
Township / Civil DivisionONTARIO
Census Block Group2
Census Block2004
Census Tract1103

Owner

Source: San Bernardino County records, as of July 14, 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 Record
Mailing Address603 W 6TH ST, ONTARIO, CA 91762-1311
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 22, 1995 · Amount on Record
Deed SaleNov 22, 1995 · Amount on Record
Deed Document Number1995404975
Last Transfer DateMar 6, 2000
Transfer Doc0000079723
Record UpdatedOct 29, 2026

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$223,017 (+2%) Land $74,557 Building $148,460
2025$2,340.00 (+5.41%) Homeowner's exemption$218,644 (+4.04%) Land $73,095 Building $145,549
2023$2,220.00 (+1.42%) Homeowner's exemption$210,154 Land $70,257 Building $139,897
2022$2,189.00

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 567 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Frontier
Fiber
7,000 / 7,000
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

May also be available: GeoLinks.

Nearby Properties on W 6th St

Nearby Streets

Search Property Records by Address or Parcel Number