526 E Deerfield St, Ontario, CA 91761 Property Records

San Bernardino County property record for 526 E Deerfield St, Ontario, CA 91761

Property Summary

Property TypeSingle Family Home
Details4 bd · 3.5 ba · 2,532 sqft · built 2000
Lot Size0.193 acres (8,400 sqft)
OwnerCompany Name on Record
Last Sale$220,000 (Dec 1999)
Tax Bill$3,780 (2025)
Flood ZoneZone D (undetermined)
APN1051-531-38-0000

Property Details

APN / Parcel Number

Primary APN1051-531-38-0000

Interior

Bedrooms4 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Total Rooms8 Rooms
Stories2 Stories
Building Area2,532 sqft Living Area
Gross Area3,113 sqft
1st Floor Area1,338 sqft
2nd Floor Area1,194 sqft
Family RoomFamily Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2000
Effective Year BuiltEffective 2000
Architectural StyleConventional
Construction TypeFrame
Roof MaterialTile
Lot Area8,400 sqft (0.193 acres)
Lot Dimensions140 ft deep x 60 ft wide
Garage TypeAttached
Garage Area581 sqft
Parking Spaces2 Parking Spaces
PorchPatio/Porch
Porch Area110 sqft
Patio Area110 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address526 E DEERFIELD ST
CityONTARIO
StateCA
Zip91761-8729
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTRACT 15925 LOT 30 BOOK 274 PAGE 81
Legal Tract15925
Legal Block3
Legal Lot Number30
JurisdictionSAN BERNARDINO CA
Township / Civil DivisionONTARIO
Census Block Group3
Census Block3004
Census Tract1804

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 RecordCompany Name on Record
Mailing Address526 E DEERFIELD ST, ONTARIO, CA 91761-8729
OccupancyOwner Occupied
Owner TypeCompany
VestingBorrower in Default

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 28, 1999 · Amount on Record
Deed SaleDec 28, 1999 · Amount on Record
Deed Document Number1999530094
Last Transfer DateJul 10, 2014
Transfer Doc0000264592
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountySan Bernardino County
MunicipalityOntario City
Unified School DistrictChino Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$344,885 (+2%) Land $123,851 Building $221,034
2025$3,780.00 (+5.65%)$338,123 (+4.04%) Land $121,423 Building $216,700
2023$3,578.00 (+0.59%)$324,993 Land $116,708 Building $208,285
2022$3,557.00

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 D
undetermined · not studied
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 RiskLow
lower than 98% of the US · lower than 98.4% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond 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 438 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
Starlink
Satellite
280 / 30

May also be available: AT&T, GeoLinks, T-Mobile.

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