537 E Park St, Ontario, CA 91761 Property Records

San Bernardino County property record for 537 E Park St, Ontario, CA 91761

Property Summary

Property TypeDuplex
Details8 bd · 5 ba · 999 sqft · built 2024
Lot Size0.283 acres (12,320 sqft)
OwnerIndividual Name on File
Last Sale$70,000 (Aug 1998)
Tax Bill$5,287 (2025)
Deeds & MortgagesApr 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN1049-231-28-0000

Property Details

APN / Parcel Number

Primary APN1049-231-28-0000

Interior

Bedrooms8 Beds
Full Baths5 Baths
Total Rooms1 Room
Stories1 Story
Building Area999 sqft Living Area
Gross Area3,065 sqft
1st Floor Area999 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2024
Effective Year BuiltEffective 2025
Architectural StyleModern
Construction TypeFrame
Roof MaterialComposition Shingle
Lot Area12,320 sqft (0.283 acres)
Lot Dimensions154 ft deep x 80 ft wide
Garage TypeDetached
Garage Area442 sqft
Parking Spaces2 Parking Spaces

Exterior Amenities

PorchPatio/Porch
Porch Area35 sqft
Patio Area35 sqft
Total Buildings2 Buildings

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address537 E PARK ST
CityONTARIO
StateCA
Zip91761-1747
Property CategoryResidential
Property TypeResidential > Multi-Unit > Duplex
Legal DescriptionBOULEVARD TRACT LOTS 26 AND 27 BLK 112
Legal SubdivisionMAP OF THE BOULEVARD
Legal TractL
Legal Block112
Legal Lot Number26,27
JurisdictionSAN BERNARDINO CA
Township / Civil DivisionONTARIO
Census Block Group1
Census Block1012
Census Tract1600

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 RecordIndividual Name on File
Mailing Address537 E PARK ST, ONTARIO, CA 91761-1747
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 5, 1998 · Amount on File
Deed SaleAug 5, 1998 · Amount on File
Deed Document Number1998308613
Last Transfer DateApr 20, 2021
Transfer Doc0000194751
Record UpdatedSep 20, 2026

April 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionSAN BERNARDINO CA
Recording DateApr 27, 2021
Property Address537 E PARK ST, ONTARIO, CA 91761-1724
Document Number0000194751
Map ReferenceMB 18 PG 4
Instrument DateApr 20, 2021
Instrument2021-0194751
Transaction TypeTransfer
Record UpdatedApr 25, 2023
Title CompanyCORINTHIAN TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address537 E PARK ST, ONTARIO, CA 91761-1724

Mortgage

Document Number0000194752
DateApr 27, 2021
Instrument2021-0194752
Lender
NameQUONTIC BANK FSB
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueMay 1, 2051

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$570,081 (+16.84%) Land $62,119 Building $507,962
2025$5,287.00 (+36.54%) Homeowner's exemption$487,903 (+34.43%) Land $60,901 Building $427,002
2023$3,872.00 (+1.36%) Homeowner's exemption$362,940 Land $61,486 Building $301,454
2022$3,820.00

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 300 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
Starlink
Satellite
280 / 30
T-Mobile
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

May also be available: GeoLinks, Verizon.

Nearby Properties on E Park St

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