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520 E 4th St, Ontario, CA 91764 Property Records

San Bernardino County property record for 520 E 4th St, Ontario, CA 91764 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms1.5 Baths
Year BuiltBuilt 1940
Square Footage1,358 sqft Living Area
Lot Size6,864 sqft (0.158 acres)
OccupancyOwner Occupied
Last Sale$449,000 (2018)
Tax Bill$3,740.00 (2025)

Property Details

APN / Parcel Number

Primary APN1048-091-03-0000

Interior

Bedrooms3 Beds
Full Baths1.5 Baths
Partial Baths1 Partial Baths
Total Rooms6 Rooms
Building Area1,358 sqft Living Area
1st Floor1,358 sqft 1st Floor
Family RoomFamily Room
Stories1 Stories

Exterior

Year BuiltBuilt 1935
Effective Year BuiltEffective 1940
Architectural StyleConventional Style
Construction TypeFrame Construction
Roof MaterialOther (not Classified) Roof
Lot Area6,864 sqft (0.158 acres)
Depth X Width132 ft x 52 ft Depth x Width
Parking Spaces1 Parking Spaces
Garage TypeDetached Garage
Garage Area324 sqft Garage

Utilities and HVAC

Cooling SystemNone Cooling
Heating SystemFloor/Wall Furnace Heating
SewageMunicipal Sewage
Water SourceCommercial Water Source

Location & Zoning

Street Address520 E 4TH ST
CityONTARIO
StateCA
Zip91764-2807
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionTRACT 1762 LOT 3 BLOCK 1
Legal SubdivisionTRACT NO 1762
Legal Tract1762
Legal Block1
Legal Lot Number3
JurisdictionSAN BERNARDINO CA
Minor Civil DivisionONTARIO
Census Blockgroup2
Census Block2001
Census Tract1200

Owner

Source: San Bernardino County records · APN 1048-091-03-0000

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address520 E 4TH ST, ONTARIO, CA 91764-2807
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Feb 03, 2020Deed of Trust, Mortgage · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
May 11, 2021Deed of Trust, Mortgage · Conventional Mortgage
BEST CAPITAL FUNDING
Sep 14, 2018Grant Deed, Transfer · Conventional Mortgage
STEARNS LENDING LLC
Mar 05, 2018Affidavit of Death, Transfer
ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA
Mar 05, 2018Affidavit of Death, Transfer
ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA
Mar 05, 2018Quit Claim Deed, Transfer
ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA
Mar 05, 2018Quit Claim Deed, Transfer
ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA
Mar 05, 2018Grant Deed, Construction Loan
SAYLOR LEE T TRUST (PT)
Nov 06, 2017Trustee's Deed, Foreclosure
NOT AVAILABLE
Oct 26, 2017Trustee's Deed, Foreclosure
NOT AVAILABLE
Aug 29, 2017Quit Claim Deed, Transfer
NOT AVAILABLE
Dec 21, 2016Deed of Trust, Mortgage · Conventional Mortgage with Private Mortgage Insurance (PMI)
BANKERS INS

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Known Transactions
  • Last Sale Amount on Sep 14, 2018
  • Deed Sale Price on Sep 14, 2018
  • Prior Sale Amount on Mar 05, 2018
Deed Doc Number2018341275
Prior Transfer DateFeb 22, 2018
Prior Transfer Doc0000077749
Record RefreshedSep 20, 2026

February 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSAN BERNARDINO CA
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Transaction TypeMortgage
Record UpdatedJul 22, 2022
Title CompanyOLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000039991
DateFeb 03, 2020
Instrument2020-0039991
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
AddressPONTIAC, MI 48341
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMar 01, 2050

May 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSAN BERNARDINO CA
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Transaction TypeMortgage
Record UpdatedJul 22, 2022
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address520 E 4TH ST, ONTARIO, CA 91764-2807

Mortgage

Document Number0000219238
DateMay 11, 2021
Instrument2021-0219238
Lender
NameBEST CAPITAL FUNDING
TypeLending Institution
AddressRANCHO CUCAMONGA, CA 91730
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2051

September 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSAN BERNARDINO CA
Recording DateSep 14, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000341275
Map ReferenceMB 26 PG 33&34
Instrument DateAug 03, 2018
Instrument2018-0341275
Transaction TypeTransfer
Record UpdatedJul 22, 2022
Title CompanyORANGE COAST TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address520 E 4TH ST, ONTARIO, CA 91764-2807

Mortgage

Document Number0000341276
DateSep 14, 2018
Instrument2018-0341276
Lender
NameSTEARNS LENDING LLC
TypeFunding / Finance Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueOct 01, 2048

March 2018: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionSAN BERNARDINO CA
Recording DateMar 05, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000077750
Instrument DateFeb 22, 2018
Instrument77750
Transaction TypeTransfer
Record UpdatedMar 13, 2018
Title CompanyORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address520 E 4TH ST ONTARIO CA 917642807, ONTARIO, CA 91764-2807

March 2018: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionSAN BERNARDINO CA
Recording DateMar 05, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000077749
Instrument DateFeb 22, 2018
Instrument77749
Transaction TypeTransfer
Record UpdatedMar 13, 2018
Title CompanyORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address520 E 4TH ST ONTARIO CA 917642807, ONTARIO, CA 91764-2807

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN BERNARDINO CA
Recording DateMar 05, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000077752
Instrument DateFeb 21, 2018
Instrument77752
Transaction TypeTransfer
Record UpdatedMar 13, 2018
Title CompanyORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA

Transaction

Tax$0.00
Amount AccuracyFull Value
Additional
  • Quitclaim Document
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address520 E 4TH ST ONTARIO CA 917642807, ONTARIO, CA 91764-2807

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN BERNARDINO CA
Recording DateMar 05, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000077751
Instrument DateFeb 02, 2018
Instrument77751
Transaction TypeTransfer
Record UpdatedMar 13, 2018
Title CompanyORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA

Transaction

Tax$0.00
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address8633 CALIFORNIA AVE #316 SOUTH GATE CA 902803070, 316, SOUTH GATE, CA 90280-3070

March 2018: Grant Deed, Construction Loan

Document TypeGrant Deed
JurisdictionSAN BERNARDINO CA
Recording DateMar 05, 2018
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000077753
Instrument DateFeb 02, 2018
Instrument77753
Transaction TypeConstruction Loan
Record UpdatedMar 13, 2018
Title CompanyORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TITLE CO/STHRN CA

Transaction

AmountAmount Recorded
Loan-to-Value (LTV)LTV on Record
Tax$330.00
Amount AccuracyFull Value
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address6766 POINSETTIA CT CHINO CA 917102847, CHINO, CA 91710-2847

Mortgage

Document Number77754
DateMar 05, 2018
Instrument77754
Lender
NameSAYLOR LEE T TRUST (PT)
Agreement
AmountAmount Recorded

November 2017: Trustee's Deed, Foreclosure

Document TypeTrustee's Deed
JurisdictionSAN BERNARDINO CA
Recording DateNov 06, 2017
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000458274
Instrument DateOct 13, 2017
Instrument458274
Transaction TypeForeclosure
Record UpdatedNov 14, 2017
Title CompanyNOT AVAILABLE

Transaction

AmountAmount Recorded
Tax$58.00
Amount AccuracyConfirmed
Additional
  • Result of a Foreclosure Auction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address8633 CALIFORNIA AVE #316 SOUTH GATE CA 902803070, 316, SOUTH GATE, CA 90280-3070

October 2017: Trustee's Deed, Foreclosure

Document TypeTrustee's Deed
JurisdictionSAN BERNARDINO CA
Recording DateOct 26, 2017
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000443009
Instrument DateOct 13, 2017
Instrument443009
Transaction TypeForeclosure
Record UpdatedNov 02, 2017
Title CompanyNOT AVAILABLE

Transaction

AmountAmount Recorded
Tax$58.00
Amount AccuracyConfirmed
Additional
  • Result of a Foreclosure Auction
  • Notice of Trustee Sale

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipSeparate Estate/Property
Address8683 CALIFORNIA AVE #316 SOUTH GATE CA 90280, 316, SOUTH GATE, CA 90280

August 2017: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionSAN BERNARDINO CA
Recording DateAug 29, 2017
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000352410
Instrument DateAug 22, 2017
Instrument352410
Transaction TypeTransfer
Record UpdatedSep 05, 2017
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Amount AccuracyFull Value
Additional
  • Quitclaim Document
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address450 N MOUNTAIN AVE #A UPLAND CA 917865196, A, UPLAND, CA 91786-5196

December 2016: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionSAN BERNARDINO CA
Property Address520 E 4TH ST, ONTARIO, CA 91764-2807
Document Number0000025959
Instrument DateDec 21, 2016
Transaction TypeMortgage
Record UpdatedJan 31, 2017

Transferred To (Grantee/Buyer)

NameVerified Name
Address520 E 4TH ST ONTARIO CA 917642807, ONTARIO, CA 91764-2807

Mortgage

Document Number0000025959
DateJan 19, 2017
Instrument25959
Lender
NameBANKERS INS
Agreement
TypeConventional Mortgage with Private Mortgage Insurance (PMI)
AmountAmount Recorded

Tax Assessment & Valuation

Source: San Bernardino County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

YearTax BillAssessed Value
2026$353,508 (+2%) Land $121,862 Building $231,646
2025$3,740.00 (+5.35%) Homeowner's exemption$346,577 (+4.04%) Land $119,473 Building $227,104
2023$3,550.00 (+1.4%) Homeowner's exemption$333,118 Land $114,833 Building $218,285
2022$3,501.00

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