4742 Clair St, Ontario, CA 91762 Property Records

San Bernardino County property record for 4742 Clair St, Ontario, CA 91762

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,640 sqft · built 1961
Lot Size	0.165 acres (7,200 sqft)
Owner	Individual Name on Record
Last Sale	$545,000 (Feb 2021)
Tax Bill	$6,409 (2025)
Deeds & Mortgages	Feb 2021 Sale & Mortgage Jul 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`1012-331-20-0000`

Property Details

APN / Parcel Number

Primary APN	`1012-331-20-0000`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,640 sqft Living Area
Gross Area	2,080 sqft
1st Floor Area	1,640 sqft
Family Room	Family Room

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1961
Architectural Style	Modern
Construction Type	Frame
Lot Area	7,200 sqft (0.165 acres)
Garage Type	Attached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces
Porch	Patio/Porch
Porch Area	8 sqft
Patio Area	8 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Connected
Water Source	Commercial

Location & Zoning

Street Address	4742 CLAIR ST
City	ONTARIO
State	CA
Zip	91762-5213
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS
Legal Description	TRACT 4474 LOT 26
Legal Subdivision	TRACT 4474
Legal Tract	4474
Legal Block	2
Legal Lot Number	26
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	2
Census Block	2007
Census Tract	304

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 Record	Individual Name on Record
Mailing Address	4742 CLAIR ST, ONTARIO, CA 91762-5213
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Feb 4, 2021	Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Jul 16, 2020	Deed of Trust, Mortgage · Conventional Mortgage ARISTA REALTY
Jul 22, 2020	Grant Deed, Transfer NORTH AMERICAN TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 4, 2021 · Amount on Record
Deed Sale	Feb 4, 2021 · Amount on Record
Prior Sale	Jul 22, 2020 · Amount on Record
Deed Document Number	202156508
Prior Transfer Date	May 21, 2004
Prior Transfer Doc	0000373625
Record Updated	Sep 20, 2026

February 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN BERNARDINO CA
Recording Date	Feb 4, 2021
Property Address	4742 CLAIR ST, ONTARIO, CA 91762-5213
Document Number	0000056508
Map Reference	MB 63 PG 70-72
Instrument Date	Jan 5, 2021
Instrument	2021-0056508
Transaction Type	Transfer
Record Updated	Aug 31, 2021
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4742 CLAIR ST, ONTARIO, CA 91762-5213

Mortgage

Document Number	0000056509
Date	Feb 4, 2021
Instrument	2021-0056509

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2051

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	4742 CLAIR ST, ONTARIO, CA 91762-5213
Document Number	0000263482
Instrument Date	Jul 16, 2020
Transaction Type	Mortgage
Record Updated	Aug 19, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	9377 HAVEN AVE #200 RANCHO CUCAMONGA CA 917305340, 200, RANCHO CUCAMONGA, CA 91730-5340

Mortgage

Document Number	0000263482
Date	Jul 30, 2020
Instrument	263482

Lender

Name	ARISTA REALTY
Address	605 BEAUREGARD CRES, REDLANDS, CA 92373-5601

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded

July 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN BERNARDINO CA
Recording Date	Jul 22, 2020
Property Address	4742 CLAIR ST, ONTARIO, CA 91762-5213
Document Number	0000247983
Instrument Date	Jun 25, 2020
Instrument	247983
Transaction Type	Transfer
Record Updated	Aug 7, 2020
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$435.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	9377 HAVEN AVE #200 RANCHO CUCAMONGA CA 917305340, 200, RANCHO CUCAMONGA, CA 91730-5340

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	San Bernardino County
Secondary School District	Chaffey Joint Union High School District (09 - 12)
Elementary School District	Ontario-Montclair School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$601,724 (+2%) Land $210,603 Building $391,121
2025	$6,409.00 (+4.03%) Homeowner's exemption	$589,926 (+4.04%) Land $206,474 Building $383,452
2023	$6,161.00 (+1.33%) Homeowner's exemption	$567,018 (+2%) Land $198,456 Building $368,562
2022	$6,080.00 Homeowner's exemption	$555,900 Land $194,565 Building $361,335

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not 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 Risk	Not 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 System	MONTE VISTA WD serves 56,390 people · EPA ID CA3610029
Water Source	Purchased surface water from several systems
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 387 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: GeoLinks.

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