519 E Deerfield St, Ontario, CA 91761 Property Records

San Bernardino County property record for 519 E Deerfield St, Ontario, CA 91761

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 2,532 sqft · built 2000
Lot Size	0.177 acres (7,722 sqft)
Owner	Company Name on Record
Last Sale	$223,500 (Dec 1999)
Tax Bill	$3,840 (2025)
Deeds & Mortgages	Feb 2026 Line of Credit Dec 2017 Line of Credit
Flood Zone	Zone D (undetermined)
APN	`1051-531-28-0000`

Property Details

APN / Parcel Number

Primary APN	`1051-531-28-0000`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	2,532 sqft Living Area
Gross Area	3,113 sqft
1st Floor Area	1,338 sqft
2nd Floor Area	1,194 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2000
Effective Year Built	Effective 2000
Architectural Style	Modern
Construction Type	Frame
Roof Material	Tile
Lot Area	7,722 sqft (0.177 acres)
Garage Type	Attached
Garage Area	581 sqft
Parking Spaces	2 Parking Spaces
Porch	Patio/Porch
Porch Area	110 sqft
Patio Area	110 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	519 E DEERFIELD ST
City	ONTARIO
State	CA
Zip	91761-8730
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 15925 LOT 20 BOOK 274 PAGE 81
Legal Subdivision	TRACT NO. 15925
Legal Tract	15925
Legal Block	3
Legal Lot Number	20
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	3
Census Block	3003
Census Tract	1804

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 Record	Company Name on Record
Mailing Address	519 E DEERFIELD ST, ONTARIO, CA 91761-8730
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Date	Document
Feb 11, 2026	Deed of Trust, Mortgage · Line of Credit US BANK NA
Dec 28, 2017	Deed of Trust, Mortgage · Line of Credit US BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 13, 1999 · Amount on Record
Deed Sale	Dec 13, 1999 · Amount on Record
Deed Document Number	1999510638
Last Transfer Date	Jul 17, 2024
Transfer Doc	0000174467
Record Updated	Sep 20, 2026

February 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	519 E DEERFIELD ST, ONTARIO, CA 91761-8730
Transaction Type	Mortgage
Record Updated	Mar 2, 2026
Title Company	RADIAN SETTLEMENT SERVICES INC, RADIAN SETTLEMENT SERVICES

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	519 E DEERFIELD ST, ONTARIO, CA 91761-8730

Mortgage

Document Number	0000040513
Date	Feb 11, 2026
Instrument	2026-0040513

Lender

Name	US BANK NA
Type	Bank
Address	HOPKINS, MN 55343

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	347 Months
Due	Jan 15, 2055

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	519 E DEERFIELD ST, ONTARIO, CA 91761-8730
Transaction Type	Mortgage
Record Updated	Jul 22, 2022
Title Company	SOUTHWEST FINANCIAL SVCS LTD

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000552010
Date	Dec 28, 2017
Instrument	2017-0552010

Lender

Name	US BANK NA
Type	Bank
Address	CINCINNATI, OH 45202

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Dec 6, 2047

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	San Bernardino County
Municipality	Ontario City
Unified School District	Chino Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$350,389 (+2%) Land $123,851 Building $226,538
2025	$3,840.00 (+5.64%)	$343,519 (+4.04%) Land $121,423 Building $222,096
2023	$3,635.00 (+0.61%)	$330,180 Land $116,708 Building $213,472
2022	$3,613.00

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 Zone	Zone D undetermined · not studied
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	ONTARIO MUNICIPAL UTILITIES COMPANY serves 185,010 people · EPA ID CA3610034
Water Source	Purchased surface water from several systems
Last State Inspection	Jul 2025
Lead	Under 1 ppb (2022–2024) 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 687 locations within half a mile, as of December 31, 2025

Provider	Max 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

May also be available: GeoLinks, Verizon.

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