521 E Park St, Ontario, CA 91761 Property Records

San Bernardino County property record for 521 E Park St, Ontario, CA 91761

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,112 sqft · built 1964
Lot Size	0.141 acres (6,160 sqft)
Owner	Company Name on Record
Tax Bill	$357 (2025)
Deeds & Mortgages	Jun 2021 Transfer Nov 2020 Transfer
Flood Zone	Zone X (minimal risk)
APN	`1049-231-21-0000`

Property Details

APN / Parcel Number

Primary APN	`1049-231-21-0000`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,112 sqft Living Area
1st Floor Area	1,112 sqft
Family Room	Family Room

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Architectural Style	Conventional
Construction Type	Frame
Roof Material	Built-Up Asphalt
Lot Area	6,160 sqft (0.141 acres)
Lot Dimensions	154 ft deep x 40 ft wide
Porch	Patio/Porch
Porch Area	16 sqft
Patio Area	16 sqft

Utilities, Heating & Cooling

Cooling System	None
Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	521 E PARK ST
City	ONTARIO
State	CA
Zip	91761-1724
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BOULEVARD TRACT LOT 22 BLK 112
Legal Subdivision	BOULEVARD
Legal Tract	L
Legal Block	112
Legal Lot Number	22
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	1
Census Block	1012
Census Tract	1600

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	839 AMADOR AVE, ONTARIO, CA 91764-3652
Owner Type	Company
Vesting	Borrower in Default

Deeds, Mortgages & Sale History

Date	Document
Jun 11, 2021	Intrafamily Transfer, Transfer
Nov 5, 2020	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	May 28, 2021
Transfer Doc	0000267753
Record Updated	Sep 20, 2026

June 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN BERNARDINO CA
Recording Date	Jun 11, 2021
Property Address	521 E PARK ST, ONTARIO, CA 91761-1724
Document Number	0000267753
Map Reference	MB 18 PG 4
Instrument Date	May 28, 2021
Instrument	2021-0267753
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	839 AMADOR AVE, ONTARIO, CA 91764-3652

November 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN BERNARDINO CA
Recording Date	Nov 5, 2020
Property Address	521 E PARK ST, ONTARIO, CA 91761-1724
Document Number	0000435648
Instrument Date	Oct 14, 2020
Instrument	435648
Transaction Type	Transfer
Record Updated	Nov 20, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	839 AMADOR AVE ONTARIO CA 917643652, ONTARIO, CA 91764-3652

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
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		$31,090 (+2%) Land $6,036 Building $25,054
2025	$357.00 (+5.31%)	$30,481 (+4.04%) Land $5,918 Building $24,563
2023	$339.00 (+1.19%)	$29,297 Land $5,688 Building $23,609
2022	$335.00

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 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	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 300 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
AT&T Fixed Wireless	100 / 20

May also be available: GeoLinks, Verizon.

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