421 Plz Serena, Ontario, CA 91764 Property Records

San Bernardino County property record for 421 Plz Serena, Ontario, CA 91764

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,700 sqft · built 1940
Lot Size	0.156 acres (6,800 sqft)
Owner	2 Individual Names on File
Last Sale	$250,000 (Oct 2011)
Tax Bill	$3,461 (2025)
Deeds & Mortgages	Oct 2023 Mortgage Feb 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`1048-071-28-0000`

Property Details

APN / Parcel Number

Primary APN	`1048-071-28-0000`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,700 sqft Living Area
1st Floor Area	1,700 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1940
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	6,800 sqft (0.156 acres)
Lot Dimensions	136 ft deep x 50 ft wide
Garage Type	Detached
Garage Area	342 sqft
Parking Spaces	1 Parking Space
Porch	Patio/Porch
Porch Area	408 sqft
Patio Area	408 sqft

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	421 PLAZA SERENA
City	ONTARIO
State	CA
Zip	91764-2728
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 1890 LOT 10 AND S 1/2 ALLEY ADJ ON N
Legal Subdivision	TRACT 1890
Legal Tract	1890
Legal Block	3
Legal Lot Number	10
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	3
Census Block	3012
Census Tract	1200

Owner

421 Plz Serena is owned and occupied by two individuals who acquired it in December 2011.

Source: San Bernardino County records, as of July 14, 2026

Owner of Record	2 Individual Names on File
Mailing Address	421 PLAZA SERENA, ONTARIO, CA 91764-2728
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Oct 2, 2023	Deed of Trust, Mortgage · FHA Mortgage CARRINGTON MORTGAGE SERVICES LLC
Feb 8, 2018	Deed of Trust, Mortgage · Conventional Mortgage MISCELLANEOUS GOVT AGCY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 28, 2011 · Amount on File
Deed Sale	Oct 28, 2011 · Amount on File
Prior Sale	Jun 27, 2011 · Amount on File
Deed Document Number	2011449777
Last Transfer Date	Dec 6, 2011
Transfer Doc	0000533198
Record Updated	Sep 20, 2026

October 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	421 PLAZA SERENA, ONTARIO, CA 91764-2728
Transaction Type	Mortgage
Record Updated	Oct 13, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	421 PLAZA SERENA, ONTARIO, CA 91764-2728

Mortgage

Document Number	0000243360
Date	Oct 2, 2023
Instrument	2023-0243360

Lender

Name	CARRINGTON MORTGAGE SERVICES LLC
Type	Mortgage Company
Address	ANAHEIM, CA 92806

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	341 Months
Due	Mar 1, 2052

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	421 PLAZA SERENA, ONTARIO, CA 91764-2728
Document Number	0000068940
Instrument Date	Feb 8, 2018
Transaction Type	Mortgage
Record Updated	Mar 7, 2018
Title Company	UTOPIAN GROUP

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	421 PLAZA SERENA ONTARIO CA 917642728, ONTARIO, CA 91764-2728

Mortgage

Document Number	0000068940
Date	Feb 27, 2018
Instrument	68940

Lender

Name	MISCELLANEOUS GOVT AGCY
Address	RIVERSIDE, CA 92517

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 421 Plz Serena was $3,461.

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		$320,295 (+2%) Land $112,103 Building $208,192
2025	$3,461.00	$314,015 Land $109,905 Building $204,110
2023	$3,287.00 (+1.33%)	$301,821 Land $105,637 Building $196,184
2022	$3,244.00

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

Flood

FEMA maps place 421 Plz Serena in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

The area around 421 Plz Serena has no burnable land within ember reach, so its wildfire risk is not rated.

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 761 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
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: GeoLinks.

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