2855 E Guasti Rd, Ontario, CA 91761 Property Records

San Bernardino County property record for 2855 E Guasti Rd, Ontario, CA 91761

Property Summary

Property Type	Commercial Office
Details	149,946 sqft · built 2008
Lot Size	2.36 acres (103,206 sqft)
Owner	2 Company Names on File
Last Sale	$38,500,000 (Dec 2022)
Tax Bill	$424,728 (2025)
Deeds & Mortgages	Dec 2022 Sale & Mortgage
Flood Zone	Zone X (moderate risk)
APN	`0210-192-20-0000`

Property Details

APN / Parcel Number

Primary APN	`0210-192-20-0000`

Interior

Units	8 Units
Stories	6 Stories
Building Area	149,946 sqft Gross Area
Elevator	Elevator

Exterior

Year Built	Built 2008
Effective Year Built	Effective 2008
Construction Type	Steel Frame
Fire Resistance	Fireproof Steel Frame
Lot Area	103,206 sqft
Parking Spaces	70 Parking Spaces

Utilities, Heating & Cooling

Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	2855 E GUASTI RD
City	ONTARIO
State	CA
Zip	91761-7645
Property Category	Commercial
Property Type	Commercial > Office > Commercial Office
Legal Description	PARCEL MAP 19069 PARCEL 5 BOOK 227 PAGE 94
Legal Subdivision	CLUSIVE OF PARCEL MAP NO. 19069
Legal Block	1
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	SAN BERNARDINO
Census Block Group	1
Census Block	1012
Census Tract	12700

Owner

Source: San Bernardino County assessment roll, 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	2 Company Names on File
Mailing Address	3800 E COUNCOURS ST # 100, 100, ONTARIO, CA 91764
Owner Type	Company
Vesting	Tenants in Common

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 22, 2022 · Amount on Record
Deed Sale	Dec 22, 2022 · Amount on Record
Prior Sale	Feb 27, 2015 · Amount on Record
Deed Document Number	2022405746
Prior Transfer Date	May 16, 2013
Prior Transfer Doc	0000209897
Record Updated	Sep 20, 2026

December 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN BERNARDINO CA
Recording Date	Dec 22, 2022
Property Address	2855 E GUASTI RD, ONTARIO, CA 91761-7645
Document Number	0000405746
Map Reference	MB 227 PG 94-97
Instrument Date	Dec 21, 2022
Instrument	2022-0405746
Transaction Type	Transfer
Record Updated	Jan 3, 2023
Title Company	FIRST AMERICAN TITLE COMPANY NATIONAL, FIRST AMER TTL CO NATL COM S

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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
Relationship	Tenants in Common
Address	3800 CONCOURS STE 100, 100, ONTARIO, CA 91764-5918

Mortgage

Document Number	0000405751
Date	Dec 22, 2022
Instrument	2022-0405751

Lender

Name	DBR INVESTMENTS CO LIMITED
Type	Non-Lending Institution

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

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	Cucamonga Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$40,856,508 (+2%) Land $3,183,624 Building $37,672,884
2025	$424,728.00 (+5.18%)	$40,055,400 (+4.04%) Land $3,121,200 Building $36,934,200
2023	$403,792.00 (+0.52%)	$38,500,000 Land $3,000,000 Building $35,500,000
2022	$401,699.00

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 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	4 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 98% of the US · lower than 98.4% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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 90 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
AT&T Fixed Wireless	100 / 20

May also be available: California Internet, Inyo Networks, Verizon.

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