518 E I St, Ontario, CA 91764 Property Records

San Bernardino County property record for 518 E I St, Ontario, CA 91764

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,325 sqft · built 1908
Lot Size	0.227 acres (9,900 sqft)
Owner	Individual Name on File
Last Sale	$372,000 (Jul 2006)
Tax Bill	$6,541 (2025)
Flood Zone	Zone X (minimal risk)
APN	`1048-221-03-0000`

Property Details

APN / Parcel Number

Primary APN	`1048-221-03-0000`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,325 sqft Living Area
1st Floor Area	1,973 sqft
Family Room	Family Room

Exterior

Year Built	Built 1908
Effective Year Built	Effective 1908
Architectural Style	Conventional
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	9,900 sqft (0.227 acres)
Lot Dimensions	132 ft deep x 75 ft wide
Garage Type	Detached
Garage Area	836 sqft
Parking Spaces	3 Parking Spaces

Exterior Amenities

Porch	Patio/Porch
Porch Area	540 sqft
Patio Area	540 sqft
Total Buildings	2 Buildings

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	518 E I ST
City	ONTARIO
State	CA
Zip	91764-2835
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	RESUB OF BLKS 879 AND 880 TOWN OF ONTAR1O PTN LOT 2 BLK 880 BEG AT PT ON N L1 195 FT E OF NW COR SD LOT TH S 132 FT TH W 75 FT TH N 132 FT TH E 75 FT TO POB
Legal Subdivision	ONTARIO
Legal Block	880
Legal Lot Number	2
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	2
Census Block	2005
Census Tract	1200

Owner

Source: San Bernardino County records · APN 1048-221-03-0000

Assessment roll updated July 14, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	518 E I ST, ONTARIO, CA 91764-2835
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 06, 2006 · Amount on Record
Deed Sale	Jul 06, 2006 · Amount on Record
Prior Sale	Mar 30, 2006
Deed Document Number	2006459115
Last Transfer Date	Sep 30, 2016
Transfer Doc	0000451153
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: San Bernardino County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$607,338 (+2%) Land $165,732 Building $441,606
2025	$6,541.00 (+38.35%)	$595,429 (+36.86%) Land $162,482 Building $432,947
2023	$4,728.00 (+1.33%)	$435,052 Land $156,172 Building $278,880
2022	$4,666.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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 USA Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: California Internet.

Based on FCC filings for 761 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	ONTARIO MUNICIPAL UTILITIES COMPANY serves 185,010 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.