San Bernardino County property record for 503 E H St, #ST, Ontario, CA 91764
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.009 acres (370 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $23 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1048-222-49-0000 |
| Primary APN | 1048-222-49-0000 |
|---|
| Construction Type | Frame |
|---|---|
| Lot Area | 370 sqft (0.009 acres) |
| Total Buildings | 2 Buildings |
| Sewer | Connected |
|---|
| Street Address | 503 E H REAR ST |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91764 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | RE SUB OF BLKS 879 AND 88O TOWN OF ONTAR1O PTN LOT 3 BLK 88O COM 7O FT E AND 165 FT S OF NW COR SD LOT TH E 13 FT TH S 22 FT TH 1N A SWLY D1RECT1ON TO A PT 98 FT N OF S L1 SD LOT AND 7O FT E OF W L1 SD LOT TH N 34 FT M/L TO POB |
| Legal Subdivision | RE |
| Legal Block | 880 |
| Legal Lot Number | 3 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 1200 |
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 | PO BOX 79990, RIVERSIDE, CA 92513-1990 |
| Owner Type | Company |
| Vesting | Sole Owner |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: San Bernardino County assessment roll, as of July 14, 2026
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $3,423 (+2%) Land $933 Building $2,490 | |
| 2025 | $23.00 (+4.55%) Additional exemption filed | $3,356 (+4.06%) Land $915 Building $2,441 |
| 2023 | $22.00 Additional exemption filed | $3,225 Land $879 Building $2,346 |
| 2022 | $22.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
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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