San Bernardino County property record for 1423 W 4th St, Ontario, CA 91762
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,430 sqft · built 1963 |
| Lot Size | 0.184 acres (7,995 sqft) |
| Owner | Company Name on Record |
| Last Sale | $126,500 (May 1998) |
| Tax Bill | $2,117 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1010-101-25-0000 |
| Primary APN | 1010-101-25-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,430 sqft Living Area |
| Gross Area | 1,890 sqft |
| 1st Floor Area | 1,430 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Built-Up Asphalt |
| Lot Area | 7,995 sqft (0.184 acres) |
| Lot Dimensions | 123 ft deep x 65 ft wide |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 460 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 130 sqft |
| Patio Area | 130 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1423 W 4TH ST |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91762-1716 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 6227 LOT 2 |
| Legal Tract | 6227 |
| Legal Block | 2 |
| Legal Lot Number | 2 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 1001 |
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 | 1423 W 4TH ST, ONTARIO, CA 91762-1716 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 5, 1998 · Amount on Record |
| Deed Sale | May 5, 1998 · Amount on Record |
| Deed Document Number | 1998171269 |
| Last Transfer Date | Mar 25, 2016 |
| Transfer Doc | 0000117006 |
| 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 | $202,288 (+2%) Land $50,533 Building $151,755 | |
| 2025 | $2,117.00 (+5.43%) Homeowner's exemption | $198,321 (+4.04%) Land $49,542 Building $148,779 |
| 2023 | $2,008.00 (+1.41%) Homeowner's exemption | $190,621 Land $47,619 Building $143,002 |
| 2022 | $1,980.00 |
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
| 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.
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.
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 514 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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