San Bernardino County property record for 721 E Deerfield St, Ontario, CA 91761
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,562 sqft · built 1981 |
| Lot Size | 0.164 acres (7,130 sqft) |
| Owner | Company Name on File |
| Last Sale | $242,000 (May 2003) |
| Tax Bill | $3,881 (2025) |
| Flood Zone | Zone D (undetermined) |
| APN | 1051-541-38-0000 |
| Primary APN | 1051-541-38-0000 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,562 sqft Living Area |
| Gross Area | 2,192 sqft |
| 1st Floor Area | 1,562 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,130 sqft (0.164 acres) |
| Lot Dimensions | 115 ft deep x 62 ft wide |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 630 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 36 sqft |
| Patio Area | 36 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 721 E DEERFIELD ST |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91761-6733 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 10790 LOT 23 |
| Legal Tract | 10790 |
| Legal Block | 3 |
| Legal Lot Number | 23 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 1804 |
721 E Deerfield St is owned by a company that acquired it in October 2006 and is owner-occupied.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 721 E DEERFIELD ST, ONTARIO, CA 91761-6733 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 27, 2003 · Amount on File |
| Deed Sale | May 27, 2003 · Amount on File |
| Prior Sale | Sep 29, 1998 · Amount on File |
| Deed Document Number | 2003349077 |
| Last Transfer Date | Oct 18, 2006 |
| Transfer Doc | 0000754625 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 721 E Deerfield St was $3,881 with a homeowner's exemption.
Source: San Bernardino County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Bernardino County |
| Municipality | Ontario City |
| Unified School District | Chino Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $357,511 (+2%) Land $125,126 Building $232,385 | |
| 2025 | $3,881.00 Homeowner's exemption | $350,501 Land $122,673 Building $227,828 |
| 2023 | $3,673.00 (+0.63%) Homeowner's exemption | $336,891 Land $117,910 Building $218,981 |
| 2022 | $3,650.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 721 E Deerfield St in Zone D, where flood risk has not been studied.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 721 E Deerfield St 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.
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 438 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 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, GeoLinks, T-Mobile.
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