San Bernardino County property record for 640 E Yale St, Ontario, CA 91764
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,668 sqft · built 1957 |
| Lot Size | 0.158 acres (6,895 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $139,000 (Jan 2000) |
| Tax Bill | $8,867 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1047-521-83-0000 |
| Primary APN | 1047-521-83-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,668 sqft Living Area |
| Gross Area | 2,028 sqft |
| 1st Floor Area | 1,668 sqft |
| Family Room | Family Room |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Modern |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 6,895 sqft (0.158 acres) |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Patio/Porch |
| Porch Area | 12 sqft |
| Patio Area | 12 sqft |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 640 E YALE ST |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91764-1817 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 4487 LOT 9 |
| Legal Tract | 4487 |
| Legal Block | 1 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 1 |
| Census Block | 1006 |
| 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 | Individual Name on Record |
|---|---|
| Mailing Address | 640 E YALE ST, ONTARIO, CA 91764-1817 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 24, 2000 · Amount on Record |
| Deed Sale | Jan 24, 2000 · Amount on Record |
| Deed Document Number | 200024446 |
| Last Transfer Date | Jul 11, 2014 |
| Transfer Doc | 0000284965 |
| 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 | $301,240 (+2%) Land $138,954 Building $162,286 | |
| 2025 | $8,867.00 (+1.87%) | $295,333 (+4.04%) Land $136,229 Building $159,104 |
| 2023 | $8,704.00 (+0.47%) | $283,864 Land $130,939 Building $152,925 |
| 2022 | $8,663.00 |
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 813 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 |
May also be available: GeoLinks, T-Mobile, Verizon.
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