San Bernardino County property record for 545 Armsley Sq, Ontario, CA 91762
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,419 sqft · built 1969 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $3,763 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 1047-311-73-0000 |
| Primary APN | 1047-311-73-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,419 sqft Living Area |
| Gross Area | 3,070 sqft |
| 1st Floor Area | 1,255 sqft |
| 2nd Floor Area | 1,164 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1969 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Lot Area | 10,000 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 651 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Evaporative |
|---|---|
| Heating System | Central |
| Sewer | Connected |
| Water Source | Commercial |
| Street Address | 545 ARMSLEY SQ |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91762-1610 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RE |
| Legal Description | TRACT 5632 LOT 18 |
| Legal Tract | 5632 |
| Legal Block | 2 |
| Legal Lot Number | 18 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 1103 |
545 Armsley Sq is owned by a company that acquired it in August 1998 and is owner-occupied.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 545 ARMSLEY SQ, ONTARIO, CA 91762-1610 |
| 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 | 2 Names on Deed |
|---|---|
| Last Transfer Date | Aug 13, 1998 |
| Transfer Doc | 0000339126 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 545 Armsley Sq was $3,763.
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 | $348,499 (+2%) Land $49,784 Building $298,715 | |
| 2025 | $3,763.00 | $341,666 Land $48,808 Building $292,858 |
| 2023 | $3,575.00 (+1.36%) | $328,399 Land $46,913 Building $281,486 |
| 2022 | $3,527.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 545 Armsley Sq in Zone X, an area of minimal flood risk.
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.
The area around 545 Armsley Sq 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 567 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 |
May also be available: GeoLinks.
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