San Bernardino County property record for 509 Armsley Sq, Ontario, CA 91762
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.5 ba · 2,138 sqft · built 1913 |
| Lot Size | 0.515 acres (22,448 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,863 (2025) |
| Deeds & Mortgages | Nov 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1047-311-77-0000 |
| Primary APN | 1047-311-77-0000 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 2,138 sqft Living Area |
| Gross Area | 2,426 sqft |
| 1st Floor Area | 2,138 sqft |
| Basement Area | 288 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1913 |
|---|---|
| Effective Year Built | Effective 1934 |
| Architectural Style | Conventional |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 22,448 sqft (0.515 acres) |
| Garage Type | Detached |
| Garage Area | 696 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 135 sqft |
| Patio Area | 135 sqft |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 509 ARMSLEY SQ |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91762-1610 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 5632 LOT 22 |
| Legal Subdivision | 80M79 |
| Legal Tract | 5632 |
| Legal Block | 2 |
| Legal Lot Number | 22 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 1103 |
509 Armsley Sq is owned by a company that acquired it in September 2017.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 377 N CENTRAL AVE, UPLAND, CA 91786-4217 |
| 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 Transfer Date | Sep 6, 2017 |
| Transfer Doc | 0000476034 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Nov 13, 2017 |
| Property Address | 509 ARMSLEY SQ, ONTARIO, CA 91762-1610 |
| Document Number | 0000476034 |
| Map Reference | MB80 PG79&80 |
| Instrument Date | Sep 6, 2017 |
| Instrument | 2017-0476034 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2021 |
| Title Company | CHICAGO TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 377 N CENTRAL AVE, UPLAND, CA 91786-4217 |
| Document Number | 0000476035 |
|---|---|
| Date | Nov 13, 2017 |
| Instrument | 2017-0476035 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Dec 1, 2032 |
The 2025 property tax bill for 509 Armsley Sq was $4,863.
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 | $450,930 (+2%) Land $225,465 Building $225,465 | |
| 2025 | $4,863.00 | $442,088 Land $221,044 Building $221,044 |
| 2023 | $4,619.00 (+1.34%) | $424,922 Land $212,461 Building $212,461 |
| 2022 | $4,558.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 509 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.
Wildfire risk around 509 Armsley Sq is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% 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 487 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 |
| 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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