San Bernardino County property record for 10428 Helena Ave, Montclair, CA 91763
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,589 sqft · built 1988 |
| Lot Size | 0.11 acres (4,800 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $505,000 (Sep 2020) |
| Tax Bill | $5,930 (2025) |
| Deeds & Mortgages | Feb 2022 Mortgage Sep 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1009-461-36-0000 |
| Primary APN | 1009-461-36-0000 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,589 sqft Living Area |
| Gross Area | 2,057 sqft |
| 1st Floor Area | 839 sqft |
| 2nd Floor Area | 750 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Modern |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 4,800 sqft (0.11 acres) |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 468 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 192 sqft |
| Patio Area | 192 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10428 HELENA AVE |
|---|---|
| City | MONTCLAIR |
| State | CA |
| Zip | 91763-4300 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 13324 LOT 16 |
| Legal Subdivision | TRACT NO 13324 |
| Legal Tract | 13324 |
| Legal Block | 1 |
| Legal Lot Number | 16 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 306 |
10428 Helena Ave is owned and occupied by two individuals who bought it in September 2020.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 10428 HELENA AVE, MONTCLAIR, CA 91763-4300 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Feb 24, 2022 | Deed of Trust, Mortgage · Conventional Mortgage NEW WAVE LOANS RESIDENTIAL LLC |
| Sep 1, 2020 | Grant Deed, Transfer · Conventional Mortgage PREFERRED BANK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 1, 2020 · Amount on File |
| Deed Sale | Sep 1, 2020 · Amount on File |
| Prior Sale | Nov 29, 2012 |
| Deed Document Number | 2020321680 |
| Prior Transfer Date | Nov 15, 2012 |
| Prior Transfer Doc | 0000510190 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10428 HELENA AVE, MONTCLAIR, CA 91763-4300 |
| Transaction Type | Mortgage |
| Record Updated | Mar 9, 2022 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 10428 HELENA AVE, MONTCLAIR, CA 91763-4300 |
| Document Number | 0000074550 |
|---|---|
| Date | Feb 24, 2022 |
| Instrument | 2022-0074550 |
| Name | NEW WAVE LOANS RESIDENTIAL LLC |
|---|---|
| Type | Mortgage Company |
| Address | WALNUT, CA 91789 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Sep 1, 2020 |
| Property Address | 10428 HELENA AVE, MONTCLAIR, CA 91763-4300 |
| Document Number | 0000321680 |
| Map Reference | MB 200 PG 47&48 |
| Instrument Date | Jul 17, 2020 |
| Instrument | 2020-0321680 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2021 |
| Title Company | ORANGE COAST TTL CO OF SOCAL |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 10428 HELENA AVE, MONTCLAIR, CA 91763-4300 |
| Document Number | 0000321681 |
|---|---|
| Date | Sep 1, 2020 |
| Instrument | 2020-0321681 |
| Name | PREFERRED BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Sep 1, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.87% |
| Type Change Date | Sep 1, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 2.87% |
| Max Rate At Change | 5.87% |
| Index | 1-Year LIBOR |
| Max Rate | 8.87% |
The 2025 property tax bill for 10428 Helena Ave was $5,930 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 | Montclair 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 | $557,560 (+2%) Land $195,146 Building $362,414 | |
| 2025 | $5,930.00 Homeowner's exemption | $546,628 Land $191,320 Building $355,308 |
| 2023 | $5,630.00 (+1.37%) Homeowner's exemption | $525,402 Land $183,891 Building $341,511 |
| 2022 | $5,554.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10428 Helena Ave 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 10428 Helena Ave 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 | MONTE VISTA WD serves 56,390 people · EPA ID CA3610029 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Lead | Under 1 ppb (2023–2025) 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 386 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 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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