San Bernardino County property record for 8271 Ave Castro, Rancho Cucamonga, CA 91730
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,426 sqft · built 1978 |
| Lot Size | 0.273 acres (11,868 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $290,000 (Dec 2008) |
| Tax Bill | $4,183 (2025) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 0208-901-04-0000 |
| Primary APN | 0208-901-04-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,426 sqft Living Area |
| Gross Area | 1,886 sqft |
| 1st Floor Area | 1,426 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 11,868 sqft (0.273 acres) |
| Lot Dimensions | 138 ft deep x 86 ft wide |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 460 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Spa / Hot Tub (No Pool) |
|---|---|
| Porch | Patio/Porch |
| Porch Area | 300 sqft |
| Patio Area | 300 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 8271 AVENIDA CASTRO |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91730-3404 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | TRACT 9617 LOT 1 |
| Legal Subdivision | TRACT NO 9617 |
| Legal Tract | 9617 |
| Legal Block | 1 |
| Legal Lot Number | 1 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 2103 |
8271 Ave Castro is owned and occupied by two individuals who acquired it in December 2020.
Source: San Bernardino County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 8271 AVENIDA CASTRO, RANCHO CUCAMONGA, CA 91730-3404 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 23, 2008 · Amount on File |
| Deed Sale | Dec 23, 2008 · Amount on File |
| Prior Sale | Jun 15, 2006 · Amount on File |
| Deed Document Number | 2008564374 |
| Last Transfer Date | Dec 18, 2020 |
| Transfer Doc | 0000005541 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Jan 5, 2021 |
| Property Address | 8271 AVENIDA CASTRO, RANCHO CUCAMONGA, CA 91730-3404 |
| Document Number | 0000005541 |
| Map Reference | MB 137 PG 56-59 |
| Instrument Date | Dec 18, 2020 |
| Instrument | 2021-0005541 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2021 |
| Title Company | CORINTHIAN TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 8271 AVENIDA CASTRO, RANCHO CUCAMONGA, CA 91730-3404 |
| Document Number | 0000005542 |
|---|---|
| Date | Jan 5, 2021 |
| Instrument | 2021-0005542 |
| Name | ROYAL PACIFIC FUNDING CORP |
|---|---|
| Type | Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 372 Months |
| Due | Jan 1, 2052 |
The 2025 property tax bill for 8271 Ave Castro was $4,183 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 | Rancho Cucamonga City |
| Elementary School District | Central Elementary School District (KG - 08) |
| Secondary School District | Chaffey Joint Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $388,543 (+2%) Land $133,981 Building $254,562 | |
| 2025 | $4,183.00 Homeowner's exemption | $380,925 Land $131,354 Building $249,571 |
| 2023 | $3,982.00 (+1.66%) Homeowner's exemption | $366,132 Land $126,253 Building $239,879 |
| 2022 | $3,917.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 8271 Ave Castro in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1992.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (1992–2005) |
| Most Recent Claim | Jan 2005 · Severe Storms, Flooding, Debris Flows, And Mudslides |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 8271 Ave Castro 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 | CUCAMONGA VALLEY WATER DISTRICT serves 213,375 people · EPA ID CA3610018 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 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 668 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Inyo Networks, T-Mobile.
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