San Bernardino County property record for 10871 Boulder Canyon Rd, Rancho Cucamonga, CA 91737
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,569 sqft · built 1989 |
| Lot Size | 0.537 acres (23,400 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,160,000 (Jun 2022) |
| Tax Bill | $7,017 (2025) |
| Deeds & Mortgages | Aug 2023 Transfer Jun 2022 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1074-481-27-0000 |
| Primary APN | 1074-481-27-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,569 sqft Living Area |
| Gross Area | 3,359 sqft |
| 1st Floor Area | 2,569 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 23,400 sqft (0.537 acres) |
| Garage Type | Attached |
| Garage Area | 790 sqft |
| Parking Spaces | 3 Parking Spaces |
| Pool Type | Pool with Hot Tub/Spa |
|---|---|
| Porch | Patio/Porch |
| Porch Area | 783 sqft |
| Patio Area | 783 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10871 BOULDER CANYON RD |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91737-6710 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 12650-4 LOT 21 |
| Legal Subdivision | TRACT NO. 126504 |
| Legal Tract | 12650-4 |
| Legal Block | 1 |
| Legal Lot Number | 21 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 2021 |
10871 Boulder Canyon Rd is owner-occupied and held in a trust since June 2022.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Living Trust |
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 |
|---|---|
| Aug 17, 2023 | Intrafamily Transfer, Transfer |
| Jun 7, 2022 | Grant Deed, Transfer · Conventional Mortgage BANK OF AMERICA NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 7, 2022 · Amount on File |
| Deed Sale | Jun 7, 2022 · Amount on File |
| Prior Sale | Dec 5, 2001 · Amount on File |
| Deed Document Number | 2022207557 |
| Prior Transfer Date | Dec 8, 2004 |
| Prior Transfer Doc | 0000951040 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Aug 17, 2023 |
| Property Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Document Number | 0000203071 |
| Map Reference | MB 209 PG 91-94 |
| Instrument Date | Jul 28, 2023 |
| Instrument | 2023-0203071 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Jun 7, 2022 |
| Property Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Document Number | 0000207557 |
| Map Reference | MB 209 PG 91-94 |
| Instrument Date | Apr 22, 2022 |
| Instrument | 2022-0207557 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2022 |
| Title Company | CALIFORNIA COAST TITLE COMPANY, CALIFORNIA BEST TITLE CO INC |
| 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 | Joint Tenants |
| Address | 10871 BOULDER CANYON RD, RANCHO CUCAMONGA, CA 91737-6710 |
| Document Number | 0000207558 |
|---|---|
| Date | Jun 7, 2022 |
| Instrument | 2022-0207558 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2052 |
The 2025 property tax bill for 10871 Boulder Canyon Rd was $7,017 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 | Alta Loma Elementary School District (KG - 08) |
| Secondary School District | Chaffey Joint Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $638,764 (+2%) Land $223,568 Building $415,196 | |
| 2025 | $7,017.00 Homeowner's exemption | $626,239 Land $219,184 Building $407,055 |
| 2023 | $6,691.00 (-3.34%) Homeowner's exemption | $601,922 Land $210,673 Building $391,249 |
| 2022 | $6,922.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10871 Boulder Canyon Rd in Zone X, an area of minimal flood risk.
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 | 2 in force |
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.
Wildfire risk around 10871 Boulder Canyon Rd is high, ranking above 70% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 70% of the US · above 45% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect 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 219 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
5G (outdoors only) and 4G LTE
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