San Bernardino County property record for 6491 Jasper St, Alta Loma, CA 91701
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,920 sqft · built 1977 |
| Lot Size | 0.233 acres (10,126 sqft) |
| Owner | Company Name on File |
| Last Sale | $200,000 (Nov 1998) |
| Tax Bill | $3,517 (2025) |
| Deeds & Mortgages | Sep 2021 Transfer Sep 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1062-621-66-0000 |
| Primary APN | 1062-621-66-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,920 sqft Living Area |
| Gross Area | 2,800 sqft |
| 1st Floor Area | 920 sqft |
| 2nd Floor Area | 1,000 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Modern |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 10,126 sqft (0.233 acres) |
| Lot Dimensions | 122 ft deep x 83 ft wide |
| View / Lot | Average |
| Garage Type | Attached |
| Garage Area | 880 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 132 sqft |
| Patio Area | 132 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 6491 JASPER ST |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91701-3902 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 9225 LOT 21 |
| Legal Subdivision | TRACT NUMBER 9225 |
| Legal Tract | 9225 |
| Legal Block | 2 |
| Legal Lot Number | 21 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 2014 |
6491 Jasper St is owned by a company that acquired it in September 2021 and is owner-occupied.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 6491 JASPER ST, RANCHO CUCAMONGA, CA 91701-3902 |
| 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.
| Date | Document |
|---|---|
| Sep 30, 2021 | Intrafamily Transfer, Transfer AMROCK LLC |
| Sep 30, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 20, 1998 · Amount on File |
| Deed Sale | Nov 20, 1998 · Amount on File |
| Deed Document Number | 1998499016 |
| Last Transfer Date | Sep 15, 2021 |
| Transfer Doc | 0000446635 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Sep 30, 2021 |
| Property Address | 6491 JASPER ST, ALTA LOMA, CA 91701-3902 |
| Document Number | 0000446637 |
| Map Reference | MB 130 PG 71-73 |
| Instrument Date | Sep 15, 2021 |
| Instrument | 2021-0446637 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | AMROCK LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 6491 JASPER ST, RANCHO CUCAMONGA, CA 91701-3902 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Sep 30, 2021 |
| Property Address | 6491 JASPER ST, ALTA LOMA, CA 91701-3902 |
| Document Number | 0000446635 |
| Map Reference | MB 130 PG 71-73 |
| Instrument Date | Sep 15, 2021 |
| Instrument | 2021-0446635 |
| Transaction Type | Transfer |
| Record Updated | Oct 13, 2021 |
| Title Company | ACCOMODATION, ACCOMMODATION |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 6491 JASPER ST, RANCHO CUCAMONGA, CA 91701-3902 |
| Document Number | 0000446636 |
|---|---|
| Date | Sep 30, 2021 |
| Instrument | 2021-0446636 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2051 |
The 2025 property tax bill for 6491 Jasper St was $3,517 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 | $319,659 (+2%) Land $79,955 Building $239,704 | |
| 2025 | $3,517.00 Homeowner's exemption | $313,391 Land $78,387 Building $235,004 |
| 2023 | $3,354.00 (+0.3%) Homeowner's exemption | $301,221 Land $75,343 Building $225,878 |
| 2022 | $3,344.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 6491 Jasper St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.
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 Claims | 1 (2017) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 2017 |
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 6491 Jasper St 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 582 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Frontier.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures