San Bernardino County property record for 10250 Dorset St, Rancho Cucamonga, CA 91730
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,772 sqft · built 1957 |
| Lot Size | 0.17 acres (7,416 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,579 (2025) |
| Deeds & Mortgages | Apr 2023 Reverse Mortgage Apr 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 1077-391-21-0000 |
| Primary APN | 1077-391-21-0000 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,772 sqft Living Area |
| 1st Floor Area | 1,772 sqft |
| Family Room | Family Room |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Modern |
| Construction Type | Frame |
| Roof Material | Built-Up Asphalt |
| Lot Area | 7,416 sqft (0.17 acres) |
| Lot Dimensions | 103 ft deep x 72 ft wide |
| Pool Type | Spa / Hot Tub (No Pool) |
|---|---|
| Porch | Patio/Porch |
| Porch Area | 552 sqft |
| Patio Area | 552 sqft |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10250 DORSET ST |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91730-3016 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 5592 LOT 13 |
| Legal Subdivision | TRACT NO. 5592 |
| Legal Tract | 5592 |
| Legal Block | 1 |
| Legal Lot Number | 13 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 2028 |
10250 Dorset St is owned and occupied by an individual who acquired it in August 1994.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 10250 DORSET ST, RANCHO CUCAMONGA, CA 91730-3016 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
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 |
|---|---|
| Apr 24, 2023 | Deed of Trust, Mortgage · Reverse Mortgage SMARTFI HOME LOANS LLC |
| Apr 12, 2017 | Deed of Trust, Mortgage · Conventional Mortgage NETWORK FUNDING LP |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 15, 1994 |
| Transfer Doc | 0000383382 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10250 DORSET ST, RANCHO CUCAMONGA, CA 91730-3016 |
| Transaction Type | Mortgage |
| Record Updated | May 17, 2023 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 10250 DORSET ST, RANCHO CUCAMONGA, CA 91730-3016 |
| Investor | Possibly a Property Investor |
| Document Number | 0000096947 |
|---|---|
| Date | Apr 24, 2023 |
| Instrument | 2023-0096947 |
| Name | SMARTFI HOME LOANS LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | SAN DIEGO, CA 92122 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 7.43% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Jun 1, 2023 |
| Change Frequency | Monthly |
| Index | 1-Year T-Bill |
| Max Rate | 12.4% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10250 DORSET ST, RANCHO CUCAMONGA, CA 91730-3016 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | TICOR TITLE COMPANY OF CA |
| Name | Verified Name |
|---|
| Document Number | 0000151242 |
|---|---|
| Date | Apr 12, 2017 |
| Instrument | 2017-0151242 |
| Name | NETWORK FUNDING LP |
|---|---|
| Type | Mortgage Company |
| Address | HOUSTON, TX 77042 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2047 |
The 2025 property tax bill for 10250 Dorset St was $1,579 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 | $147,933 (+2%) Land $33,810 Building $114,123 | |
| 2025 | $1,579.00 Homeowner's exemption | $145,032 Land $33,147 Building $111,885 |
| 2023 | $1,502.00 (+1.69%) Homeowner's exemption | $139,400 Land $31,860 Building $107,540 |
| 2022 | $1,477.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10250 Dorset St 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 | 1 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.
The area around 10250 Dorset 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 686 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Inyo Networks, Verizon.
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