San Bernardino County property record for 10203 Ring Ave, Rancho Cucamonga, CA 91737
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,000 sqft · built 1990 |
| Lot Size | 0.165 acres (7,200 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $355,000 (Jul 2012) |
| Tax Bill | $4,974 (2025) |
| Deeds & Mortgages | Mar 2026 Line of Credit Jan 2022 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 1076-091-76-0000 |
| Primary APN | 1076-091-76-0000 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,000 sqft Living Area |
| Gross Area | 3,810 sqft |
| 1st Floor Area | 1,497 sqft |
| 2nd Floor Area | 1,503 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Modern |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 7,200 sqft (0.165 acres) |
| Garage Type | Attached |
| Garage Area | 810 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Patio/Porch |
| Porch Area | 234 sqft |
| Patio Area | 234 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 10203 RING AVE |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91737-4325 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 13342 LOT 72 AND INT IN COMMON AREA |
| Legal Subdivision | TRACT NO 13342 |
| Legal Tract | 13342 |
| Legal Block | 2 |
| Legal Lot Number | 72 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 2025 |
10203 Ring Ave is owned and occupied by two individuals who acquired it in July 2016.
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 | 10203 RING AVE, RANCHO CUCAMONGA, CA 91737-4325 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Mar 12, 2026 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA |
| Jan 4, 2022 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA |
| Aug 9, 2017 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 11, 2012 · Amount on File |
| Deed Sale | Jul 11, 2012 · Amount on File |
| Prior Sale | Apr 24, 2003 · Amount on File |
| Deed Document Number | 2012276242 |
| Last Transfer Date | Jul 18, 2016 |
| Transfer Doc | 0000334210 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10203 RING AVE, RANCHO CUCAMONGA, CA 91737-4325 |
| Transaction Type | Mortgage |
| Record Updated | Apr 7, 2026 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|---|
| Address | 10203 RING AVE, ALTA LOMA, CA 91737-4325 |
| Document Number | 0000065915 |
|---|---|
| Date | Mar 12, 2026 |
| Instrument | 2026-0065915 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 4, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10203 RING AVE, RANCHO CUCAMONGA, CA 91737-4325 |
| Transaction Type | Mortgage |
| Record Updated | Jan 17, 2022 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|---|
| Address | 10203 RING AVE, ALTA LOMA, CA 91737-4325 |
| Document Number | 0000004828 |
|---|---|
| Date | Jan 4, 2022 |
| Instrument | 2022-0004828 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Property Address | 10203 RING AVE, RANCHO CUCAMONGA, CA 91737-4325 |
| Document Number | 0000362508 |
| Instrument Date | Aug 9, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Sep 12, 2017 |
| Name | Verified Name |
|---|---|
| Address | 10203 RING AVE RANCHO CUCAMONGA CA 917374325, RANCHO CUCAMONGA, CA 91737-4325 |
| Document Number | 0000362508 |
|---|---|
| Date | Sep 5, 2017 |
| Instrument | 362508 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 10203 Ring Ave was $4,974.
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 | $445,899 (+2%) Land $111,474 Building $334,425 | |
| 2025 | $4,974.00 | $437,156 Land $109,288 Building $327,868 |
| 2023 | $4,745.00 (+0.23%) | $420,180 Land $105,044 Building $315,136 |
| 2022 | $4,734.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10203 Ring Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2001.
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 | 1 (2001) |
| Most Recent Claim | Jun 2001 · other causes |
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 10203 Ring Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 601 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 |
May also be available: GeoLinks.
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