Riverside County property record for 4170 Webster Ranch Rd, Corona, CA 92881
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5 ba · 4,537 sqft · built 2005 |
| Lot Size | 0.8 acres (34,848 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,160,000 (Dec 2005) |
| Tax Bill | $22,244 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 116-290-052 |
| Primary APN | 116-290-052 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Stories | 2 Stories |
| Building Area | 4,537 sqft Living Area |
| Gross Area | 5,232 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2005 |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 34,848 sqft (0.8 acres) |
| Garage Type | Attached |
| Garage Area | 657 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Street Address | 4170 WEBSTER RANCH RD |
|---|---|
| City | CORONA |
| State | CA |
| Zip | 92881-4760 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | .80 ACRES M/L IN LOT 52 MB 365/084 TR 29617 |
| Legal Tract | 29617 |
| Legal Lot Number | 52 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | CORONA |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 47902 |
4170 Webster Ranch Rd is owner-occupied and held in a trust since April 2009.
Source: Riverside County records, as of July 29, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 4170 WEBSTER RANCH RD, CORONA, CA 92881-4760 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust, Personal Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 20, 2005 · Amount on File |
| Deed Sale | Dec 20, 2005 · Amount on File |
| Deed Document Number | 20051047797 |
| Last Transfer Date | Apr 29, 2009 |
| Transfer Doc | 0000247215 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4170 Webster Ranch Rd was $22,244.
Source: Riverside County assessment roll, as of July 29, 2026
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Corona City |
| Unified School District | Corona-Norco Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,705,747 (+2%) Land $418,162 Building $1,287,585 | ||
| 2025 | $22,244.00 | $1,672,302 Land $409,963 Building $1,262,339 | |
| 2023 | $21,365.00 (+1.57%) | $1,607,367 Land $394,045 Building $1,213,322 | |
| 2022 | $21,034.00 | ||
| 2021 | $1,286,370 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4170 Webster Ranch Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 14, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 4170 Webster Ranch Rd is very high, ranking above 94% of the US, with a 2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Very High above 94% of the US · above 79% of California |
|---|---|
| Wildfire Likelihood | 2% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
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 | CITY OF CORONA serves 169,380 people · EPA ID CA3310037 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Oct 2025 |
| Lead | 2 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 66 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 86 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, T-Mobile, Verizon.
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