Riverside County property record for 18301 Alder St, Riverside, CA 92504
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 4,003 sqft · built 2003 |
| Lot Size | 1 acres (43,560 sqft) |
| Owner | Owner Name on File |
| Last Sale | $539,000 (Oct 2003) |
| Tax Bill | $8,432 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 285-460-042 |
| Primary APN | 285-460-042 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Stories | 2 Stories |
| Building Area | 4,003 sqft Living Area |
| Gross Area | 4,672 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2003 |
|---|---|
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 43,560 sqft (1 acres) |
| Garage Type | Attached |
| Garage Area | 669 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Connected |
| Account Number | 285460042 |
|---|---|
| Street Address | 18301 ALDER ST |
| City | RIVERSIDE |
| State | CA |
| Zip | 92504-9470 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 1.00 ACRES IN LOT 42 MB 311/030 TR 22744 |
| Legal Tract | 22744 |
| Legal Lot Number | 42 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | LAKE MATHEWS |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 42008 |
Source: Riverside County records · APN 285-460-042
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 18301 ALDER ST, RIVERSIDE, CA 92504-9470 |
| Occupancy | Owner Occupied |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 17, 2003 · Amount on Record |
| Deed Sale | Oct 17, 2003 · Amount on Record |
| Prior Sale | Oct 17, 2003 |
| Deed Document Number | 2003-819551 |
| Record Updated | Jun 07, 2026 |
Source: Riverside County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Unified School District | Riverside Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $8,432.00 (+4.23%) Homeowner's exemption | $765,754 (+4.04%) Land $241,693 Building $524,061 |
| 2023 | $8,090.00 (+2.02%) Homeowner's exemption | $736,020 Land $232,308 Building $503,712 |
| 2022 | $7,930.00 |
Source: FEMA National Flood Hazard Layer as of October 14, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Moderate above 54% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | None beyond ember reach |
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 35 |
May also be available: AT&T.
Based on FCC filings for 86 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WESTERN MWD serves 87,955 people |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Dec 2023 |
| Lead | 1 ppb (2023–2025) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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