Riverside County property record for 4031 Flat Rock Dr, Riverside, CA 92505
| Property Type | Manufacturing (Light) |
|---|---|
| Details | 34,930 sqft · built 2006 |
| Lot Size | 2.16 acres (94,089 sqft) |
| Owner | Owner Name on Record |
| Last Sale | $2,479,000 (Jul 2011) |
| Tax Bill | $58,437 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 142-090-044 |
| Primary APN | 142-090-044 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 34,930 sqft Total Area |
| Gross Area | 94,089 sqft |
| Year Built | Built 2006 |
|---|---|
| Construction Type | Tilt-Up Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 94,089 sqft (2.16 acres) |
| Account Number | 142090044 |
|---|---|
| Street Address | 4031 FLAT ROCK DR |
| City | RIVERSIDE |
| State | CA |
| Zip | 92505-5859 |
| Property Category | Industrial |
| Property Type | Industrial > Manufacturing (Light) |
| Legal Description | 2.16 ACRES M/L IN POR PAR 10 PM 205/030 PM 31164 |
| Legal Lot Number | 10 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 41406 |
Source: Riverside County records, as of October 13, 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 Record |
|---|---|
| Mailing Address | 9422 SE 33RD ST, MERCER ISLAND, WA 98040-3112 |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 6, 2011 · Amount on Record |
| Deed Sale | Jul 6, 2011 · Amount on Record |
| Prior Sale | Nov 17, 2010 · Amount on Record |
| Deed Document Number | 2011-0297109 |
| Record Updated | Jun 8, 2026 |
Source: Riverside County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Riverside City |
| Unified School District | Alvord Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $58,437.00 (+4.19%) | $3,113,752 (+4.04%) Land $827,731 Building $2,286,021 |
| 2023 | $56,089.00 (+4.84%) | $2,992,843 Land $795,590 Building $2,197,253 |
| 2022 | $53,499.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 14, 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 | 2 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.
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 | CITY OF RIVERSIDE serves 302,776 people · EPA ID CA3310031 |
|---|---|
| Water Source | Groundwater influenced by surface water |
| 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, 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 669 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 |
| Starlink Satellite | 280 / 30 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile, Verizon.
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