Riverside County property record for 4059 Flat Rock Dr, Riverside, CA 92505
| Property Type | Manufacturing (Light) |
|---|---|
| Details | 27,752 sqft · built 2005 |
| Lot Size | 1.64 acres (71,438 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $49,247 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 142-090-028 |
| Primary APN | 142-090-028 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 27,752 sqft Total Area |
| Gross Area | 71,438 sqft |
| Year Built | Built 2005 |
|---|---|
| Construction Type | Tilt-Up Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 71,438 sqft (1.64 acres) |
| Account Number | 142090028 |
|---|---|
| Street Address | 4059 FLAT ROCK DR |
| City | RIVERSIDE |
| State | CA |
| Zip | 92505-5859 |
| Property Category | Industrial |
| Property Type | Industrial > Manufacturing (Light) |
| Local Zoning Code | BMP |
| Legal Description | 1.64 ACRES NET IN PAR 9 PM 205/030 PM 31164 |
| Legal Lot Number | 9 |
| 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 | Company Name on Record |
|---|---|
| Mailing Address | 4059 FLAT ROCK DR, COSTA MESA, CA 92626 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 15, 2015 |
| Deed Sale | Jun 15, 2015 |
| Prior Sale | Apr 10, 2012 |
| Deed Document Number | 2015-0251189 |
| Record Updated | Jun 7, 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 | $49,247.00 (+4.25%) | $2,751,572 (+4.04%) Land $731,016 Building $2,020,556 |
| 2023 | $47,241.00 (+4.98%) | $2,644,728 (+2%) Land $702,631 Building $1,942,097 |
| 2022 | $44,999.00 | $2,592,871 Land $688,854 Building $1,904,017 |
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 | Low lower than 93% of the US · lower than 96% 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 | 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 541 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 |
May also be available: AT&T, GeoLinks, T-Mobile, Verizon.
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