Riverside County property record for 4140 Tyler St, Riverside, CA 92503
| Property Type | Commercial Office |
|---|---|
| Details | 2,830 sqft · built 1980 |
| Lot Size | 0.44 acres (19,166 sqft) |
| Owner | Company Name on Record |
| Last Sale | $445,000 (Mar 2014) |
| Tax Bill | $6,991 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 143-140-049 |
| Primary APN | 143-140-049 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 2,830 sqft Gross Area |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 19,166 sqft (0.44 acres) |
| Street Address | 4140 TYLER ST |
|---|---|
| City | RIVERSIDE |
| State | CA |
| Zip | 92503-3445 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | C2 |
| Legal Description | LOTS 2, 3 & 4 MB 036/017 CASTLE HOMES |
| Legal Subdivision | CASTLE HOMES |
| Legal Lot Number | 2 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 41302 |
Source: Riverside County records, as of July 29, 2026
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 | 210 W C ST, ONTARIO, CA 91762-3404 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 31, 2014 · Amount on Record |
| Deed Sale | Mar 31, 2014 · Amount on Record |
| Prior Sale | Aug 14, 2008 · Amount on Record |
| Deed Document Number | 2014116934 |
| Prior Transfer Date | Aug 21, 2012 |
| Prior Transfer Doc | 0000403408 |
| Record Updated | Oct 29, 2026 |
Source: Riverside County assessment roll, as of July 29, 2026
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Riverside City |
| Unified School District | Alvord Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $556,406 (+2%) Land $343,847 Building $212,559 | |
| 2025 | $6,991.00 (+4.7%) | $545,497 (+4.04%) Land $337,105 Building $208,392 |
| 2023 | $6,677.00 (+6.19%) | $524,316 (+2%) Land $324,016 Building $200,300 |
| 2022 | $6,288.00 | $514,036 Land $317,663 Building $196,373 |
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
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 462 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile, Verizon.
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