Riverside County property record for 9563 Mason St, Riverside, CA 92503
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,648 sqft · built 1959 |
| Lot Size | 0.17 acres (7,405 sqft) |
| Owner | Company Name on Record |
| Last Sale | $293,000 (May 2004) |
| Tax Bill | $4,687 (2025) |
| Deeds & Mortgages | Apr 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 145-290-026 |
| Primary APN | 145-290-026 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 1,648 sqft Living Area |
| Gross Area | 2,456 sqft |
| 1st Floor Area | 1,648 sqft |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Architectural Style | Multi-Family |
| Construction Type | Wood |
| Roof Material | Gravel |
| Lot Area | 7,405 sqft (0.17 acres) |
| Garage Type | Attached |
| Garage Area | 477 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Old Parcel Number | 051800019 |
|---|---|
| Street Address | 9563 MASON ST |
| City | RIVERSIDE |
| State | CA |
| Zip | 92503-3611 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R2 |
| Legal Description | LOT 19 MB 008/026 VAN BUREN PK RESUB OF |
| Legal Subdivision | VAN BUREN PK RESUB OF |
| Legal Lot Number | 19 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 31602 |
Source: Riverside County records, as of May 6, 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 | 2217 CANONITA DR, LA HABRA HEIGHTS, CA 90631-7717 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 21, 2004 · Amount on Record |
| Deed Sale | May 21, 2004 · Amount on Record |
| Deed Document Number | 2004382917 |
| Last Transfer Date | Mar 29, 2021 |
| Transfer Doc | 0000230389 |
| Record Updated | Jun 8, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | RIVERSIDE CA |
| Recording Date | Apr 13, 2021 |
| Property Address | 9563 MASON ST, RIVERSIDE, CA 92503-3611 |
| Document Number | 0000230389 |
| Map Reference | MB 8 PG 26 |
| Instrument Date | Mar 29, 2021 |
| Instrument | 2021-0230389 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Revocable Trust |
| Address | 2217 CANONITA DR, LA HABRA HEIGHTS, CA 90631-7717 |
Source: Riverside County assessment roll, as of August 6, 2025
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Riverside City |
| Unified School District | Riverside Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $4,687.00 (+3.83%) | $416,558 (+4.04%) Land $106,621 Building $309,937 |
| 2023 | $4,514.00 (+1.87%) | $400,384 Land $102,482 Building $297,902 |
| 2022 | $4,431.00 |
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
| 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 | 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 575 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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