Riverside County property record for 19504 Mariposa Ave, Riverside, CA 92508
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 5,603 sqft · built 2007 |
| Lot Size | 1.13 acres (49,658 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $850,000 (Jun 2014) |
| Tax Bill | $11,660 (2025) |
| Deeds & Mortgages | Aug 2024 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 266-160-021 |
| Primary APN | 266-160-021 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 2 Half Baths |
| Stories | 2 Stories |
| Building Area | 5,603 sqft Living Area |
| Gross Area | 7,504 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2007 |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 49,658 sqft |
| Garage Type | Attached |
| Garage Area | 1,106 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Street Address | 19504 MARIPOSA AVE |
|---|---|
| City | RIVERSIDE |
| State | CA |
| Zip | 92508-9630 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CBOOK |
| Legal Description | 1.14 ACRES IN PAR 1 PM 174/029 PM 26497 |
| Legal Lot Number | 1 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | LAKE MATHEWS |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 42009 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | PO BOX 52717, RIVERSIDE, CA 92517-3717 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 19, 2014 · Amount on Record |
| Deed Sale | Jun 19, 2014 · Amount on Record |
| Prior Sale | Jul 22, 2005 · Amount on Record |
| Deed Document Number | 2014224724 |
| Prior Transfer Date | Oct 25, 2007 |
| Prior Transfer Doc | 0000675353 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | RIVERSIDE CA |
| Property Address | 19504 MARIPOSA AVE, RIVERSIDE, CA 92508-9630 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT |
| Name | Verified Name |
|---|
| Document Number | 0000247947 |
|---|---|
| Date | Aug 19, 2024 |
| Instrument | 2024-0247947 |
| Name | MOSAIC ESCROW INC |
|---|---|
| Type | Non-Lending Institution |
| Address | CHINO HILLS, CA 91709 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Riverside County assessment roll, as of July 29, 2026
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Riverside City |
| Unified School District | Riverside Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,062,811 (+2%) Land $237,565 Building $825,246 | ||
| 2025 | $11,660.00 (+3.86%) | $1,041,972 (+4.04%) Land $232,907 Building $809,065 | |
| 2023 | $11,227.00 (+1.88%) | $1,001,513 Land $223,864 Building $777,649 | |
| 2022 | $11,020.00 | ||
| 2021 | $1,279,350 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 Claims | 5 (1998–2010) |
| Claims Outside the SFHA | 2 of 5 |
| Most Recent Claim | Dec 2010 · Severe Winter Storms, Flooding, And Debris And Mud Flows |
| Claims by Event |
|
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 | Moderate above 64% of the US · lower than 60% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 | WESTERN MWD serves 87,955 people · EPA ID CA3310049 |
|---|---|
| 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, 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 304 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T, GeoLinks, T-Mobile.
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