Riverside County property record for 4579 Hillside Ave, Norco, CA 92860
| Property Type | Ranch |
|---|---|
| Details | 3 bd · 1.75 ba · 5,280 sqft · built 1959 |
| Lot Size | 3.8 acres (165,528 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $9,449 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 153-160-031 |
| Primary APN | 153-160-031 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.75 Baths |
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 5,280 sqft Gross Area |
| 1st Floor Area | 2,020 sqft |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 165,528 sqft |
| Garage Type | Attached |
| Garage Area | 740 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Street Address | 4579 HILLSIDE AVE |
|---|---|
| City | NORCO |
| State | CA |
| Zip | 92860-1592 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > Ranch |
| Legal Description | 3.80 ACRES M/L IN POR LOT 9 BLK 53 MB 011/056 NORCO FARMS TR NO 2 |
| Legal Subdivision | NORCO FARMS TR NO 2 |
| Legal Tract | 2 |
| Legal Block | 53 |
| Legal Lot Number | 9 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | NORCO |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 40703 |
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 | 4579 HILLSIDE AVE, NORCO, CA 92860-1592 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Riverside County assessment roll, as of July 29, 2026
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Municipality | Norco City |
| Unified School District | Corona-Norco Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $836,729 (-0.46%) Land $429,640 Building $407,089 | |
| 2025 | $9,449.00 (+4.8%) Homeowner's exemption | $840,624 (+3.94%) Land $421,216 Building $419,408 |
| 2023 | $9,016.00 (+2.07%) Homeowner's exemption | $808,772 Land $404,860 Building $403,912 |
| 2022 | $8,833.00 |
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 Claims | 2 (1980–1983) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jan 1983 · Coastal Storms, Floods, Slides & Tornadoes |
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 65% of the US · above 40% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 NORCO serves 25,068 people · EPA ID CA3310025 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jul 2025 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 42 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 238 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 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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