Ventura County property record for 4309 Copperstone Ln, Simi Valley, CA 93065 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 4,267 sqft · built 2006 |
| Lot Size | 0.312 acres (13,576 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,244,000 (Sep 2006) |
| Tax Bill | $18,392 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 619-0-270-325 |
| Primary APN | 619-0-270-325 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 4,267 sqft Living Area |
| 1st Floor Area | 2,242 sqft |
| 2nd Floor Area | 2,025 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Lot Area | 13,576 sqft (0.312 acres) |
| Garage Area | 747 sqft |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4309 COPPERSTONE LN |
|---|---|
| City | SIMI VALLEY |
| State | CA |
| Zip | 93065-0217 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT: 518200 LOT: 755 REF: 153MR 19 |
| Legal Subdivision | 5182-C-6 |
| Legal Tract | 518200 |
| Legal Block | 270 |
| Legal Lot Number | 755 |
| Jurisdiction | VENTURA CA |
| Township / Civil Division | SIMI VALLEY |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 8502 |
Source: Ventura County records · APN 619-0-270-325
Assessment roll updated July 15, 2026 · Last verified July 2026
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| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4309 COPPERSTONE LN, SIMI VALLEY, CA 93065-0217 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 21, 2006 · Amount on Record |
| Deed Sale | Sep 21, 2006 · Amount on Record |
| Deed Document Number | 2006198834 |
| Record Updated | Sep 20, 2026 |
Source: Ventura County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Ventura County |
| Municipality | Simi Valley City |
| Unified School District | Simi Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,603,000 (-) Land $1,043,000 Building $560,000 | |
| 2025 | $18,392.00 (+5.91%) Homeowner's exemption | $1,603,000 (+4.02%) Land $1,043,000 Building $560,000 |
| 2024 | $17,366.00 (+1.33%) | |
| 2023 | $17,138.00 (-1.27%) Homeowner's exemption | $1,541,000 Land $1,002,000 Building $539,000 |
| 2022 | $17,359.00 |
Source: FEMA National Flood Hazard Layer, Ventura County (06111C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | High above 88% of the US · above 69% of California |
|---|---|
| Wildfire Likelihood | About 1 in 129 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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